Čeština
Dansk
Deutsch
Ελληνικά
English
English
Español
Suomi
Français
Français
עברית
Hrvatski
Magyar
Italiano
日本語
한국어
Nederlands
Polski
Português
Română
Русский
Slovenčina
Slovenščina
Svenska
Türkçe
中文 (中国)
Wiring Diagram AUDI A3 2008 - Terminal 15 voltage supply relay 2 - fuses on fuse holder
| J492 | Four-wheel drive control unit |
| J519 | Onboard supply control unit |
| J681 | Terminal 15 voltage supply relay 2 |
| SB28 | Fuse 28 on fuse holder B |
| SB49 | Fuse 49 on fuse holder B |
| SC2 | Fuse 2 on fuse holder C |
| T2t | 2-pin connector, black (connector L) |
| T6q | 6-pin connector, black, near fuel gauge sender 2 |
| T8y | 8-pin connector, black (connector A) |
| T40 | 40-pin connector, black, on electronics box in engine compartment (connector J) |
| V184 | Oil pressure control motor |
| 371 | Earth connection 6, in main wiring harness |
| B273 | Positive connection (15), in main wiring harness |
| B277 | Positive connection 1 (15a), in main wiring harness |
| # | for models with electronics box low only, ⇒ Fitting locations |
| ## | for models with electronics box high only, ⇒ Fitting locations |
Wiring Diagram AUDI A3 2008 - Oil pressure and oil temperature sender - haldex coupling pump
| G437 | Oil pressure and oil temperature sender |
| J104 | ABS control unit |
| J492 | Four-wheel drive control unit |
| J519 | Onboard supply control unit |
| T2ax | 2-pin connector, near four-wheel drive control unit |
| T6q | 6-pin connector, black, near fuel gauge sender 2 |
| T8y | 8-pin connector, black (connector A) |
| T16a | 16-pin connector, black (connector E) |
| V181 | Haldex coupling pump |
| B335 | Connection 1 (54), in main wiring harness |
| B383 | Connection 1 (drive train CAN bus, high), in main wiring harness |
| B390 | Connection 1 (drive train CAN bus, low), in main wiring harness |
| * | for models with anti-lock brake system (ABS) MK60 and hydraulic brake servo (HBV) only |
| ** | for models with anti-lock brake system (ABS) MK60 and without hydraulic brake servo (HBV) only |
| *** | for models with anti-lock brake system (ABS) MK70 only |
AUDI A3 2008 Overview of control units
Overview of control units
| 1 - | Control units on right in luggage compartment |
| q | Components: -J345-, -J393-, -J446-, -J791- |
| q | Fitting location |
| q | Connector assignment-J345- |
| q | Connector assignment-J393- |
| q | Connector assignment-J446-/ -J791- |
| 2 - |
| q | Location of -J415- |
| q | Location of -J86- |
| q | Location of -J146- |
| q | Location of -J44- |
| q | Connector assignment |
|
| Connector assignment. |
| A - | Trailer detector control unit -J345- |
| Connector assignment. |
| A - | Convenience system central control unit -J393- |
| Connector assignment. |
| A - | Parking aid control unit -J446- |
| Control units on left in luggage compartment |
|
|
|
|
|
|
| Connector assignment. |
| - | All-wheel drive control unit -J492- |
| Connector: |
| A - | 2-pin connector -T2ax- |
| B - | 8-pin connector -T8y- |
AUDI A3 2008 Overview of control units
Overview of control units
| q | Connector assignment |
| q | Connector assignment |
| q | not for models with US equipment |
| 2 - |
| q | Connector assignment |
| q | Connector assignment |
| q | not for models with US equipment |
| q | Connector assignment |
| q | for models with 5-door models only |
| q | Connector assignment |
| q | Connector assignment |
| q | Connector assignment |
| q | for models with 5-door models only |
| q | Connector assignment |
| q | not for models with US equipment |
| q | Connector assignment |
| q | not for models with US equipment |
| q | Connector assignment |
| q | Connector assignment |
| q | Location, from model year 2010 |
| q | Connector assignment, from model year 2004 |
| q | Connector assignment, from model year 2010 |
| Heater control unit -J162- |
| q | Location |
| 13 - |
| q | Connector assignment |
| 13 - | 14 - | Auxiliary air heater control unit -J604- |
| q | Location |
| q | Connector assignment |
| q | not for models with US equipment |
| q | Connector assignment |
| 16 - |
| q | Connector assignment |
| 16 - |
| 16 - |
| q | Connector assignment |
| q | Connector assignment |
| q | Connector assignment, 75 pin |
| q | Connector assignment, 84 pin |
| q | Connector assignment, 100 pin |
| Control unit with display for radio and navigation system -J503- |
| q | Location |
| 20 - |
|
|
AUDI A3 2008 Headlight range control, control unit J431
|
| Connector assignment. |
| A - | Headlight range control, control unit -J431- |
| Connector: |
| B - | 26-pin connector -T26a- |
AUDI A3 2008 Front passenger seat heating control unit J727
|
|
| Connector assignment. |
| - | Front passenger seat heating control unit -J727- |
| Connector: |
| A - | 6-pin connector -T6p- |
AUDI A3 2008 Sliding sunroof adjustment control unit J245
|
|
| Connector assignment. |
| - | Sliding sunroof adjustment control unit -J245- |
| Connector: |
| A - | 6-pin connector -T6b- |
| B - | 6-pin connector -T6t- |
AUDI A3 2008 NOx sensor control unit J583
|
AUDI A3 2008 Rear left door control unit J388 / Rear right door control unit J389
|
| Connector assignment. |
| A - | Rear left door control unit -J388- |
| Connector: |
| B - | 32-pin connector -T32e- |
| C - | 16-pin connector(Vacant) |
| D - | 20-pin connector -T20n- |
| Connector assignment. |
| A - | Rear right door control unit -J389- |
| Connector: |
| B - | 32-pin connector -T32f- |
| C - | 16-pin connector(Vacant) |
| D - | 20-pin connector -T20o- |
AUDI A3 2008 Control unit in dash panel insert J285
|
|
| Connector assignment. |
| - | Control unit in dash panel insert -J285- |
| Connector: |
| A - | 32-pin connector -T32- |
AUDI A3 2008 Fuel pump control unit J538
|
|
| Connector assignment. |
| A - | Fuel pump control unit -J538- |
| Connector: |
| B - | 10-pin connector -T10b- |
AUDI A3 2008 Driver seat heating control unit J726
|
|
| Connector assignment. |
| - | Driver seat heating control unit -J726- |
| Connector: |
| A - | 6-pin connector -T6o- |
AUDI A3 2008 Steering column electronics control unit J527
|
|
| Connector assignment. |
| A - | Steering column electronics control unit -J527- |
| B - | 4-pin connector(Airbag mounting) |
| C - | 10-pin connector(Cruise control system and turn signal support) |
| D - | 20-pin connector -T20b- |
| E - | 4-pin connector -T4n- |
| F - | 12-pin connector(Ignition/starter switch and ignition key withdrawal lock support) |
| G - | 8-pin connector(Wiper support, interval potentiometer and multifunction system) |
| H - | 10-pin connector(Steering angle sensor support) |
| I - | 10-pin connector(Coil connector support) |
AUDI A3 2008 Driver door control unit J386
|
|
| Connector assignment. |
| A - | Driver door control unit -J386- |
| Connector: |
| B - | 32-pin connector -T32a- |
| C - | 16-pin connector -T16b- |
| D - | 20-pin connector -T20f- |
AUDI A3 2008 Onboard supply control unit J519
|
|
| Connector assignment. |
| - | Onboard supply control unit -J519- |
| Connector: |
| A - | 11-pin connector -T11b- |
| B - | 12-pin connector -T12c- |
| C - | 12-pin connector -T12d- |
| D - | 11-pin connector -T11c- |
| E - | 16-pin connector -T16a- |
| F - | 8-pin connector -T8h- |
| G - | 12-pin connector -T12e- |
| H - | 12-pin connector |
| I - | 2-pin connector -T2b- |
| J - | 6-pin connector -T6h- |
| K - | 10-pin connector -T10d- |
| L - | 2-pin connector -T2t- |
AUDI A3 2008 Onboard supply control unit J519
|
|
| Connector assignment. |
| - | Onboard supply control unit -J519- |
| Connector: |
| A - | 52-pin connector -T52a- |
| B - | 52-pin connector -T52b- |
| C - | 52-pin connector -T52c- |
AUDI A3 2008 Heater control unit J65 / Heater control unit J162
|
AUDI A3 2008 Climatronic control unit J255
|
| Connector assignment. |
| - | Climatronic control unit -J255- |
| Connector: |
| A - | 12-pin connector -T12f- |
| B - | 20-pin connector -T20j- |
| C - | 16-pin connector -T16e- |
| D - | 16-pin connector -T16d- |
AUDI A3 2008 data bus diagnostic interface J533
|
Note
|
| Connector assignment. |
| A - | data bus diagnostic interface -J533- |
| Connector: |
| B - | 20-pin connector -T20d- |
AUDI A3 2008 Fresh air blower control unit J126
|
AUDI A3 2008 Front passenger door control unit J387
|
| Connector assignment. |
| A - | Front passenger door control unit -J387- |
| Connector: |
| B - | 32-pin connector -T32b- |
| C - | 16-pin connector -T16c- |
| D - | 20-pin connector -T20g- |
AUDI A3 2008 Airbag control unit J234
|
|
| Connector assignment. |
| A - | Airbag control unit -J234- |
| Connector: |
| B - | 75-pin connector -T75- |
| Connector assignment. |
| - | Airbag control unit -J234- |
| Connector: |
| A - | 84-pin connector -T84- |
| A - | 84-pin connector -T84a- |
| Connector assignment. |
| - | Airbag control unit -J234- |
| Connector: |
| A - | 100-pin connector -T100- |
| A - | 100-pin connector -T100a- |
AUDI A3 2008 Auxiliary air heater control unit J604
|
|
| Connector assignment. |
| - | Auxiliary air heater control unit -J604- |
| Connector: |
| A - | 4-pin connector -T4l- |
AUDI A3 2008 Navigation operating electronics control unit J402 (RNS-E)
|
AUDI A3 2008 CD changer R41
|
AUDI A3 2008 Electronically controlled damping control unit J250
|
| Connector assignment. |
| - | Electronically controlled damping control unit -J250- |
| Connector: |
| A - | 47-pin connector -T47- |
AUDI A3 2008 Tyre pressure monitor control unit J502
|
|
| Connector assignment. |
| - | Tyre pressure monitor control unit -J502- |
| Connector: |
| A - | 20-pin connector -T20q- |
AUDI A3 2008 Connection for external audio source R199
|
| A - | Connection for external audio source -R199- |
| B - | 12-pin connector -T12y- |
AUDI A3 2008 Voltage stabiliser J532
|
|
|
AUDI A3 2008 Overview of relay
Overview of relay
| 1 - | Relay carrier on electronics box |
| q | in left of engine compartment. |
| q | Components: -J271-, -J317-, -J363-, -J757-, -J329- , -J469- |
| q | Position of relays on electronics box low, from model year 2006 |
| q | Position of relays on electronics box high, from model year 2004 |
| q | Position of relays on electronics box high, from model year 2006 |
| 2 - | Relay carrier on left under dash panel |
| q | Components: -J17-, -J49-, -J359-, -J682-, -J360-, -J663-, -J151-, -J39-, -J662-, -J832-, -J906-, -J907-, -J910--J789- |
| q | Position of relays, from model year 2004 |
| q | Position of relays, from model year 2009 |
| 3 - | Position of relays on main fuse box, in luggage compartment, rear right |
| q | Components: -J655-, -J253- |
| q | Position of relays, from model year 2004 |
| 4 - |
| q | Position of relays, from model year 2010 |
| 5 - | Relay carrier under electronics box |
| q | Components: -J179-, -J299- |
| q | Position of relays, from model year 2004 |
| Position of relays on electronics box low, from model year 2006 |
| 1 - | Motronic current supply relay -J271- |
| q | Slot A1 |
| q | for models with engine codes BLF, BLR, BLY, BVY, BVZ, BPT, BPU, BYT, CMSA, CAXC, BZB, CAWB, CBFA, CCTA, CDAA, CCZA, CBZB only |
| 1 - | Terminal 30 voltage supply relay -J317- |
| q | Slot A1 |
| q | for models with engine codes BKC, BXE, AZV, BKD, BLS, BMM, BUY, BMN, CBBB, CBAB, CBAA, CAYB, CAYC, CBEA, CFFA, CFFB, CFGB, CLJA |
| 1 - | Current supply relay for Simos control unit -J363- |
| q | Slot A1 |
| q | for models with engine codes BSE, BSF, CCSA, CMXA only |
| 2 - | Wiring bridges, Automatic glow period control unit |
| q | Slot A2 |
| q | for models with engine codes BKC, BXE, AZV, BKD, BLS, BMM, BUY, BMN, CBBB, CBAB, CBAA, CAYB, CAYC, CBEA, CFFA, CFFB, CFGB, CLJA only |
| 2 - |
| q | for models from model year 2009, with engine code CBFA |
| 2 - | Additional coolant pump relay -J496- |
| q | Slot A2 |
| q | for models with engine code CAXC, CMSA only |
AUDI A3 2008 Position of relays on electronics box high, from model year 2004
| Position of relays on electronics box high, from model year 2004 |
| 1 - | Terminal 15 voltage supply relay -J329- |
| q | Slot R1 |
| 2 - | Terminal 50 voltage supply relay -J682- |
| q | Slot R2 |
| 3 - | Motronic current supply relay -J271- |
| q | Slot R4 |
| 3 - | Terminal 30 voltage supply relay -J317- |
| q | Slot R4 |
| q | not for models with US equipment |
| 3 - | Current supply relay for Simos control unit -J363- |
| q | Slot R4 |
| q | not for models with US equipment |
| 4 - | Fuel pump relay -J17- |
| q | Slot R3 |
AUDI A3 2008 Position of relays on electronics box high, from model year 2006
| Position of relays on electronics box high, from model year 2006 |
| 1 - | Motronic current supply relay -J271- |
| q | Slot R1 |
| q | for models with engine codes AXX, BPY, BWA, BHZ, BUB, BMJ, CDLA, CDLC, CBRA, BZC, CEPA, CEPB only |
| 2 - | Continued coolant circulation relay -J151- |
| q | Slot R2 |
| q | for models with engine codes AXX, BPY, BWA, BHZ, BUB, BMJ, CDLA, CDLC, CBRA, BZC only |
| 2 - | Additional coolant pump relay -J496- |
| q | Slot R2 |
| q | for models with engine code CEPA, CEPB only |
| 3 - | Fuel pump relay -J17- |
| q | Slot R4 |
| q | for models with engine codes BUB, BMJ, CBRA only |
| 3 - | Engine component current supply relay -J757- |
| q | Slot R4 |
| q | for models with engine codes AXX, BPY, BWA, BHZ, CDLA, CDLC, BZC, CEPA, CEPB only |
| 4 - | Not assigned |
| q | Slot R3 |
AUDI A3 2008 Relay positions relay carrier on onboard supply control unit, under left dash panel, from model year 2004
| Relay positions relay carrier on onboard supply control unit, under left dash panel, from model year 2004 |
| 1 - | Terminal 15 voltage supply relay 2 -J681- |
| q | Slot B1 |
| 2 - | Not assigned |
| q | Slot B2 |
| 3 - | Heated rear window relay -J9- |
| q | Slot B5 |
| 4 - | Horn relay -J413- |
| q | Slot B6 |
| 5 - | X-contact relief relay -J59- |
| q | Slot B9 |
| 6 - | Double washer pump relay 1 -J729- |
| q | Slot B8 |
| 7 - | Double washer pump relay 2 -J730- |
| q | Slot B7 |
| 8 - | Not assigned |
| q | Slot B3 |
| 9 - | Terminal 30 voltage supply relay 2 -J689- |
| q | Slot B4 |
AUDI A3 2008 Relay positions relay carrier on onboard supply control unit, under left dash panel, from model year 2010
| Relay positions relay carrier on onboard supply control unit, under left dash panel, from model year 2010 |
| 1 - | Terminal 15 voltage supply relay 2 -J681- |
| 2 - | Heated rear window relay -J9- |
| 3 - | Horn relay -J413- |
| 3 - | Headlight washer system relay -J39- |
| 4 - | X-contact relief relay -J59- |
| 5 - | High heat output relay -J360- |
| q | for models with auxiliary air heating only |
Note:
| -J39- and -J413- are mini-relays and can be found on a relay slot. |
AUDI A3 2008 Relay positions under left dash panel, from model year 2004
| Relay positions under left dash panel, from model year 2004 |
| 1 - | Headlight washer system relay -J39- |
| 2 - | Fuel pump relay -J17- |
| q | Slot 2.1 |
| q | for models with diesel engines only |
| q | is dropped from model year 2006 |
| q | for models with petrol engines and electronics box low, from May 2005 |
| q | for models with diesel engines and electronics box low, from May 2005 |
| q | for models with petrol engines and electronics box low, from August 2005 |
| q | for models with diesel engines and electronics box low, from August 2005 |
| q | for models from model year 2004 with electronics box high, engine codes BGU, BDB, BMJ, |
| q | for models from model year 2006 with electronics box high, engine codes BUB, BMJ, |
| 2 - | Electric fuel pump 2 relay -J49- |
| q | Slot 2.1 |
| q | for models with petrol engines only |
| q | not for models with engines FSI |
| q | is dropped from model year 2006 |
| q | for models with petrol engines, from May 2005 |
| q | for models with petrol engines, from August 2005 |
| q | for models with diesel engines, from November 2006 |
| 2 - | Electric fuel pump 2 relay -J49- |
| q | Slot 2.2 |
| q | for models with petrol engines only |
| q | not for models with engines FSI |
| q | applicable from May 2005 |
| q | is dropped from August 2005 |
| 2 - | Fuel pump relay -J17- |
| q | Slot 2.2 |
| q | applicable from May 2005 |
| q | is dropped from August 2005 |
| q | for models with diesel engines only |
| 2 - | Low heat output relay -J359- |
| q | applicable from November 2006, only for models with auxiliary air heater |
| q | for models with diesel engines only |
| 3 - | Terminal 50 voltage supply relay -J682- |
| q | applicable from May 2005 |
| q | is dropped from August 2005 |
| q | for models from model year 2004 |
| q | for models from August 2005 |
| 3 - | High heat output relay -J360- |
| q | applicable from November 2006, only for models with auxiliary air heater |
| q | for models with diesel engines only |
| 4 - | Electric fuel pump 2 relay -J49- |
| q | Slot 5.1 |
| q | not for models with US equipment |
| q | applicable from November 2006, only for models with auxiliary heater |
| q | for models with diesel engines only |
| 5 - | Continued coolant circulation relay -J151- |
| q | Slot 5.1 |
| q | applicable from model year 2007 |
| q | for models with engine codes BPT, BPU, BYT, BZB, CAWB, CBFA, CCTA only |
| q | for models from model year 2004, |
| q | for models from model year 2006, engine codes AXX, BPY, BWA, BHZ, BUB, BMJ, BZC, CDLA, CDLC |
| 5 - | Engine components current supply relay -J757- |
| q | Slot 5.2 |
| q | applicable from model year 2007 |
| q | for models with engine code CBFA only |
| Electric fuel pump 2 relay -J49- |
| q | Slot 5.2 |
| q | applicable from August 2005 |
| q | for models with petrol engines only |
| q | not for models with engines FSI |
| 5 - | AUDI A3 2008 Relay positions under left dash panel, from model year 2009 | Relay positions under left dash panel, from model year 2009 |
| 1 - | Low heat output relay -J359- |
| q | for models with auxiliary air heating only |
| 1 - | Control relay -J789- |
| q | for models with engine code CEPA, CEPB only |
| q | applicable from model year 2011 |
| 2 - | Terminal 50 voltage supply relay -J682- |
| q | only models without stop/start system |
| 3 - | Supplementary fuel pump relay -J832- |
| q | Slot 3.1 |
| q | for models with engine codes CBAA, CBAB, CBBB only |
| q | is dropped from model year 2010 |
| q | for models from model year 2010 |
| 3 - | Starter relay 1 -J906- |
| q | Slot 3.1 |
| q | applicable from model year 2010 |
| q | only models with stop/start system |
| 3 - | Headlight washer system relay -J39- |
| q | Slot 3.2 |
| q | is dropped from model year 2010 |
| q | for models from model year 2010 |
| 3 - | Starter relay 2 -J907- |
| q | Slot 3.2 |
| q | applicable from model year 2010 |
| q | only models with stop/start system |
| 4 - | Fuel pump relay -J17- |
| q | Slot 4.1 |
| q | for models with engine codes BSE, CCSA, BLS, BXE, CBBB, CBAB, CBAA, CAYB, CAYC, CBEA, CFFA, CFFB, CFGB, CLJA only |
| q | dropped from model year 2010 for models with engine code BSE, BSF, CCSA, CMXA |
| q | for models with engine codes BUB, CBRA |
| 4 - | Electric fuel pump 2 relay -J49- |
| q | Slot 4.1 |
| q | for models with engine codes BUB, CBRA only |
| q | applicable from model year 2010 for models with engine code BSE, BSF, CCSA, CMXA |
| 4 - | Continued coolant circulation relay -J151- |
| q | Slot 4.1 |
| q | for models with engine codes CDAA, CCZA, CAWB, CCTA, CBFA only |
| q | for models with engine codes BUB, CBRA |
| 4 - | Electric fuel pump 2 relay -J49- |
| q | Slot 4.2 |
| q | for models with engine codes BSE, BSF, CCSA, CMXA or with auxiliary heater only, engine codes BLS, BXE, CBBB, CBAB, CBAA, CAYB, CAYC, CFFA, CFFB, CFGB, CLJA |
| q | dropped from model year 2010 for models with engine code BSE, BSF, CCSA, CMXA |
| 4 - | Fuel pump relay -J17- |
| q | Slot 4.2 |
| q | applicable from model year 2010 for models with engine code BSE, BSF, CCSA, CMXA |
| 4 - | Engine components current supply relay -J757- |
| q | Slot 4.2 |
| q | for models with engine code CBFA only |
| 5 - | High heat output relay -J360- |
| q | for models with auxiliary air heating only |
| q | is dropped from model year 2010 |
| q | for models from model year 2010 |
| 5 - | Automatic anti-dazzle interior mirror relay -J910- |
| q | Slot 5.1 |
| q | applicable from model year 2010 |
| 5 - | AUDI A3 2008 Position of relays under electronics box | Position of relays under electronics box |
| 1 - | Not assigned |
| 2 - | Automatic glow period control unit -J179- |
| q | Slot R2 |
| q | not for models with US equipment |
| q | applicable from model year 2004 |
| q | is dropped from model year 2006 |
| q | for models from model year 2006 |
| 3 - | Not assigned |
| 4 - | Continued coolant circulation relay -J151- |
| q | Slot R6 |
| q | applicable from model year 2004 |
| q | is dropped from model year 2006 |
| 5 - | Secondary air pump relay -J299- |
| q | Slot R5 |
| q | applicable from model year 2004 |
| q | for models with electronics box low, from model year 2006 |
| q | for models with electronics box high, from model year 2009 |
| 6 - | Not assigned |
Note:
| The relay carrier is only visible when the electronics box is removed. |
AUDI A3 2008 Position of relays under electronics box
Note:
|
AUDI A3 2008 Position of relays on main fuse box, in luggage compartment, rear right
| Position of relays on main fuse box, in luggage compartment, rear right |
| 5 - | Battery cut-off relay -J655- |
| 5 - | Battery isolation igniter -N253- |
AUDI A3 2008 Overview of fuses
Overview of fuses
| q | Position of fuses on main fuse holder, electronics box low, from model year 2006 |
| q | Position of fuses on main fuse holder, electronics box low, from model year 2007 |
| q | Location on main fuse holder, electronics box low, from November 2008 |
| q | Position of fuses on main fuse holder, electronics box low, from November 2008 |
| q | Location main fuse holder, electronics box high |
| q | Position of fuses on main fuse holder, electronics box high, from model year 2004 |
| q | Position of fuses on main fuse holder, electronics box high, from model year 2005 |
| q | Position of fuses on main fuse holder, electronics box high, from model year 2006 |
| q | Position of fuses, electronics box low, from model year 2006 |
| q | Position of fuses, electronics box low, from model year 2007 |
| q | Fitting location of E-box high |
| q | Position of fuses, electronics box high, from model year 2004 |
| q | Position of fuses, electronics box high, from model year 2006 |
| q | Position of fuses, electronics box high, from model year 2007 |
| q | Position of fuses, from model year 2004 |
| q | Position of fuses, from model year 2006 |
| q | Position of fuses, from model year 2007 |
| q | Position of fuses on main fuse box, from model year 2004 |
| q | Position of fuses on main fuse box, from model year 2006 |
| 5 - |
| Main fuse holder: Location fuse holder A -SA- on electronics box low, from model year 2006 |
| Main Supply Connection: |
| M - | Screw connection M (terminal 30) |
AUDI A3 2008 Position of fuses electronics box low, from model year 2006
| Position of fuses electronics box low, from model year 2006 |
| Current Flow Diagram designation | Nominal value | Function/component | Terminal | |||
| Fuse 1 on fuse holder A -SA1- | 150 A | - | Alternator -C- (70 A) Alternator -C- (90 A) Alternator -C- (110 A) Alternator -C- (120 A) | 30 | ||
| 200 A | - | Alternator -C- (140 A) | 30 | |||
| Fuse 2 on fuse holder A -SA2- | 80 A | - | Power steering control unit -J500- | 30 | ||
| Fuse 3 on fuse holder A -SA3- | 50 A | - | Radiator fan control unit -J293- Radiator fan thermal switch -F18- Radiator fan -V7- | 30 | ||
| Fuse 4 on fuse holder A -SA4- | 80 A | - | Supply for the fuses: -SC12- up to -SC17-, -SC19-, -SC22- up to -SC27-, -SC28-, -SC38- is dropped from November 2005 | 30 | ||
| Fuse 5 on fuse holder A -SA5- | 80 A | - | Supply for the fuses: -SC12- up to -SC17-, -SC19-, -SC22- up to -SC27-, -SC28-, -SC38- applicable from November 2005 | 30 | ||
| Fuse 5 on fuse holder A -SA5- | 100 A | - | Auxiliary air heater control unit -J604- is dropped from November 2005 | 30 | ||
| Fuse 6 on fuse holder A -SA6- | 100 A | - | Auxiliary air heater control unit -J604- applicable from November 2005 | 30 | ||
| Fuse 7 on fuse holder A -SA7- | 50 A | - | Option doctor | 30 | ||
| 80 A | - | Option police | 30 | |||
AUDI A3 2008 Position of fuses electronics box low, from model year 2007
| Position of fuses electronics box low, from model year 2007 |
| Current Flow Diagram designation | Nominal value | Function/component | Terminal | |||
| Fuse 1 on fuse holder A -SA1- | 150 A | - | Alternator -C- (70 A) Alternator -C- (90 A) Alternator -C- (110 A) Alternator -C- (120 A) | 30 | ||
| 200 A | - | Alternator -C- (140 A) | 30 | |||
| Fuse 2 on fuse holder A -SA2- | 80 A | - | Power steering control unit -J500- | 30 | ||
| Fuse 3 on fuse holder A -SA3- | 50 A | - | Radiator fan control unit -J293- Radiator fan thermal switch -F18- Radiator fan -V7- | 30 | ||
| Fuse 4 on fuse holder A -SA4- | 40 A | - | Low heat output relay -J359- applicable from November 2006 | 30 | ||
| Fuse 5 on fuse holder A -SA5- | 80 A | - | B272 Positive connection (30), in main wiring harness Supply for the fuses: -SC12- up to -SC17-, -SC22- up to -SC27-, -SC28-, -SC38-, -SC43- | 30 | ||
| Fuse 6 on fuse holder A -SA6- | 100 A | - | Auxiliary air heater control unit -J604- is dropped from November 2006 | 30 | ||
| Fuse 6 on fuse holder A -SA6- | 80 A | - | High heat output relay -J360- applicable from November 2006 | 30 | ||
| Fuse 7 on fuse holder A -SA7- | 50 A | - | Option doctor | 30 | ||
| 80 A | - | Option police | 30 | |||
| 30 A | - | Electronically controlled damping control unit -J 250- applicable from May 2008 | 30 | |||
AUDI A3 2008 Main fuse holder: Location fuse holder A SA on electronics box low, from November 2008
| Main fuse holder: Location fuse holder A -SA- on electronics box low, from November 2008 |
| Main Supply Connection: |
| M - | Screw connection M (terminal 30) |
AUDI A3 2008 Position of fuses in electronics box low, from November 2008
| Position of fuses in electronics box low, from November 2008 |
| Current Flow Diagram designation | Nominal value | Function/component | Terminal | |||
| Fuse 1 on fuse holder A -SA1- | 150 A | - | Alternator -C- (70 A) Alternator -C- (90 A) Alternator -C- (110 A) Alternator -C- (120 A) | 30 | ||
| 200 A | - | Alternator -C- (140 A) | 30 | |||
| Fuse 2 on fuse holder A -SA2- | 80 A | - | Power steering control unit -J500- | 30 | ||
| Fuse 3 on fuse holder A -SA3- | 50 A | - | Radiator fan control unit -J293- Radiator fan thermal switch -F18- Radiator fan -V7- | 30 | ||
| Fuse 4 on fuse holder A -SA4- | 80 A | - | High heat output relay -J360- | 30 | ||
| Fuse 5 on fuse holder A -SA5- | 80 A | - | B272 Positive connection (30), in main wiring harness Supply for the fuses: -SC12- up to -SC17-, -SC22- up to -SC27-, -SC28-, -SC38-, -SC43- | 30 | ||
| Fuse 6 on fuse holder A -SA6- | 40 A | - | Low heat output relay -J359- | 30 | ||
| Fuse 7 on fuse holder A -SA7- | 50 A | - | Option doctor is dropped from May 2009 | 30 | ||
| 50 A | - | Option doctor or police applicable from May 2009 | 30 | |||
| 80 A | - | Option police is dropped from May 2009 | 30 | |||
| 30 A | - | Electronically controlled damping control unit -J 250- | 30 | |||
AUDI A3 2008 Main fuse holder: Location fuse holder A SA on electronics box high
| Main fuse holder: Location fuse holder A -SA- on electronics box high |
| Main Supply Connection: |
| 1 - | Screw connection A (terminal 30) |
| 2 - | Screw connection M (terminal 30) |
| 3 - | Screw connection L (terminal 30) |
AUDI A3 2008 Position of fuses electronics box high, from model year 2004
| Position of fuses electronics box high, from model year 2004 |
| No. | Current Flow Diagram designation | Nominal value | Function/component | Terminal | ||
| 4 | - | Fuse 1 on fuse holder A -SA1- | 150 A | - | Alternator -C- (70 A) Alternator -C- (90 A) Alternator -C- (110 A) Alternator -C- (120 A) | 30 |
| 4 | - | Fuse 1 on fuse holder A -SA1- | 200 A | - | Alternator -C- (140 A) | 30 |
| 5 | - | Fuse 2 on fuse holder A -SA2- | 80 A | - | Power steering control unit -J500- | 30 |
| 6 | - | Fuse 3 on fuse holder A -SA3- | 80 A | - | Radiator fan control unit -J293- | 30 |
| 7 | - | Fuse 4 on fuse holder A -SA4- | 80 A | - | Window regulator single fuse -S37- Supply for the fuses: -SC22- up to -SC27- for models with battery in luggage compartment only | 30 |
| 8 | - | Fuse 5 on fuse holder A -SA5- | 100 A | - | Auxiliary air heater control unit -J604- | 30 |
| 9 | - | Fuse 6 on fuse holder A -SA6- | 50 A | - | Supply for the fuses: -SC12- up to -SC17-, -SC44-, -SC45- for models with battery in luggage compartment only | 30 |
| 80 A | - | Window regulator single fuse -S37- Supply for the fuses: -SC12- up to -SC17-, -SC22- up to -SC27- for models with battery in engine compartment only | 30 |
AUDI A3 2008 Position of fuses electronics box high, from model year 2005
| Position of fuses electronics box high, from model year 2005 |
| No. | Current Flow Diagram designation | Nominal value | Function/component | Terminal | ||
| 4 | - | Fuse 1 on fuse holder A -SA1- | 150 A | - | Alternator -C- (70 A) Alternator -C- (90 A) Alternator -C- (110 A) Alternator -C- (120 A) | 30 |
| 4 | - | Fuse 1 on fuse holder A -SA1- | 200 A | - | Alternator -C- (140 A) | 30 |
| 5 | - | Fuse 2 on fuse holder A -SA2- | 80 A | - | Power steering control unit -J500- | 30 |
| 6 | - | Fuse 3 on fuse holder A -SA3- | 80 A | - | Radiator fan control unit -J293- | 30 |
| 7 | - | Fuse 4 on fuse holder A -SA4- | 80 A | - | Window regulator single fuse -S37- Window regulator single fuse 2 -S280- Supply for the fuses: -SC22- up to -SC27- for models with battery in luggage compartment only | 30 |
| 8 | - | Fuse 5 on fuse holder A -SA5- | 100 A | - | Auxiliary air heater control unit -J604- | 30 |
| 9 | - | Fuse 6 on fuse holder A -SA6- | 50 A | - | Supply for the fuses: -SC12- up to -SC17-, -SC19-, -SC44-, -SC45- for models with battery in luggage compartment only | 30 |
| 80 A | - | Window regulator single fuse -S37- Window regulator single fuse 2 -S280- Supply for the fuses: -SC12- up to -SC17-, -SC19-, -SC22- up to -SC27- for models with battery in engine compartment only | 30 |
AUDI A3 2008 Position of fuses electronics box high, engine codes AXX, BWA, BPY, BHZ, BZC, CDLA, CDLC, from model year 2006
| Position of fuses electronics box high, engine codes AXX, BWA, BPY, BHZ, BZC, CDLA, CDLC, from model year 2006 |
| No. | Current Flow Diagram designation | Nominal value | Function/component | Terminal | ||
| 4 | - | Fuse 1 on fuse holder A -SA1- | 150 A | - | Alternator -C- (70 A) Alternator -C- (90 A) Alternator -C- (110 A) Alternator -C- (120 A) | 30 |
| 200 A | - | Alternator -C- (140 A) | ||||
| 5 | - | Fuse 2 on fuse holder A -SA2- | 80 A | - | Power steering control unit -J500- | 30 |
| 6 | - | Fuse 3 on fuse holder A -SA3- | 50 A | - | Radiator fan control unit -J293- | 30 |
| 7 | - | Fuse 4 on fuse holder A -SA4- | 80 A | - | Supply for the fuses: -SC12- up to -SC17-, -SC19-, -SC22- up to -SC27-, -SC28-, -SC38- is dropped from November 2005 | 30 |
| 7 | - | Fuse 4 on fuse holder A -SA4- | 80 A | - | Supply for the fuses: -SC12- up to -SC17-, -SC22- up to -SC27-, -SC28-, -SC38-, -SC43- applicable from May 2009 | 30 |
| 8 | - | Fuse 5 on fuse holder A -SA5- | 80 A | - | Supply for the fuses: -SC12- up to -SC17-, -SC19-, -SC22- up to -SC27-, -SC28-, -SC38- applicable from November 2005 is dropped from May 2006 | 30 |
| 8 | - | Fuse 5 on fuse holder A -SA5- | 80 A | - | Supply for the fuses: -SC12- up to -SC17-, -SC22- up to -SC27-, -SC28-, -SC38-, -SC43- applicable from May 2006 is dropped from May 2009 | 30 |
| 9 | - | Fuse 6 on fuse holder A -SA6- | - | - | Not assigned | - |
| 10 | - | Fuse 7 on fuse holder A -SA7- | 50 A | - | Option doctor is dropped from May 2009 | 30 |
| 50 A | Option doctor or police applicable from May 2009 | |||||
| 80 A | Option police is dropped from May 2009 | |||||
| 30 A | Electronically controlled damping control unit -J 250- applicable from May 2008 |
AUDI A3 2008 Position of fuses electronics box high, engine codes BMJ, BUB, CBRA, from model year 2006, CEPA, CEPB from model year 2011
| Location fuse holder B -SB- on electronics box low, in left of engine compartment |
| Fuse colours |
| 50A - red |
| 40A - orange |
| 30A - light-green |
| 25A - natural (white) |
| 20 A - yellow |
| 15A - light blue |
| 10A - red |
| 7.5A - brown |
| 5A - light-brown |
| 3 A - purple |
AUDI A3 2008 Position of fuses electronics box low, from model year 2006
| Position of fuses electronics box low, from model year 2006 |
| No. | Current Flow Diagram designation | Nominal value | Function/component | Terminal | ||
| F1 | - | Fuse 1 on fuse holder B -SB1- | 20 A | - | Convenience system central control unit -J393- | 30 |
| F2 | - | Fuse 2 on fuse holder B -SB2- | 5 A | - | Steering column electronics control unit -J527- | 30 |
| F3 | - | Fuse 3 on fuse holder B -SB3- | 5 A | - | Onboard supply control unit -J519- | 30 |
| F4 | - | Fuse 4 on fuse holder B -SB4- | 30 A | - | ABS control unit -J104- ABS hydraulic unit -N55- | 30 |
| F5 | - | Fuse 5 on fuse holder B -SB5- | 15 A | - | Mechatronic unit for dual clutch gearbox -J743- | 30 |
| F6 | - | Fuse 6 on fuse holder B -SB6- | 5 A | - | Control unit in dash panel insert -J285- | 30 |
| F7 | - | Not assigned | - | - | ||
| F8 | - | Fuse 8 on fuse holder B -SB8- | 15 A | - | Radio -R- Navigation operating electronics control unit -J402- | 30 |
| F9 | - | Fuse 9 on fuse holder B -SB9- | 5 A | - | Navigation system with CD drive control unit -J401- Navigation system tuner for TV -J415- Satellite radio -R146- Telephone transmitter and receiver unit -R36- Aerial amplifier for mobile telephone -R86- | 30 |
| F10 | - | Fuse 10 on fuse holder B -SB10- | 5 A | - | Motronic control unit -J220- Motronic current supply relay -J271- Terminal 30 voltage supply relay -J317- | 30 |
| F11 | - | Fuse 11 on fuse holder B -SB11- | 20 A | - | Auxiliary heater control unit -J364- | 30 |
| F12 | - | Fuse 12 on fuse holder B -SB12- | 5 A | - | Data bus diagnostic interface -J533- | 30 |
| F13 | - | Fuse 13 on fuse holder B -SB13- | 30 A | - | Engine control unit -J623- Diesel direct injection system control unit -J248- | 87 |
| 25 A | - | Motronic control unit -J220- Engine control unit -J623- | ||||
| F14 | - | Fuse 14 on fuse holder B -SB14- | 20 A | - | Ignition coil 1 with output stage -N- Ignition coil 2 -N128- Ignition coil 1 with output stage -N70- Ignition coil 2 with output stage -N127- Ignition coil 3 with output stage -N291- Ignition coil 4 with output stage -N292- | 87 |
| F15 | - | Fuse 15 on fuse holder B -SB15- | 15 A | - | Lambda probe 1 heater after catalytic converter -Z29- Lambda probe 2 heater after catalytic converter -Z30- Lambda probe 3 heater after catalytic converter -Z64- | 87 |
| F15 | - | Fuse 15 on fuse holder B -SB15- | 10 A | - | Lambda probe 1 heater after catalytic converter -Z29- | 87 |
| F15 | - | Fuse 15 on fuse holder B -SB15- | 5 A | - | Automatic glow period control unit -J179- Fuel pump relay -J17- | 87 |
| F16 | - | Fuse 16 on fuse holder B -SB16- | 30 A | - | ABS control unit -J104- ABS hydraulic pump -V64- | 30 |
| F17 | - | Fuse 17 on fuse holder B -SB17- | 15 A | - | High tone horn -H2- Low tone horn -H7- | 30 |
| F18 | - | Fuse 18 on fuse holder B -SB18- | 30 A | - | Amplifier -R12- Amplifier with bass loudspeaker, on left in luggage compartment -R44- | 30 |
| F19 | - | Fuse 19 on fuse holder B -SB19- | 30 A | - | Wiper motor control unit -J400- | 30 |
| F21 | - | Fuse 21 on fuse holder B -SB21- | 15 A | - | Lambda probe heater -Z19- Lambda probe 2 heater -Z28- Lambda probe 1 heater after catalytic converter -Z29- | 87 |
| 10 A | - | Lambda probe heater -Z19- | ||||
| F22 | - | Fuse 22 on fuse holder B -SB22- | 5 A | - | Brake pedal switch -F63- Clutch position sender -G476- | 87 |
| F23 | - | Fuse 23 on fuse holder B -SB23- | 15 A | - | Fuel pressure regulating valve -N276- | 87 |
| 10 A | - | Exhaust gas recirculation valve -N18- Charge pressure control solenoid valve -N75- Exhaust gas recirculation valve 2 -N213- Exhaust gas recirculation cooler change-over valve -N345- | ||||
| 5 A | - | Secondary air pump relay -J299- | ||||
| F24 | - | Fuse 24 on fuse holder B -SB24- | 10 A | - | Map-controlled engine cooling system thermostat -F265- Activated charcoal filter system solenoid valve 1 -N80- Variable intake manifold change-over valve -N156- Camshaft control valve 1 -N205- Intake manifold flap motor -V157- | 87 |
| F25 | - | Fuse 25 on fuse holder B -SB25- | 40 A | - | Onboard supply control unit -J519- (right side light, right main beam, right dipped beam, right turn signal, right fog light) | 30 |
| F26 | - | Fuse 26 on fuse holder B -SB26- | 40 A | - | Onboard supply control unit -J519- (left side light, left main beam, left dipped beam, left turn signal, left fog light) | 30 |
| F27 | - | Fuse 27 on fuse holder B -SB27- | 50 A | - | Automatic glow period control unit -J179- Glow plug 1 -Q10- Glow plug 2 -Q11- Glow plug 3 -Q12- Glow plug 4 -Q13- | 87 |
| 40 A | Secondary air pump motor -V101- | |||||
| F28 | - | Fuse 28 on fuse holder B -SB28- | 40 A | - | Terminal 15 voltage supply relay 2 -J681- Supply for the fuses: -SC1- up to -SC6-, -SC7- up to -SC11-, -SC29- up to -SC31-, -SC39-, -SC47-, -SC49- | 30 |
| F29 | - | Fuse 29 on fuse holder B -SB29- | 50 A | - | Supply for the fuses: -SC18-, -SC20-, -SC32- up to -SC37-, -SC44-, -SC45-, -SC48-, -S131- | 30 |
| F30 | - | Fuse 30 on fuse holder B -SB30- | 50 A 1 | - | X-contact relief relay -J59- Supply for the fuses: -SC40-, -SC41-, -SC42-, -SC46- | 30 |
| Note:
|
AUDI A3 2008 Position of fuses electronics box low, from model year 2007
| Position of fuses electronics box low, from model year 2007 |
| No. | Current Flow Diagram designation | Nominal value | Function/component | Terminal | ||
| F1 | - | Fuse 1 on fuse holder B -SB1- | 40 A | - | Voltage stabiliser -J532- Supply for the fuses: -SC7- up to -SC11- only models with stop/start system applicable from model year 2010 | 30 |
| F1 | - | Fuse 1 on fuse holder B -SB1- | 40 A | - | Supply for the fuses: -SC7- up to -SC10- only models without stop/start system applicable from model year 2010 | 30 |
| F2 | - | Fuse 2 on fuse holder B -SB2- | 5 A | - | Steering column electronics control unit -J527- is dropped from model year 2009 | 30 |
| F2 | - | Fuse 2 on fuse holder B -SB2- | 30 A | - | Mechatronic unit for dual clutch gearbox -J743- (7-speed dual clutch gearbox 0AM) applicable from model year 2009 | 30 |
| F2 | - | Fuse 2 on fuse holder B -SB2- | 20 A | - | Fuel pressure regulating valve -N276- (CBFA) applicable from model year 2009 is dropped from May 2011 | 30 |
| F2 | - | Fuse 2 on fuse holder B -SB2- | 15 A | - | Fuel pressure regulating valve -N276- (CBFA) applicable from May 2011 | 30 |
| F3 | - | Fuse 3 on fuse holder B -SB3- | 5 A | - | Onboard supply control unit -J519- | 30 |
| F3 | - | Fuse 3 on fuse holder B -SB3- | 5 A | - | Battery monitor control unit -J367- applicable from model year 2010 | 30 |
| F4 | - | Fuse 4 on fuse holder B -SB4- | 30 A | - | ABS control unit -J104- (MK60 ESP valves) ABS control unit -J104- (MK70 ABS valves) is dropped from model year 2009 | 30 |
| F4 | - | Fuse 4 on fuse holder B -SB4- | 20 A | - | ABS control unit -J104- (MK60 ESP valves) applicable from model year 2009 | 30 |
| F5 | - | Fuse 5 on fuse holder B -SB5- | 15 A | - | Mechatronic unit for dual clutch gearbox -J743- | 30 |
| F6 | - | Fuse 6 on fuse holder B -SB6- | 5 A | - | Control unit in dash panel insert -J285- is dropped from model year 2010 | 30 |
| F6 | - | Fuse 6 on fuse holder B -SB6- | 5 A | - | Steering column electronics control unit -J527- applicable from model year 2009 | 30 |
| F7 | - | Fuse 7 on fuse holder B -SB7- | 20 A | - | Fuel pressure regulating valve -N276- (CBFA) is dropped from model year 2009 | 30 |
| F8 | - | Fuse 8 on fuse holder B -SB8- | 15 A | - | Navigation operating electronics control unit -J402- Control unit with display for radio and navigation system -J503- Radio -R- is dropped from model year 2010 | 30 |
| F8 | - | Fuse 8 on fuse holder B -SB8- | 25 A | - | Control unit with display for radio and navigation -J503-1 with radio navigation system (models for Japan) only is dropped from model year 2010 | 30 |
| F9 | - | Fuse 9 on fuse holder B -SB9- | 5 A | - | Navigation system with CD drive control unit -J401-1 Navigation system tuner for TV -J415-1 Satellite radio -R146- Telephone transmitter and receiver unit -R36- Aerial amplifier for mobile telephone -R86-1 18-pin connector -T18a- (VDA interface) 1 is dropped from model year 2010 | 30 |
| F10 | - | Fuse 10 on fuse holder B -SB10- | 5 A | - | Terminal 30 voltage supply relay -J317- (BKC, BXE, AZV, BKD, BLS, BMM, BUY, BMN, CBBB, CBAB, CBAA, CAYB, CAYC, CBEA, CFFA, CFFB, CFGB, CLJA) | 30 |
| F10 | Fuse 10 on fuse holder B -SB10- | 5 A | - | Engine control units -J...- (CMSA, CAXC, CBBB, CBAB, CBAA, CAYB, CAYC, CBEA, CBZB, CFFA, CFFB, CFGB, CLJA) Motronic current supply relay -J271- (CAXC, CBZB) | 30 | |
| F10 | - | Fuse 10 on fuse holder B -SB10- | 10 A | - | Engine control units -J...- (BLF, BPT, BPU, BVZ, BVY, BZB, CAWB, CBFA, CCTA, CDAA, CCZA) Motronic current supply relay -J271- (BLF, BPT, BPU, BVZ, BVY, BZB, CAWB, CBFA, CCTA, CDAA, CCZA) | 30 |
| F11 | - | Fuse 11 on fuse holder B -SB11- | 20 A | - | Auxiliary heater control unit -J364-1 is dropped from November 2010 | 30 |
| F11 | - | Fuse 11 on fuse holder B -SB11- | 30 A | - | Auxiliary heater control unit -J364-1 applicable from November 2010 | 30 |
| F12 | - | Fuse 12 on fuse holder B -SB12- | 5 A | - | Data bus diagnostic interface -J533- | 30 |
| F13 | - | Fuse 13 on fuse holder B -SB13- | 30 A | - | Engine control units -J...- (BKC, BXE, AZV, BKD, BLS, BMM, BUY, BMN, CBBB, CBAB, CBAA, CAYB, CAYC, CBEA, CFFA, CFFB, CFGB, CLJA) | 87 |
| 25 A | Engine control units -J...- (BLF, BPT, BPU, BYT, BVZ, BVY, BSE, BSF) is dropped from May 2007, for models with engine codes BSE, BSF only | |||||
| 15 A | Engine control units -J...- (CMSA, CAXC, BZB, CAWB, CBFA, CCTA, CDAA, CCZA, CBZB) applicable from May 2007, for models with engine codes BSE, BSF, CCSA, CMXA only | |||||
| F14 | Fuse 14 on fuse holder B -SB14- | 20 A | - | Ignition coil 1 with output stage -N- (BSE, BSF, CCSA, CBZB, CMXA) Ignition coil 2 -N128- (BSE, BSF, CCSA, CBZB, CMXA) | 87 | |
| F14 | - | Fuse 14 on fuse holder B -SB14- | 20 A | - | Ignition coil 1 with output stage -N70- Ignition coil 2 with output stage -N127- Ignition coil 3 with output stage -N291- Ignition coil 4 with output stage -N292- for models with engine codes BLF, BPT, BPU, BYT, BVZ, BVY, CAXC, CMSA, BZB, CAWB, CBFA, CCTA, CDAA, CCZA only | 87 |
| F14 | - | Fuse 14 on fuse holder B -SB14- | 20 A | - | Fuel pressure regulating valve -N276- (CBBB, CBAB, CBAA, CAYB, CAYC, CBEA, CFFA, CFFB, CFGB, CLJA) Fuel metering valve -N290- (CBBB, CBAB, CBAA, CAYB, CAYC, CBEA, CFFA, CFFB, CFGB, CLJA) is dropped from May 2011 | 87 |
| F14 | - | Fuse 14 on fuse holder B -SB14- | 15 A | - | Fuel pressure regulating valve -N276- (CBBB, CBAB, CBAA, CAYB, CAYC, CBEA, CFFA, CFFB, CFGB, CLJA) Fuel metering valve -N290- (CBBB, CBAB, CBAA, CAYB, CAYC, CBEA, CFFA, CFFB, CFGB, CLJA) Throttle valve module -J338- (CBEA) Radiator fan control unit -J293- (CBEA) applicable from May 2011 | 87 |
| F15 | - | Fuse 15 on fuse holder B -SB15- | 15 A | - | Lambda probe 1 heater after catalytic converter -Z29-(BVY) Lambda probe 2 heater after catalytic converter -Z30- (BVY) Lambda probe 3 heater after catalytic converter -Z64- (BVY) | 87 |
| F15 | - | Fuse 15 on fuse holder B -SB15- | 10 A | - | Lambda probe 1 heater after catalytic converter -Z29- (BVZ) | 87 |
| F15 | - | Fuse 15 on fuse holder B -SB15- | 10 A | - | Lambda probe 1 heater after catalytic converter -Z29- (CAXC, CBZB, CMSA) Lambda probe heater -Z19- (CAXC, CBZB, CMSA) | 87 |
| F15 | - | Fuse 15 on fuse holder B -SB15- | 10 A | - | Camshaft control valve 1 -N205- (BPT, BPU, BYT) | 87 |
| F15 | Fuse 15 on fuse holder B -SB15- | 10 A | - | Radiator identification sensor -G611- (CBFA) Fuel system diagnostic pump -V144- (CBFA, CCTA) Lambda probe heater -Z19- (CBFA) | 87 | |
| F15 | - | Fuse 15 on fuse holder B -SB15- | 5 A | - | Fuel pump relay -J17- Automatic glow period control unit -J179- for models with engine codes BKC, BXE, AZV, BKD, BLS, BMM, BUY, BMN, CBBB, CBAB, CBAA, CAYB, CAYC, CBEA, CFFA, CFFB, CFGB, CLJA | 87 |
| F15 | - | Fuse 15 on fuse holder B -SB15- | 5 A | - | Low heat output relay -J359- High heat output relay -J360- for models with engine codes BKC, BXE, AZV, BKD, BLS, BMM, BUY, BMN, CBBB, CBAB, CBAA, CAYB, CAYC, CBEA, CFFA, CFFB, CFGB, CLJA applicable from November 2006, only for models with auxiliary air heater | 87 |
| F15 | - | Fuse 15 on fuse holder B -SB15- | 5 A | - | Supplementary fuel pump relay -J832- (CBBB, CBAB, CBAA, CBEA, CFFA, CFFB, CFGB, CLJA) | 87 |
| F16 | - | Fuse 16 on fuse holder B -SB16- | 30 A | - | ABS control unit -J104- (ABS pump) is dropped from model year 2009 | 30 |
| F16 | - | Fuse 16 on fuse holder B -SB16- | 30 A | - | Onboard supply control unit -J519- Right side light supply, right main beam, right dipped beam, right turn signal, right fog light applicable from model year 2009 | 30 |
| F17 | - | Fuse 17 on fuse holder B -SB17- | 15 A | - | High tone horn -H2- Low tone horn -H7- | 30 |
| F18 | - | Fuse 18 on fuse holder B -SB18- | 30 A | - | Amplifier -R12- Amplifier with bass loudspeaker, on left in luggage compartment -R44- | 30 |
| F18 | - | Fuse 18 on fuse holder B -SB18- | 30 A | - | Voltage stabiliser -J532- Amplifier -R12- Amplifier with bass loudspeaker, on left in luggage compartment -R44- only models with stop/start system applicable from model year 2010 | 30 |
| F19 | - | Fuse 19 on fuse holder B -SB19- | 30 A | - | Wiper motor control unit -J400- | 30 |
| F20 | - | Fuse 20 on fuse holder B -SB20- | 20 A | - | Fuel pressure regulating valve -N276- (BYT, BPT, BPU, BZB, CAWB, CCTA, CDAA, CCZA) is dropped from May 2011 | 87 |
| F20 | - | Fuse 20 on fuse holder B -SB20- | 15 A | - | Fuel pressure regulating valve -N276- (BYT, BPT, BPU, BZB, CAWB, CCTA, CDAA, CCZA) applicable from May 2011 | 87 |
| F20 | - | Fuse 20 on fuse holder B -SB20- | 10 A | - | Coolant circulation pump -V50- (CAXC, CMSA) | 87 |
| F21 | - | Fuse 21 on fuse holder B -SB21- | 10 A | - | Lambda probe 3 heater after catalytic converter -Z64- (CBFA) | 87 |
| F21 | - | Fuse 21 on fuse holder B -SB21- | 10 A | - | Lambda probe heater -Z19- (BSE, BSF, BLF, BPT, BPU, BYT, BVZ, BVY, BLS, BMM, BUY, BMN, BZB, CAWB, CCTA, CCSA, CDAA, CCZA, CBBB, CBAB, CBAA, CAYB, CAYC, CBEA, CFFA, CFFB, CFGB) Lambda probe 1 heater after catalytic converter -Z29- (BSE, BSF, BLF, CCTA, CBFA, CCSA, CDAA, CCZA, CBEA) is dropped from May 2009, for models with engine codes BSF, BSE, CCSA, CCTA, CCZA, CDAA only | 87 |
| F21 | - | Fuse 21 on fuse holder B -SB21- | 15 A | - | Lambda probe heater -Z19- (BSE, CCSA, CCTA, CCZA, CDAA, CMXA, BSF) Lambda probe 1 heater after catalytic converter -Z29- (BSE, CCSA, CCTA, CCZA, CDAA, CMXA, BSF) applicable from model year 2010 | 87 |
| F21 | - | Fuse 21 on fuse holder B -SB21- | 20 A | - | Vacuum pump relay -J57- (CAXC, CMSA) Vacuum pump for brakes -V192- (CAXC, CMSA) | 87 |
| F22 | Fuse 22 on fuse holder B -SB22- | 5 A | Clutch position sender -G476- | 87 | ||
| F22 | Fuse 22 on fuse holder B -SB22- | 5 A | Brake light switch -F- Brake pedal switch -F63- applicable from model year 2010 | 87 | ||
| F23 | - | Fuse 23 on fuse holder B -SB23- | 5 A | - | Continued coolant circulation relay -J151- (BPT, BPU, BYT, BZB, CAWB, CCTA, CBFA, CCZA, CDAA) Secondary air pump relay -J299- (BSE, BSF, CBFA, CCSA, CMXA) Engine components current supply relay -J757- (CBFA) Continued coolant circulation pump -V51- (BPT, BPU, BYT, BZB, CAWB, CCTA, CBFA, CCZA, CDAA) | 87 |
| 10 A | Exhaust gas recirculation valve -N18- (BKC, BXE, AZV, BKD) Charge pressure control solenoid valve -N75- (BLS, BMM, BKC, BXE, AZV, BKD, BMN, BUY, CBBB, CBAB, CBAA, CAYB, CAYC, CBEA, CFFA, CFFB, CFGB, CLJA) Exhaust gas recirculation valve 2 -N213- (BKC, BXE, AZV, BKD) Intake manifold flap valve -N316- (BMN, BUY) Exhaust gas recirculation cooler change-over valve -N345- (BLS, BMM) Exhaust gas recirculation cooler change-over valve -N345- (BMN, BUY, CBBB, CBAB, CBAA, CAYB, CAYC, CFFA, CFFB, CFGB, CLJA) | |||||
| 10 A | Air mass meter -G70- (CFFA, CFFB, CFGB, CLJA) | |||||
| 15 A | Fuel pressure regulating valve -N276- (BLF, CAXC, BVY, BVZ, CBZB, CMSA) | |||||
| F24 | - | Fuse 24 on fuse holder B -SB24- | 10 A | - | Radiator fan control unit -J293- Additional coolant pump relay -J496- (CAXC, CMSA) Engine component current supply relay -J757- (BPT, BPU, BYT, CAXC, CDAA, CAWB, CCZA, CCTA) Throttle valve module -J338- (CBEA) Charge pressure control solenoid valve -N75- (BPT, BPU, BYT, CAXC, CMSA, CAWB, BZB, CCTA, CBFA, CDAA, CCZA) Activated charcoal filter solenoid valve 1 -N80- (BPT, BPU, BYT, BSE, BSF, BLF, BVY, BVZ, CMSA, CAXC, CAWB, BZB, CCTA, CBFA, CCSA, CDAA, CCZA, CBZB, CMXA) Secondary air inlet valve -N112- (CBFA) Variable intake manifold change-over valve -N156- (BSE, BSF, BLF, BVY, BVZ, CCSA, CMXA) Inlet camshaft control valve 1 -N205- (BLF, BVY, BVZ, CAXC, CAWB, BZB, CMSA, CCTA, CBFA, CDAA, CCZA) Turbocharger air recirculation valve -N249- (BPT, BPU, BYT, CMSA, CAXC, CAWB, BZB, CCTA, CBFA, CDAA, CCZA) Intake manifold flap valve -N316- (BPT, BPU, BYT, CAWB, BZB, CCTA, CBFA, CDAA, CCZA, CBZB) Oil pressure control valve -N428- Intake manifold flap motor -V157- (BKC, BXE, AZV, BKD) Pump for exhaust gas recirculation cooler -V400- (CBBB, CBAB, CBAA, CAYB, CAYC, CFFA, CFFB, CFGB, CLJA) Electrohydraulic engine mounting solenoid valve -N398- (CAYB, CAYC) | 87 |
| F25 | - | Fuse 25 on fuse holder B -SB25- | 30 A | - | Onboard supply control unit -J519- Right side light supply, right main beam, right dipped beam, right turn signal, right fog light is dropped from model year 2009 | 30 |
| F25 | - | Fuse 25 on fuse holder B -SB25- | 40 A | - | ABS control unit -J104- (MK60 ESP pump) ABS control unit -J104- (MK70 ABS pump and ABS valves) applicable from model year 2009 | 30 |
| F26 | - | Fuse 26 on fuse holder B -SB26- | 30 A | - | Onboard supply control unit -J519- Left side light supply, left main beam, left dipped beam, left turn signal, left fog light | 30 |
| F27 | - | Fuse 27 on fuse holder B -SB27- | 50 A | - | Automatic glow period control unit -J179- Glow plug 1 -Q10- Glow plug 2 -Q11- Glow plug 3 -Q12- Glow plug 4 -Q13- for models with engine codes BKC, BXE, AZV, BKD, BLS, BMM, BUY, BMN, CBBB, CBAB, CBAA, CAYB, CAYC, CBEA, CFFA, CFFB, CFGB, CLJA only | 87 |
| F27 | - | Fuse 27 on fuse holder B -SB27- | 40 A | - | Secondary air pump motor -V101- (BSF, BSE, CBFA, CCSA, CMXA) | 87 |
| F28 | - | Fuse 28 on fuse holder B -SB28- | 40 A | - | Terminal 15 voltage supply relay 2 -J681- Supply for the fuses: -SC1- up to -SC6-, -SC29- up to -SC31-, -SC46-, -SC47-, -SC49- is dropped from model year 2009 | 30 |
| F29 | - | Fuse 29 on fuse holder B -SB29- | 50 A | - | B300 Positive connection 4 (30), in main wiring harness Supply for the fuses: -SC32- up to -SC37-, -SC44-, -SC45-, -SC48-, -S131- is dropped from model year 2009 | 30 |
| F29 | - | Fuse 29 on fuse holder B -SB29- | 50 A | - | B300 Positive connection 4 (30), in main wiring harness Supply for the fuses: -SC32- up to -SC37-, -SC39-, -SC44-, -SC45-, -SC48-, -S131- applicable from model year 2009 | 30 |
| F30 | - | Fuse 30 on fuse holder B -SB30- | 50 A | - | X-contact relief relay -J59- Supply for the fuses: -SC40-, -SC41-, -SC42- is dropped from model year 2009 | 30 |
| F30 | - | Fuse 30 on fuse holder B -SB30- | 50 A | - | Terminal 15 voltage supply relay 2 -J681- Supply for the fuses: -SC1- up to -SC6-, -SC19-, -SC20-, -SC29- up to -SC31-, -SC40-, -SC41-, -SC42-, -SC46-, -SC47-, -SC49- applicable from model year 2009 | 30 |
|
AUDI A3 2008 Location fuse holder B SB on electronics box high, in left of engine compartment
| Location fuse holder B -SB- on electronics box high, in left of engine compartment |
| Fuse colours |
| 50A - red |
| 40A - orange |
| 30A - light-green |
| 25A - natural (white) |
| 20 A - yellow |
| 15A - light blue |
| 10A - red |
| 7.5A - brown |
| 5A - light-brown |
| 3 A - purple |
AUDI A3 2008 Position of fuses electronics box high, from model year 2004
| Position of fuses electronics box high, from model year 2004 |
| No. | Current Flow Diagram designation | Nominal value | Function/component | Terminal | ||
| F1 | - | Fuse 1 on fuse holder B -SB1- | 30 A | - | ABS hydraulic pump -V64- | 30 |
| F2 | - | Fuse 2 on fuse holder B -SB2- | 30 A | - | ABS hydraulic unit -N55- | 30 |
| F3 | - | Fuse 3 on fuse holder B -SB3- | 20 A | - | Convenience system central control unit -J393- | 30 |
| F4 | - | Fuse 4 on fuse holder B -SB4- | 5 A | - | Onboard supply control unit -J519- for models with battery in engine compartment only | 30 |
| F5 | - | Fuse 5 on fuse holder B -SB5- | 20 A | - | High tone horn -H2- Low tone horn -H7- | 30 |
| F6 | - | Fuse 6 on fuse holder B -SB6- | 7.5 A | - | Fuel pressure regulating valve -N276-1 is dropped, from model year 2005 | 87 (30a) |
| 15 A | - | Fuel pressure regulating valve -N276-1 applicable from model year 2005 | ||||
| 20 A | - | Output stage -N122-1 | ||||
| 30 A | - | Ignition coil 1 with output stage -N70- Ignition coil 2 with output stage -N127- Ignition coil 3 with output stage -N291- Ignition coil 4 with output stage -N292- Ignition coil 5 with output stage -N323-1 Ignition coil 6 with output stage -N324-1 | ||||
| F7 | - | Fuse 7 on fuse holder B -SB7- | 5 A | - | Brake light switch -F- Brake pedal switch -F63- Clutch travel sender -G162- | 87 (30a) |
| F8 | - | Fuse 8 on fuse holder B -SB8- | 10 A | - | Map-controlled engine cooling system thermostat -F265-1 Radiator fan control unit -J293- Exhaust gas recirculation valve -N18-1 Activated charcoal filter system solenoid valve 1 -N80-1 Variable intake manifold change-over valve -N156-1 Camshaft control valve 1 -N205- Exhaust camshaft control valve 1 -N318-1 Intake manifold flap motor -V157-1 | 87 (30a) |
| F9 | - | Fuse 9 on fuse holder B -SB9- | 10 A | - | Fuel pump relay -J17-1 Continued coolant circulation relay -J151- Automatic glow period control unit -J179-1 NOx sensor control unit -J583-1 Continued coolant circulation pump -V51- NOx sender heater -Z44-1 | 87 (30a) |
| F10 | - | Fuse 10 on fuse holder B -SB10- | 10 A | - | Secondary air pump relay -J299-1 Exhaust gas recirculation valve -N18-1 Charge pressure control solenoid valve -N75-1 Secondary air inlet valve -N112-1 Exhaust gas recirculation valve 2 -N213-1 Exhaust flap valve -N220-1 Lambda probe 1 heater after catalytic converter -Z29-1 Lambda probe 2 heater after catalytic converter -Z30-1 Fuel system diagnostic pump -V144- | 87 (30a) |
| F11 | - | Fuse 11 on fuse holder B -SB11- | 25 A | - | Motronic control unit -J220- Simos control unit -J361-1 | 87 (30a) |
| 30 A | - | Diesel direct injection system control unit -J248-1 | ||||
| F12 | - | Fuse 12 on fuse holder B -SB12- | 15 A | - | NOx sensor control unit -J583-1 Lambda probe heater -Z19-1 Lambda probe 2 heater -Z28-1 NOx sender heater -Z44-1 | 87 (30a) |
| F13 | - | Fuse 13 on fuse holder B -SB13- | 20 A | - | Mechatronic unit for dual clutch gearbox -J743- | 30 |
| F14 | - | Not assigned | - | - | - | |
| F15 | - | Fuse 15 on fuse holder B -SB15- | 40 A | - | Starter -B- | 87 (50) |
| F16 | - | Fuse 16 on fuse holder B -SB16- | 15 A | - | Steering column electronics control unit -J527- | 30 |
| F17 | - | Fuse 17 on fuse holder B -SB17- | 10 A | - | Control unit in dash panel insert -J285- | 30 |
| F18 | Fuse 18 on fuse holder B -SB18- | 30 A | - | Amplifier -R12- Amplifier with bass loudspeaker, on left in luggage compartment -R44- | 30 | |
| F19 | - | Fuse 19 on fuse holder B -SB19- | 15 A | - | Radio -R- Navigation operating electronics control unit -J402- | 30 |
| F20 | - | Fuse 20 on fuse holder B -SB20- | 5 A | - | Telephone transmitter and receiver unit -R36- Aerial amplifier for mobile telephone -R86-1 | 30 |
| F21 | - | Fuse 21 on fuse holder B -SB21- | 10 A | - | Navigation system with CD drive control unit -J401- Navigation system tuner for TV -J415-1 | 30 |
| F22 | - | Not assigned | - | - | - | |
| F23 | - | Not assigned | - | - | - | |
| F24 | - | Fuse 24 on fuse holder B -SB24- | 10 A | - | Data bus diagnostic interface -J533- | 30 |
| F25 | - | Not assigned | - | - | ||
| F26 | - | Fuse 26 on fuse holder B -SB26- | 10 A | - | Motronic control unit -J220- Motronic current supply relay -J271- | 30 |
| 5 A | - | Terminal 30 voltage supply relay -J317-1 | ||||
| F27 | - | Fuse 21 on fuse holder B -SB21- | 10 A | - | Crankcase breather heater element -N79-1 for models with heater element only | 87 (15) |
| 5 A | - | Crankcase breather heater element -N79-1 for models with heater element only | 87 (15) | |||
| F28 | Fuse 28 on fuse holder B -SB28- | 20 A | - | Automatic gearbox control unit -J217-1 | 87 (15) | |
| F29 | - | Fuse 29 on fuse holder B -SB29- | 10 A | - | Injector, cylinder 1 -N30-1 Injector, cylinder 2 -N31-1 Injector, cylinder 3 -N32-1 Injector, cylinder 4 -N33-1 Injector, cylinder 5 -N83-1 Injector, cylinder 6 -N84-1 | 87 (15) |
| 20 A | Ignition coil 1 with output stage -N70-1 Ignition coil 2 with output stage -N127-1 Ignition coil 3 with output stage -N291-1 Ignition coil 4 with output stage -N292-1 | |||||
| F30 | - | Fuse 30 on fuse holder B -SB30- | 20 A | - | Auxiliary heater control unit -J364-1 | 30 |
| F31 | - | Fuse 31 on fuse holder B -SB31- | 30 A | - | Wiper motor control unit -J400- | 30 |
| F32 | - | Fuse 32 on fuse holder B -SB32- | 10 A | - | Injector, cylinder 1 -N30-1 Injector, cylinder 2 -N31-1 Injector, cylinder 3 -N32-1 Injector, cylinder 4 -N33-1 Charge pressure control solenoid valve -N75- Activated charcoal filter system solenoid valve 1 -N80- Turbocharger air recirculation valve -N249- | 87 (15a) |
| F33 | - | Fuse 33 on fuse holder B -SB33- | 15 A | - | Fuel system pressurisation pump -G6-1 | 87 (15a) |
| F33 | - | Fuse 33 on fuse holder B -SB33- | 7.5 A | - | Fuel pressure regulating valve -N276- is dropped, from model year 2005 | 87 (15a) |
| F33 | - | Fuse 33 on fuse holder B -SB33- | 15 A | - | Fuel pressure regulating valve -N276- applicable from model year 2005 | 87 (15a) |
| F34 | - | Not assigned | - | - | - | |
| F35 | - | Not assigned | - | - | - | |
| F36 | - | Not assigned | - | - | - | |
| F37 | - | Not assigned | - | - | - | |
| F38 | - | Fuse 38 on fuse holder B -SB38- | 10 A | - | Left headlight range control motor -V48- Right headlight range control motor -V49- | 87 (15) |
| F39 | - | Fuse 39 on fuse holder B -SB39- | 5 A | - | Oil level and oil temperature sender -G266- | 87 (15) |
| F40 | - | Fuse 40 on fuse holder B -SB40- | 20 A | - | Supply for the fuses: -SC1- up to -SC6-, -SC7- up to -SC11-, -SC29- up to -SC31- for models with battery in engine compartment only | 87 (15) |
| F41 | - | Fuse 41 on fuse holder B -SB41- | 10 A | - | Air mass meter -G70- | 87 (15) |
| F42 | - | Fuse 42 on fuse holder B -SB42- | 5 A | - | Fuel pump relay -J17- | 87 (15) |
| 10 A | - | Air mass meter -G70-1 | ||||
| F43 | - | Fuse 43 on fuse holder B -SB43- | 20 A | - | Vacuum pump relay -J57-1 for petrol engines with automatic gearbox only | 87 (15) |
| F44 | - | Fuse 44 on fuse holder B -SB44- | 10 A | - | Air mass meter -G70-1 Fuel system diagnostic pump -V144- | 87 (15a) |
| F45 | - | Fuse 45 on fuse holder B -SB45- | 10 A | - | Lambda probe heater -Z19- Lambda probe 1 heater after catalytic converter -Z29-1 | 87 (15a) |
| 15 A | - | Lambda probe heater -Z19-1 Lambda probe 1 heater after catalytic converter -Z29-1 | ||||
| F46 | - | Fuse 46 on fuse holder B -SB46- | 10 A | - | Lambda probe 2 heater -Z28-1 Lambda probe 1 heater after catalytic converter -Z29- Lambda probe 2 heater after catalytic converter -Z30-1 | 87 (15a) |
| F47 | - | Fuse 47 on fuse holder B -SB47- | 40 A | - | Onboard supply control unit -J519- Left side light supply, left main beam, left dipped beam, left turn signal, left fog light | 30 |
| F48 | - | Fuse 48 on fuse holder B -SB48- | 40 A | - | Onboard supply control unit -J519- Right side light supply, right main beam, right dipped beam, right turn signal, right fog light | 30 |
| F49 | - | Fuse 49 on fuse holder B -SB49- | 30 A | - | Terminal 15 voltage supply relay 2 -J681- Supply for the fuses: -SC1- up to -SC6-, -SC7- up to -SC11-, -SC29- up to -SC31- for models with battery in luggage compartment only | 30 |
| F50 | - | Not assigned | - | - | - | - |
| F51 | - | SB51 - Fuse 51 on fuse holder | 40 A | - | Secondary air pump relay -J299-1 Secondary air pump motor -V101-1 | 30 |
| 50 A | - | Automatic glow period control unit -J179-1 | ||||
| F52 | - | SB52 - Fuse 52 on fuse holder | 50 A | - | X-contact relief relay -J59- Supply for the fuses: -SC40-, -SC41-, -SC42-, -SC46- | 30 |
| F53 | - | SB53 - Fuse 53 on fuse holder | 50 A | - | Supply for the fuses: -SC32- up to -SC37-, -SC44-, -SC45- for models with battery in engine compartment only | 30 |
| 50 A | - | Supply for the fuses: -SC32- up to -SC37- for models with battery in luggage compartment only | 30 | |||
| F54 | - | 50 A | - | Radiator fan thermal switch -F18-1 Radiator fan control unit -J293- J293 radiator fan control unit | 30 |
|
AUDI A3 2008 Position of fuses electronics box high, from model year 2006
| Position of fuses electronics box high, from model year 2006 |
| No. | Current Flow Diagram designation | Nominal value | Function/component | Terminal | ||
| F1 | - | Fuse 1 on fuse holder B -SB1- | 30 A | - | ABS control unit -J104- ABS hydraulic pump -V64- | 30 |
| F2 | - | Fuse 2 on fuse holder B -SB2- | 30 A | - | ABS control unit -J104- ABS hydraulic unit -N55- | 30 |
| F3 | - | Fuse 3 on fuse holder B -SB3- | 20 A | - | Convenience system central control unit -J393- | 30 |
| F4 | - | Fuse 4 on fuse holder B -SB4- | 5 A | - | Onboard supply control unit -J519- | 30 |
| F5 | - | Fuse 5 on fuse holder B -SB5- | 15 A | - | High tone horn -H2- Low tone horn -H7- | 30 |
| F6 | - | Fuse 6 on fuse holder B -SB6- | 15 A | - | Fuel pressure regulating valve -N276- Fuel system pressurisation pump -G6- | 87 |
| F7 | - | Not assigned | - | - | - | |
| F8 | - | Not assigned | - | - | - | |
| F9 | - | Fuse 9 on fuse holder B -SB9- | 10 A | - | Charge pressure control solenoid valve -N75- Activated charcoal filter system solenoid valve 1 -N80- Turbocharger air recirculation valve -N249- | 87 |
| F10 | - | Fuse 10 on fuse holder B -SB10- | 10 A | - | Air mass meter -G70- Fuel system diagnostic pump -V144- | 87 |
| F11 | - | Fuse 11 on fuse holder B -SB11- | 10 A | - | Lambda probe heater -Z19- Lambda probe 2 heater -Z28- | 87 |
| F12 | - | Fuse 12 on fuse holder B -SB12- | 10 A | - | Lambda probe 1 heater after catalytic converter -Z29- Lambda probe 2 heater after catalytic converter -Z30- | 87 |
| F13 | - | Fuse 13 on fuse holder B -SB13- | 15 A | - | Mechatronic unit for dual clutch gearbox -J743- | 30 |
| F14 | - | Not assigned | - | - | - | |
| F15 | - | Fuse 15 on fuse holder B -SB15- | 10 A | - | Continued coolant circulation pump -V51- | 87 |
| F16 | - | Fuse 16 on fuse holder B -SB16- | 5 A | - | Steering column electronics control unit -J527- | 30 |
| F17 | - | Fuse 17 on fuse holder B -SB17- | 5 A | - | Control unit in dash panel insert -J285- | 30 |
| F18 | - | Fuse 18 on fuse holder B -SB18- | 30 A | - | Amplifier -R12- Amplifier with bass loudspeaker, on left in luggage compartment -R44- | 30 |
| F19 | - | Fuse 19 on fuse holder B -SB19- | 15 A | - | Radio -R- Navigation operating electronics control unit -J402- | 30 |
| F20 | - | Fuse 20 on fuse holder B -SB20- | 5 A | - | Navigation system with CD drive control unit -J401-1 Navigation system tuner for TV -J415-1 Telephone transmitter and receiver unit -R36- Aerial amplifier for mobile telephone -R86-1 Satellite radio -R146- | 30 |
| F21 | - | Not assigned | - | - | - | |
| F22 | - | Not assigned | - | - | - | |
| F23 | - | Fuse 23 on fuse holder B -SB23- | 5 A | - | Motronic control unit -J220- Motronic current supply relay -J271- | 30 |
| F24 | - | Fuse 24 on fuse holder B -SB24- | 5 A | - | Data bus diagnostic interface -J533- | 30 |
| F25 | - | Not assigned | - | - | - | |
| F26 | - | Not assigned | - | - | - | |
| F27 | - | Not assigned | - | - | - | |
| F28 | - | Fuse 28 on fuse holder B -SB28- | 25 A | - | Motronic control unit -J220- | 87 |
| F29 | - | Fuse 29 on fuse holder B -SB29- | 5 A | - | Continued coolant circulation relay -J151- Secondary air pump relay -J299- | 87 |
| F30 | - | Fuse 30 on fuse holder B -SB30- | 20 A | - | Auxiliary heater control unit -J364- | 30 |
| F31 | - | Fuse 31 on fuse holder B -SB31- | 30 A | - | Wiper motor control unit -J400- | 30 |
| F32 | - | Not assigned | - | - | - | |
| F33 | - | Not assigned | - | - | - | |
| F34 | - | Not assigned | - | - | - | |
| F35 | - | Not assigned | - | - | - | |
| F36 | - | Not assigned | - | - | - | |
| F37 | - | Not assigned | - | - | - | |
| F38 | - | Fuse 38 on fuse holder B -SB38- | 10 A | - | Activated charcoal filter system solenoid valve 1 -N80-1 Variable intake manifold change-over valve -N156-1 Camshaft control valve 1 -N205- Exhaust camshaft control valve 1 -N318-1 Radiator fan control unit -J293- | 87 |
| F39 | - | Fuse 39 on fuse holder B -SB39- | 5 A | - | Brake pedal switch -F63- Clutch position sender -G476- | 87 |
| F40 | - | Fuse 40 on fuse holder B -SB40- | 20 A | - | Ignition coil 1 with output stage -N70- Ignition coil 2 with output stage -N127- Ignition coil 3 with output stage -N291- Ignition coil 4 with output stage -N292- | 87 |
| F41 | - | Not assigned | - | - | - | |
| F42 | - | Fuse 42 on fuse holder B -SB42- | 5 A | - | Engine component current supply relay -J757- | 87 |
| F43 | - | Fuse 43 on fuse holder B -SB43- | 30 A | - | Ignition coil 1 with output stage -N70- Ignition coil 2 with output stage -N127- Ignition coil 3 with output stage -N291- Ignition coil 4 with output stage -N292- Ignition coil 5 with output stage -N323- Ignition coil 6 with output stage -N324- | 87 |
| F44 | - | Not assigned | - | - | - | |
| F45 | - | Not assigned | - | - | - | |
| F46 | - | Not assigned | - | - | - | |
| F47 | - | Fuse 47 on fuse holder B -SB47- | 40 A | - | Onboard supply control unit -J519- Left side light supply, left main beam, left dipped beam, left turn signal, left fog light | 30 |
| F48 | - | Fuse 48 on fuse holder B -SB48- | 40 A | - | Onboard supply control unit -J519- Right side light supply, right main beam, right dipped beam, right turn signal, right fog light | 30 |
| F49 | - | Fuse 49 on fuse holder B -SB49- | 40 A | - | J681 - Terminal 15 voltage supply relay 2 Supply for the fuses: -SC1- up to -SC6-, -SC7- up to -SC11-, -SC29- up to -SC31-, -SC47-, -SC49- | 30 |
| F50 | - | Not assigned | - | - | - | |
| F51 | - | Fuse 51 on fuse holder B -SB51- | 40 A | - | Secondary air pump relay -J299- Secondary air pump motor -V101- | 30 |
| F52 | - | Fuse 52 on fuse holder B -SB52- | 50 A 2 | - | X-contact relief relay -J59- Supply for the fuses: -SC40-, -SC41-, -SC42-, -SC46- | 30 |
| F53 | - | Fuse 53 on fuse holder B -SB53- | 50 A | - | Supply for the fuses: -SC18-, -SC20-, -SC32- up to -SC37-, -SC44-, -SC45-, -SC48-, -S131- | 30 |
|
AUDI A3 2008 Position of fuses electronics box high, from model year 2007
| Position of fuses electronics box high, from model year 2007 |
| No. | Current Flow Diagram designation | Nominal value | Function/component | Terminal | ||
| F1 | - | Fuse 1 on fuse holder B -SB1- | 30 A | - | ABS control unit -J104- (ABS pump) is dropped from model year 2009 | 30 |
| F1 | - | Fuse 1 on fuse holder B -SB1- | 30 A | - | Onboard supply control unit -J519- Right side light supply, right main beam, right dipped beam, right turn signal, right fog light applicable from model year 2009 | 30 |
| F2 | - | Fuse 2 on fuse holder B -SB2- | 30 A | - | ABS control unit -J104- (MK60 ESP valves) ABS control unit -J104- (MK70 ABS valves) is dropped from model year 2009 | 30 |
| F2 | - | Fuse 2 on fuse holder B -SB2- | 20 A | - | ABS control unit -J104- (MK60 ESP valves) applicable from model year 2009 | 30 |
| F3 | - | Fuse 3 on fuse holder B -SB3- | 40 A | - | Voltage stabiliser -J532- Supply for the fuses: -SC7- up to -SC11- only models with stop/start system applicable from model year 2010 | 30 |
| F3 | - | Fuse 3 on fuse holder B -SB3- | 40 A | - | Supply for the fuses: -SC7- up to -SC10- only models without stop/start system applicable from model year 2010 | 30 |
| F4 | - | Fuse 4 on fuse holder B -SB4- | 5 A | - | Onboard supply control unit -J519- | 30 |
| F5 | - | Fuse 5 on fuse holder B -SB5- | 15 A | - | High tone horn -H2- Low tone horn -H7- | 30 |
| F6 | - | Fuse 6 on fuse holder B -SB6- | 15 A | - | Fuel pressure regulating valve -N276- (BPY, BWA, BHZ, BZC, CDLC) | 87 |
| F6 | - | Fuse 6 on fuse holder B -SB6- | 15 A | - | Fuel system pressurisation pump -G6- Injector, cylinder 1 -N30- Injector, cylinder 2 -N31- Injector, cylinder 3 -N32- Injector, cylinder 4 -N33- Injector, cylinder 5 -N83- Injector, cylinder 6 -N84- for models with engine codes BUB only is dropped from model year 2009 | 87 |
| F7 | - | Fuse 7 on fuse holder B -SB7- | 15 A | - | Fuel system pressurisation pump -G6- Injector, cylinder 1 -N30- Injector, cylinder 2 -N31- Injector, cylinder 3 -N32- Injector, cylinder 4 -N33- Injector, cylinder 5 -N83- Injector, cylinder 6 -N84- for models with engine codes BUB, CBRA only applicable from model year 2009 | 87 |
| F7 | - | Fuse 7 on fuse holder B -SB7- | 15 A | - | Fuel pressure regulating valve -N276- (CDLA, CDLC, BPY, BZC) applicable from model year 2009 | 87 |
| F7 | Fuse 7 on fuse holder B -SB7- | 30 A | Fuel pump control unit -J538- (CEPA, CEPB) | 87 | ||
| F8 | - | Not assigned | - | |||
| F9 | - | Fuse 9 on fuse holder B -SB9- | 10 A | - | Charge pressure control solenoid valve -N75- Activated charcoal filter system solenoid valve 1 -N80- Turbocharger air recirculation valve -N249- for models with engine codes BPY, BWA, BHZ, CDLA, CDLC, BZC only | 87 |
| F9 | - | Fuse 9 on fuse holder B -SB9- | 15 A | - | Charge pressure control solenoid valve -N75- Activated charcoal filter system solenoid valve 1 -N80- Turbocharger air recirculation valve -N249- Fuel metering valve -N290- Exhaust flap valve 1 -N321- for models with engine code CEPA, CEPB only | 87 |
| F10 | - | Fuse 10 on fuse holder B -SB10- | 10 A | - | Fuel system diagnostic pump -V144- (BPY, BWA, BHZ, BZC, CDLA, CDLC) | 87 |
| F10 | - | Fuse 10 on fuse holder B -SB10- | 10 A | - | Air mass meter -G70- (BUB, CBRA) | 87 |
| F11 | - | Fuse 11 on fuse holder B -SB11- | 10 A | - | Lambda probe heater -Z19- (BPY, BWA, BHZ, CDLA, CDLC, BZC) | 87 |
| F11 | - | Fuse 11 on fuse holder B -SB11- | 10 A | - | Lambda probe heater -Z19- (BUB, CBRA) Lambda probe 2 heater -Z28- (BUB, CBRA) | 87 |
| F12 | - | Fuse 12 on fuse holder B -SB12- | 10 A | - | Lambda probe 1 heater after catalytic converter -Z29- (BPY, BWA, BHZ, CDLA, CDLC, BZC) | 87 |
| F12 | - | Fuse 12 on fuse holder B -SB12- | 10 A | - | Lambda probe 1 heater after catalytic converter -Z29- (BUB, CBRA) Lambda probe 2 heater after catalytic converter -Z30- (BUB, CBRA) | 87 |
| F13 | - | Fuse 13 on fuse holder B -SB13- | 15 A | - | Mechatronic unit for dual clutch gearbox -J743- | 30 |
| F14 | - | Not assigned | - | - | ||
| F15 | - | Fuse 15 on fuse holder B -SB15- | 10 A | - | Continued coolant circulation pump -V51- | 87 |
| F15 | - | Fuse 15 on fuse holder B -SB15- | 10 A | - | Refrigerant circulation solenoid valve -N492- (CEPA, CEPB) | 87 |
| F16 | - | Fuse 16 on fuse holder B -SB16- | 5 A | - | Steering column electronics control unit -J527- is dropped from model year 2009 | 30 |
| F17 | - | Fuse 17 on fuse holder B -SB17- | 5 A | - | Control unit in dash panel insert -J285- is dropped from model year 2010 | 30 |
| F17 | - | Fuse 17 on fuse holder B -SB17- | 5 A | - | Steering column electronics control unit -J527- applicable from model year 2009 | 30 |
| F18 | - | Fuse 18 on fuse holder B -SB18- | 30 A | - | Amplifier -R12- Amplifier with bass loudspeaker, on left in luggage compartment -R44- | 30 |
| F18 | - | Fuse 18 on fuse holder B -SB18- | 30 A | - | Voltage stabiliser -J532- Amplifier -R12- Amplifier with bass loudspeaker, on left in luggage compartment -R44- only models with stop/start system applicable from model year 2010 | 30 |
| F19 | - | Fuse 19 on fuse holder B -SB19- | 25 A | - | Control unit with display for radio and navigation system -J503- with radio navigation system (models for Japan) only not for models with US equipment is dropped from model year 2010 | 30 |
| F19 | - | Fuse 19 on fuse holder B -SB19- | 15 A | - | Navigation operating electronics control unit -J402- Control unit with display for radio and navigation system -J503- Radio -R- is dropped from model year 2010 | 30 |
| F20 | - | Fuse 20 on fuse holder B -SB20- | 5 A | - | Navigation system with CD drive control unit -J401- Navigation system tuner for TV -J415- Telephone transmitter and receiver unit -R36- Aerial amplifier for mobile telephone -R86- is dropped from model year 2010 | 30 |
| F20 | - | Fuse 20 on fuse holder B -SB20- | 5 A | - | 18-pin connector -T18a- (VDA interface) not for models with US equipment is dropped from model year 2010 | 30 |
| F20 | - | Fuse 20 on fuse holder B -SB20- | 5 A | - | Satellite radio -R146- for models with US equipment only is dropped from model year 2010 | 30 |
| F20 | - | Fuse 20 on fuse holder B -SB20- | 5 A | - | Telephone transmitter and receiver unit -R36- is dropped from model year 2010 | 30 |
| F21 | - | Not assigned | - | |||
| F22 | - | Not assigned | - | |||
| F23 | - | Fuse 23 on fuse holder B -SB23- | 10 A | - | Engine control units -J...- Motronic current supply relay -J271- not for models with engine code CEPA, CEPB | 30 |
| F23 | - | Fuse 23 on fuse holder B -SB23- | 5 A | - | Engine control unit -J623- Motronic current supply relay -J271- Control relay -J789- for models with engine code CEPA, CEPB only | 30 |
| F24 | - | Fuse 24 on fuse holder B -SB24- | 5 A | - | Data bus diagnostic interface -J533- | 30 |
| F25 | - | Not assigned | - | - | ||
| F26 | - | Not assigned | - | - | ||
| F27 | - | Fuse 27 on fuse holder B -SB27- | 5 A | - | Exhaust flap valve -N220- (BHZ, CDLA, CDLC, BZC) | 87 |
| F27 | - | Fuse 27 on fuse holder B -SB27- | 15 A | - | Lambda probe heater -Z19- (CEPA, CEPB) | 87 |
| F28 | - | Fuse 28 on fuse holder B -SB28- | 15 A | - | Lambda probe 1 heater after catalytic converter -Z29- (CEPA, CEPB) | 87 |
| F28 | - | Fuse 28 on fuse holder B -SB28- | 25 A | - | Engine control units -J...- (BHZ, BUB, BWA, BPY, CDLA, BZC, CDLC, CDLA) Is dropped from May 2007, for models with engine codes BUB, BHZ, BWA, BPY, CDLA, CDLC only | 87 |
| F28 | - | Fuse 28 on fuse holder B -SB28- | 15 A | - | Engine control units -J...- Applicable from May 2007, for models with engine codes BUB, BHZ, BWA, BPY, CDLA, CDLC, CBRA, BZC only | 87 |
| F29 | - | Fuse 29 on fuse holder B -SB29- | 5 A | - | Continued coolant circulation relay -J151- (BWA, BPY, BZC, BHZ, BUB, CDLA, CDLC, CBRA) Secondary air pump relay -J299- (BUB, CBRA) | 87 |
| F29 | - | Fuse 29 on fuse holder B -SB29- | 15 A | - | Additional coolant pump relay -J496- (CEPA, CEPB) Exhaust gas temperature sender 1 -G235- (CEPA, CEPB) Camshaft control valve 1 -N205- (CEPA, CEPB) Intake manifold flap valve -N316- (CEPA, CEPB) Exhaust camshaft control valve 1 -N318- (CEPA, CEPB) Oil pressure control valve -N428- (CEPA, CEPB) | 87 |
| F30 | - | Fuse 30 on fuse holder B -SB30- | 20 A | - | Auxiliary heater control unit -J364- is dropped from November 2010 | 30 |
| F30 | - | Fuse 30 on fuse holder B -SB30- | 30 A | - | Auxiliary heater control unit -J364- applicable from November 2010 | 30 |
| F31 | - | Fuse 31 on fuse holder B -SB31- | 30 A | - | Wiper motor control unit -J400- | 30 |
| F32 | - | Not assigned | - | - | ||
| F33 | - | Not assigned | - | - | ||
| F34 | - | Not assigned | - | - | ||
| F35 | - | Not assigned | - | - | ||
| F36 | - | Not assigned | - | - | ||
| F37 | - | Not assigned | - | - | ||
| F38 | - | Fuse 38 on fuse holder B -SB38- | 10 A | - | Radiator fan control unit -J293- (BPY, BWA, BHZ, BUB, CDLA, CDLC, CBRA, BZC, CEPA, CEPB) Activated charcoal filter system solenoid valve 1 -N80- (BUB, CBRA) Secondary air inlet valve -N112- (BUB, CBRA) Variable intake manifold change-over valve -N156- (BUB, CBRA) Inlet camshaft control valve 1 -N205- (BPY, BWA, BHZ, BUB, CDLA, CDLC, CBRA, BZC) Exhaust camshaft control valve 1 -N318- (BUB, CBRA) Secondary air inlet valve 2 -N320- (BUB, CBRA) Fuel system diagnostic pump -V144- (BUB, CBRA) | 87 |
| F39 | - | Fuse 39 on fuse holder B -SB39- | 5 A | - | Clutch position sender -G476- | 87 |
| F39 | - | Fuse 39 on fuse holder B -SB39- | 5 A | - | Brake light switch -F- Brake pedal switch -F63- applicable from model year 2010 | 87 |
| F40 | - | Fuse 40 on fuse holder B -SB40- | 20 A | - | Ignition coil 1 with output stage -N70- Ignition coil 2 with output stage -N127- Ignition coil 3 with output stage -N291- Ignition coil 4 with output stage -N292- for models with engine codes BPY, BWA, BHZ, CDLA, CDLC, BZC only | 87 |
| F40 | - | Fuse 40 on fuse holder B -SB40- | 15 A | - | Engine control unit -J623- for models with engine code CEPA, CEPB only | 87 |
| F41 | - | Not assigned | - | - | ||
| F42 | - | Fuse 42 on fuse holder B -SB42- | 5 A | - | Engine component current supply relay -J757- for models with engine codes BPY, BWA, BHZ, CDLA, CDLC, BZC, CEPA, CEPB only | 87 |
| F43 | - | Fuse 43 on fuse holder B -SB43- | 30 A | - | Ignition coil 1 with output stage -N70- (BUB, CBRA, CEPA, CEPB) Ignition coil 2 with output stage -N127- (BUB, CBRA, CEPA, CEPB) Ignition coil 3 with output stage -N291- (BUB, CBRA, CEPA, CEPB) Ignition coil 4 with output stage -N292- (BUB, CBRA, CEPA, CEPB) Ignition coil 5 with output stage -N323- (BUB, CBRA, CEPA, CEPB) Igntion coil 6 with output stage -N324- (BUB, CBRA) | 87 |
| F44 | - | Not assigned | - | - | ||
| F45 | - | Not assigned | - | - | ||
| F46 | - | Not assigned | - | - | ||
| F47 | - | Fuse 47 on fuse holder B -SB47- | 30 A | - | Onboard supply control unit -J519- Left side light supply, left main beam, left dipped beam, left turn signal, left fog light | 30 |
| F48 | - | Fuse 48 on fuse holder B -SB48- | 40 A | - | ABS control unit -J104- (MK60 ESP pump) ABS control unit -J104- (MK70 ABS pump and ABS valves) applicable from model year 2009 | 30 |
| F48 | - | Fuse 48 on fuse holder B -SB48- | 30 A | - | Onboard supply control unit -J519- Right side light supply, right main beam, right dipped beam, right turn signal, right fog light is dropped from model year 2009 | 30 |
| F49 | - | Fuse 49 on fuse holder B -SB49- | 40 A | - | Terminal 15 voltage supply relay 2 -J681- Supply for the fuses: -SC1- up to -SC6-, -SC29- up to -SC31-, -SC46-, -SC47-, -SC49- is dropped from model year 2009 | 30 |
| F50 | - | Not assigned | - | - | ||
| F51 | - | Fuse 51 on fuse holder B -SB51- | 40 A | - | Secondary air pump motor -V101- (BUB, CBRA) | 30 |
| F52 | - | Fuse 52 on fuse holder B -SB52- | 50 A | - | Terminal 15 voltage supply relay 2 -J681- Supply for the fuses: -SC1- up to -SC6-, -SC19-, -SC20-, -SC29- up to -SC31-, -SC40-, -SC41-, -SC42-, -SC46-, -SC47-, -SC49- applicable from model year 2009 | 30 |
| F52 | - | Fuse 52 on fuse holder B -SB52- | 50 A | - | X-contact relief relay -J59- Supply for the fuses: -SC40-, -SC41-, -SC42- is dropped from model year 2009 | 30 |
| F53 | - | Fuse 53 on fuse holder B -SB53- | 50 A | - | B300 Positive connection 4 (30), in main wiring harness Supply for the fuses: -SC32- up to -SC37-, -SC44-, -SC45-, -SC48-, -S131- for models with battery in engine compartment only is dropped from model year 2009 | 30 |
| F53 | - | Fuse 53 on fuse holder B -SB53- | 50 A | - | B300 Positive connection 4 (30), in main wiring harness Supply for the fuses: -SC32- up to -SC37-, -SC48-, -S131- for models with battery in luggage compartment only is dropped from model year 2009 | 30 |
| F53 | - | Fuse 53 on fuse holder B -SB53- | 50 A | - | B300 Positive connection 4 (30), in main wiring harness Supply for the fuses: -SC32- up to -SC37-, -SC39-, -SC44-, -SC45-, -SC48-, -S131- for models with battery in engine compartment only applicable from model year 2009 | 30 |
| F53 | - | Fuse 53 on fuse holder B -SB53- | 50 A | - | B300 Positive connection 4 (30), in main wiring harness Supply for the fuses: -SC32- up to -SC37-, -SC39-, -SC48-, -S131- for models with battery in luggage compartment only applicable from model year 2009 | 30 |
AUDI A3 2008 Location fuse holder C SC , under left dash panel
| Location fuse holder C -SC-, under left dash panel |
| Fuse colours |
| 50A - red |
| 40A - orange |
| 30A - light-green |
| 25A - natural (white) |
| 20 A - yellow |
| 15A - light blue |
| 10A - red |
| 7.5A - brown |
| 5A - light-brown |
| 3 A - purple |
AUDI A3 2008 Position of fuses, fuse holder, from model year 2004
| Position of fuses, fuse holder, from model year 2004 |
| No. | Current Flow Diagram designation | Nominal value | Function/component | Terminal | ||
| 1 | - | Fuse 1 on fuse holder C -SC1- | 10 A | - | 16-pin connector -T16- (diagnostic connector) Lighting switch -E1- | 15 |
| 2 | - | Fuse 2 on fuse holder C -SC2- | 5 A | - | ABS control unit -J104- TCS and ESP button -E256- | 15 |
| 3 | - | Fuse 3 on fuse holder C -SC3- | 10 A | - | Power steering control unit -J500- | 15 |
| 4 | - | Fuse 4 on fuse holder C -SC4- | 10 A | - | Heater control unit -J65-1 Air quality sensor -G238- High-pressure sender -G65- | 15 |
| 5 | - | Fuse 5 on fuse holder C -SC5- | 5 A | - | Airbag control unit -J234- Seat occupied recognition control unit -J706- applicable from model year 2005 | 15 |
| 5 | - | Fuse 5 on fuse holder C -SC5- | 5 A | - | Clutch position sender -G476-1 Brake light switch -F-1 Brake pedal switch -F63-1 is dropped from April 2003 | 15 |
| 6 | - | Fuse 6 on fuse holder C -SC6- | 5 A | - | Data bus diagnostic interface -J533- Function selection switch 2 -E272-1 Trailer detector control unit -J345- | 15 |
| 7 | - | Fuse 7 on fuse holder C -SC7- | 5 A | - | Heater control unit -J65-1 Headlight range control unit -J431- Heated rear left seat switch with regulator -E128- Heated rear right seat switch with regulator -E129- | 15 |
| 8 | - | Fuse 8 on fuse holder C -SC8- | 10 A | - | Garage door operating unit -E284- Navigation system with CD drive control unit -J401-1 Parking aid control unit -J446- Garage door operation control unit -J530- Automatic anti-dazzle interior mirror -Y7- | 15 |
| 9 | - | Fuse 9 on fuse holder C -SC9- | 5 A | - | All-wheel drive control unit -J492- | 15 |
| 10 | - | Fuse 10 on fuse holder C -SC10- | 5 A | - | Selector lever -E313- Tiptronic switch -F189-1 | 15 |
| 11 | - | Fuse 11 on fuse holder C -SC11- | 10 A | - | Trailer socket -U10-1 | 15 |
| 12 | - | Fuse 12 on fuse holder C -SC12- | 10 A | - | Driver door control unit -J386- Front passenger door control unit -J387- | 30 |
| 13 | - | Fuse 13 on fuse holder C -SC13- | 10 A | - | Brake light switch -F- 16-pin connector -T16- (diagnostic connector) | 30 |
| 14 | - | Fuse 14 on fuse holder C -SC14- | 5 A | - | Automatic gearbox control unit -J217-1 | 30 |
| 15 | - | Fuse 15 on fuse holder C -SC15- | 10 A | - | Onboard supply control unit -J519- | 30 |
| 16 | - | Fuse 16 on fuse holder C -SC16- | 10 A | - | Rain and light sensor -G397- Heater control unit -J65-1 Climatronic control unit -J255- Remote control receiver for auxiliary heater -R64-1 | 30 |
| 17 | - | Fuse 17 on fuse holder C -SC17- | 5 A | - | Convenience system central control unit -J393- | 30 |
| 18 | - | Fuse 18 on fuse holder C -SC18- | 5 A | - | Selector lever -E313- Tiptronic switch -F189-1 Parking aid control unit -J446-1 ABS control unit -J104- | 30 |
| 19 | - | Fuse 19 on fuse holder C -SC19- | 10 A | - | Rear left door control unit -J388- Rear right door control unit -J389- | 30 |
| 20 | - | Not assigned | - | - | - | |
| 21 | - | Not assigned | - | - | - | |
| 22 | - | Fuse 22 on fuse holder C -SC22- | 40 A | - | Fresh air blower control unit -J126- | 30 |
| 23 | - | Fuse 23 on fuse holder C -SC23- | 20 A | - | Headlight washer system relay -J39- Headlight washer system pump -V11- is dropped, from model year 2005 | 30 |
| 24 | - | Fuse 24 on fuse holder C -SC24- | 20 A | - | Cigarette lighter -U1- 12V socket -U5- | 30 |
| 25 | - | Fuse 25 on fuse holder C -SC25- | 30 A | - | Heated rear window -Z1- | 30 |
| 26 | - | Fuse 26 on fuse holder C -SC26- | 20 A | - | Socket -U- | 30 |
| 27 | - | Fuse 27 on fuse holder C -SC27- | 15 A | - | Fuel pump relay -J17-1 Electric fuel pump 2 relay -J49-1 Fuel pump control unit -J538- | 30 |
| 28 | - | Not assigned | - | - | - | |
| 29 | - | Fuse 29 on fuse holder C -SC29- | 10 A | - | Motronic control unit -J220- Diesel direct injection system control unit -J248-1 Simos control unit -J361-1 Fuel pump control unit -J538- Front passenger side airbag deactivated warning lamp -K145- | 15 |
| 30 | - | Not assigned | - | - | - | |
| 31 | - | Fuse 31 on fuse holder C -SC31- | 5 A | - | Reversing light switch -F4- Mechatronic unit for dual clutch gearbox -J743- | 15 |
| 32 | - | Not assigned | - | - | ||
| 33 | - | Fuse 33 on fuse holder C -SC33- | 25 A | - | Sliding sunroof control unit -J245- | 15 |
| 34 | Fuse 34 on fuse holder C -SC34- | 20 A | Heated rear left seat control unit -J215-1 Heated rear right seat control unit -J216-1 | 30 | ||
| 35 | - | Fuse 35 on fuse holder C -SC35- | 5 A | - | Interior monitoring sensor -G273- Vehicle inclination sender -G384- Alarm horn -H12- | 30 |
| 36 | - | Fuse 36 on fuse holder C -SC36- | 10 A | - | Driver seat lumbar support adjustment switch -E176- Front passenger seat lumbar support adjustment switch -E177- | 30 |
| 37 | - | Fuse 37 on fuse holder C -SC37- | 20 A | - | Climatronic control unit -J255- Driver seat heating control unit -J726-1 Front passenger seat heating control unit -J727-1 | 30 |
| 38 | - | Not assigned | - | - | - | |
| 39 | - | Not assigned | - | - | - | |
| 40 | - | Fuse 40 on fuse holder C -SC40- | 40 A | - | Fresh air blower switch -E9-1 for models without air conditioning system only | 75 |
| 41 | - | Fuse 41 on fuse holder C -SC41- | 15 A | - | Rear window wiper motor -V12- | 75 |
| 42 | - | Fuse 42 on fuse holder C -SC42- | 15 A | - | Windscreen and rear window washer pump -V59- | 75 |
| 43 | - | Not assigned | - | - | ||
| 44 | - | Fuse 44 on fuse holder C -SC44- | 20 A | - | Trailer detector control unit -J345-1 Supply for turn signal, brake light, left tail light | 30 |
| 45 | - | Fuse 45 on fuse holder C -SC45- | 15 A | - | Trailer detector control unit -J345-1 Supply for rear fog light, reversing light, right tail light | 30 |
| 46 | - | Fuse 46 on fuse holder C -SC46- | 5 A | - | Heater control unit -J65-1 Climatronic control unit -J255- Left washer jet heater element -Z20- Right washer jet heater element -Z21- | 75 |
| 47 | - | Not assigned | - | - | - | |
| 48 | - | Fuse 48 on fuse holder C -SC48- | 10 A | - | Option driving school vehicle | 30 |
| 49 | - | Fuse 49 on fuse holder C -SC49- | 10 A | - | Option driving school vehicle | 15 |
| 49 | - | Fuse 49 on fuse holder C -SC49- | 5 A | - | Option police | 15 |
|
AUDI A3 2008 Position of fuses, fuse holder, from model year 2006
| Position of fuses, fuse holder, from model year 2006 |
| No. | Current Flow Diagram designation | Nominal value | Function/component | Terminal | ||
| 1 | - | Fuse 1 on fuse holder C -SC1- | 10 A | - | Lighting switch -E1- Fuel pump relay -J17- Engine control unit -J623-1 Motronic control unit -J220- Diesel direct injection system control unit -J248-1 Fuel pump control unit -J538- 16-pin connector -T16- (diagnostic connector) | 15 |
| 2 | - | Fuse 2 on fuse holder C -SC2- | 5 A | - | ABS control unit -J104- Brake light switch -F- Brake pedal switch -F63- | 15 |
| 3 | - | Fuse 3 on fuse holder C -SC3- | 5 A | - | Airbag control unit -J234- Front passenger side airbag deactivated warning lamp -K145- | 15 |
| 4 | - | Fuse 4 on fuse holder C -SC4- | 5 A | - | Tyre pressure monitor button -E226-1 TCS and ESP button -E256- Reversing light switch -F4- High-pressure sender -G65- Air quality sensor -G238- Oil level and oil temperature sender -G266- Heater control unit -J162-1 Heated rear left seat control unit -J215-1 Heated rear right seat control unit -J216-1 Driver seat heating control unit -J726-1 Front passenger seat heating control unit -J727-1 | 15 |
| 5 | - | Fuse 5 on fuse holder C -SC5- | 5 A | - | Headlight range control unit -J431- | 15 |
| 10 A | - | Headlight range control regulator -E102-1 Left headlight range control motor -V48-1 Right headlight range control motor -V49-1 | 15 | |||
| 6 | - | Fuse 6 on fuse holder C -SC6- | 5 A | - | Function selection switch 2 -E272-1 Selector lever -E313- Tiptronic switch -F189-1 Power steering control unit -J500- Data bus diagnostic interface -J533- Mechatronic unit for dual clutch gearbox -J743- | 15 |
| 7 | - | Fuse 7 on fuse holder C -SC7- | 5 A | - | Garage door operating unit -E284- Trailer detector control unit -J345-1 Navigation system with CD drive control unit -J401-1 Navigation operating electronics control unit -J402- Parking aid control unit -J446-1 Garage door operation control unit -J530- Automatic anti-dazzle interior mirror -Y7- | 15 |
| 8 | - | Fuse 8 on fuse holder C -SC8- | 10 A | - | Trailer socket -U10-1 | 15 |
| 9 | - | Not assigned | - | - | - | |
| 10 | - | Fuse 10 on fuse holder C -SC10- | 5 A | - | Seat occupied recognition control unit -J706- | 15 |
| 11 | - | Fuse 11 on fuse holder C -SC11- | 5 A | - | Power output module for right headlight -J668- | 15 |
| 12 | - | Fuse 12 on fuse holder C -SC12- | 10 A | - | Driver door control unit -J386- Front passenger door control unit -J387- | 30 |
| 13 | - | Fuse 13 on fuse holder C -SC13- | 10 A | - | Brake light switch -F- (Bremsleuchten) 16-pin connector -T16- (diagnostic connector) | 30 |
| 14 | - | Fuse 14 on fuse holder C -SC14- | 5 A | - | Automatic gearbox control unit -J217-1 | 30 |
| 15 | - | Fuse 15 on fuse holder C -SC15- | 10 A | - | Onboard supply control unit -J519- | 30 |
| 16 | - | Fuse 16 on fuse holder C -SC16- | 10 A | - | Rain and light sensor -G397- Heater control unit -J162-1 Climatronic control unit -J255- Remote control receiver for auxiliary heater -R64-1 | 30 |
| 17 | - | Fuse 17 on fuse holder C -SC17- | 5 A | - | Convenience system central control unit -J393- | 30 |
| 18 | - | Fuse 18 on fuse holder C -SC18- | 5 A | - | Selector lever -E313- Tiptronic switch -F189-1 Parking aid control unit -J446-1 | 30 |
| 19 | - | Fuse 19 on fuse holder C -SC19- | 10 A | - | Rear left door control unit -J388- Rear right door control unit -J389- | 30 |
| 20 | - | Fuse 20 on fuse holder C -SC20- | 5 A | - | ABS control unit -J104-1 | 30 |
| 21 | - | Not assigned | - | - | - | |
| 22 | - | Fuse 22 on fuse holder C -SC22- | 40 A | - | Fresh air blower control unit -J126- | 30 |
| 23 | - | Fuse 23 on fuse holder C -SC23- | 30 A | - | Driver side window regulator motor -V147- | 30 |
| 24 | - | Fuse 24 on fuse holder C -SC24- | 20 A | - | Cigarette lighter -U1- 12V socket -U5- | 30 |
| 25 | - | Fuse 25 on fuse holder C -SC25- | 30 A | - | Heated rear window -Z1- | 30 |
| 26 | - | Fuse 26 on fuse holder C -SC26- | 20 A | - | Socket -U- | 30 |
| 27 | - | Fuse 27 on fuse holder C -SC27- | 15 A | - | Electric fuel pump 2 relay -J49- Fuel pump control unit -J538- | 30 |
| 28 | - | Fuse 28 on fuse holder C -SC28- | 30 A | - | Rear left window regulator motor -V26- Rear right window regulator motor -V27- | 30 |
| 29 | - | Fuse 29 on fuse holder C -SC29- | 10 A | - | Air mass meter -G70- Crankcase breather heater element -N79- | 15 |
| 30 | - | Fuse 30 on fuse holder C -SC30- | 10 A | - | Injector, cylinder 1 -N30- Injector, cylinder 2 -N31- Injector, cylinder 3 -N32- Injector, cylinder 4 -N33- Injector, cylinder 5 -N83- Injector, cylinder 6 -N84- | 15 |
| 31 | - | Fuse 31 on fuse holder C -SC31- | 5 A | - | All-wheel drive control unit -J492- | 15 |
| 20 A | - | Vacuum pump relay -J57-1 | 15 | |||
| 32 | - | Fuse 32 on fuse holder C -SC32- | 30 A | - | Headlight washer system pump -V11- Headlight washer system relay -J39- | 30 |
| 33 | - | Fuse 33 on fuse holder C -SC33- | 25 A | - | Sliding sunroof control unit -J245- | 30 |
| 34 | - | Fuse 34 on fuse holder C -SC34- | 20 A | - | Heated rear left seat control unit -J215-1 Heated rear right seat control unit -J216-1 | 30 |
| 35 | - | Fuse 35 on fuse holder C -SC35- | 5 A | - | Interior monitoring sensor -G273- Vehicle inclination sender -G384- Alarm horn -H12- | 30 |
| 36 | - | Fuse 36 on fuse holder C -SC36- | 10 A | - | Driver seat lumbar support adjustment switch -E176- Front passenger seat lumbar support adjustment switch -E177- | 30 |
| 37 | - | Fuse 37 on fuse holder C -SC37- | 20 A | - | Climatronic control unit -J255- Driver seat heating control unit -J726-1 Front passenger seat heating control unit -J727-1 Front left seat heating -Z45- Front right seat heating -Z46- | 30 |
| 38 | - | Fuse 38 on fuse holder C -SC38- | 30 A | - | Front passenger side window regulator motor -V148- | 30 |
| 39 | - | Fuse 39 on fuse holder C -SC39- | 20 A | - | Multifunction switch -F125-1 Automatic gearbox control unit -J217-1 | 15 |
| 40 | - | Fuse 40 on fuse holder C -SC40- | - | Fresh air blower switch -E9-1 for models without air conditioning system only | 75 | |
| 41 | - | Fuse 41 on fuse holder C -SC41- | 15 A | - | Rear window wiper motor -V12- | 75 |
| 42 | - | Fuse 42 on fuse holder C -SC42- | 15 A | - | Windscreen and rear window washer pump -V59- | 75 |
| 43 | - | Not assigned | - | - | ||
| 44 | - | Fuse 44 on fuse holder C -SC44- | 20 A | - | Trailer detector control unit -J345-1 | 30 |
| 45 | - | Fuse 45 on fuse holder C -SC45- | 15 A | - | Trailer detector control unit -J345-1 | 30 |
| 46 | - | Fuse 46 on fuse holder C -SC46- | 5 A | - | Heater control unit -J162-1 Climatronic control unit -J255- Left washer jet heater element -Z20- Right washer jet heater element -Z21- | 75 |
| 47 | - | Fuse 47 on fuse holder C -SC47- | 5 A | - | Power output module for left headlight -J667- | 15 |
| 48 | - | Fuse 48 on fuse holder C -SC48- | 10 A | - | Socket -U-1 for driving school only | 30 |
| 49 | - | Fuse 49 on fuse holder C -SC49- | 5 A | - | Special vehicle fuse 6 -S296-1 Footwell light switch -E295-1 Warning buzzer switch -E296-1 | 15 |
|
AUDI A3 2008 Position of fuses, fuse holder, from model year 2007
| Position of fuses, fuse holder, from model year 2007 |
| No. | Current Flow Diagram designation | Nominal value | Function/component | Terminal | ||
| 1 | - | Fuse 1 on fuse holder C -SC1- | 10 A | - | Lighting switch -E1- Headlight range control regulator -E102-1 Air mass meter -G70- (BKC, BXE, AZV, BKD, BLS, BMM, BMN, BPU, BPT, BYZ, BWA, BPY, BHZ, BZB, CAWB, CBFA, BUY, CDAA, CCZA, CCTA, CDLA, CDLC, CAYB, CAYC, BZC, CBEA) Trailer detector control unit -J345-1 Headlight range control unit -J431- Heater element for crankcase breather -N79- (BSE, BSF, BKC, BXE, AZV, BKD, BLS, BMM, BMN, BUB, BUY, CCSA, CBBB, CBAB, CBAA, CBRA, CAYB, CAYC, CBEA, CFFA, CFFB, CFGB, CMXA, CLJA) 16-pin connector -T16- (diagnostic connector) Left headlight range control motor -V48-1 Right headlight range control motor -V49-1 | 15 |
| 1 | - | Fuse 1 on fuse holder C -SC1- | 10 A | - | Air mass meter -G70- (CBBB, CBAB, CBAA) only models without stop/start system applicable from model year 2010 | 15 |
| 1 | - | Fuse 1 on fuse holder C -SC1- | 10 A | - | Stop/start system button -E693- only models with stop/start system no longer fitted, phased from model year 2010 | 15 |
| 2 | - | Fuse 2 on fuse holder C -SC2- | 10 A | - | Engine control units -J...- Fuel pump relay -J17- (BSE, BSF, BUB, CCSA, CBRA, CMXA) ABS control unit -J104- Current supply relay for Simos control unit -J363- (BSE, BSF, CCSA, CMXA) 1 Power steering control unit -J500- Data bus diagnostic interface -J533- Fuel pump control unit -J538- (BPU, BYT, BPT, BLF, BVY, BVZ, BPY, BWA, BHZ, CMSA, CAXC, BZB, CAWB, CBFA, CDAA, CCZA, CCTA, CDLC, CDLA, BZC) Selector lever sensors control unit -J587- Mechatronic unit for dual clutch gearbox -J743- | 15 |
| 2 | - | Fuse 2 on fuse holder C -SC2- | 10 A | - | Brake light switch -F- Brake pedal switch -F63- is dropped from model year 2010 | 15 |
| 2 | - | Fuse 2 on fuse holder C -SC2- | 10 A | - | Tiptronic switch -F189-1 All-wheel drive control unit -J492- is dropped from model year 2009 | 15 |
| 2 | - | Fuse 2 on fuse holder C -SC2- | 10 A | - | Starter relay 1 -J906- Starter relay 2 -J907- Automatic anti-dazzle interior mirror relay -J910- only models with stop/start system applicable from model year 2010 | 15 |
| 3 | - | Fuse 3 on fuse holder C -SC3- | 5 A | - | Airbag control unit -J234- Front passenger side airbag deactivated warning lamp -K145- | 15 |
| 4 | - | Fuse 4 on fuse holder C -SC4- | 5 A | - | Heated rear left seat switch with regulator -E128-1 Heated rear right seat switch with regulator -E129-1 Tyre pressure monitor button -E226-1 TCS and ESP button -E256- Garage door operating unit -E284- Reversing light switch -F4- High-pressure sender -G65- Air quality sensor -G238- Oil level and oil temperature sender -G266- Heater control unit -J162- Climatronic control unit -J255- Air conditioning system control unit -J301-1 Navigation system with CD drive control unit -J401-1 Parking aid control unit -J446- Garage door operation control unit -J530- Seat occupied recognition control unit -J706- Driver seat heating control unit -J726-1 Front passenger seat heating control unit -J727-1 Left washer jet heater element -Z20- Right washer jet heater element -Z21- | 15 |
| 4 | - | Fuse 4 on fuse holder C -SC4- | 5 A | - | Automatic anti-dazzle interior mirror -Y7- is dropped from model year 2010 | 15 |
| 4 | - | Fuse 4 on fuse holder C -SC4- | 5 A | - | Automatic anti-dazzle interior mirror -Y7- only models without stop/start system applicable from model year 2010 | 15 |
| 4 | - | Fuse 4 on fuse holder C -SC4- | 5 A | - | Voltage stabiliser -J532- only models with stop/start system applicable from model year 2010 | 15 |
| 4 | - | Fuse 4 on fuse holder C -SC4- | 5 A | - | Stop/start system button -E693- only models with stop/start system Gradual introduction during model year 2010 | 15 |
| 5 | - | Fuse 5 on fuse holder C -SC5- | 5 A | - | Power output module for left headlight -J667- | 15 |
| 6 | - | Fuse 6 on fuse holder C -SC6- | 5 A | - | Power output module for right headlight -J668- | 15 |
| 7 | - | Not assigned | - | - | - | |
| 8 | - | Fuse 8 on fuse holder C -SC8- | 5 A | - | Control unit in dash panel insert -J285- applicable from model year 2010 | 30 |
| 9 | - | Fuse 9 on fuse holder C -SC9- | 15 A | - | Navigation operating electronics control unit -J402- Control unit with display for radio and navigation system -J503- Radio -R- 8-pin connector -T8- (preparation for radio supply) 1 applicable from model year 2010 | 30 |
| 10 | - | Fuse 10 on fuse holder C -SC10- | 7.5 A | - | Navigation system tuner for TV -J415-1 Telephone transmitter and receiver unit -R36- Satellite radio -R146-2 Connection for external audio sources -R199- 18-pin connector -T18a- (VDA interface) 1 applicable from model year 2010 | 30 |
| 11 | - | Fuse 11 on fuse holder C -SC11- | 10 A | - | Automatic anti-dazzle interior mirror relay -J910- Automatic anti-dazzle interior mirror -Y7- only models with stop/start system applicable from model year 2010 | 30 |
| 12 | - | Fuse 12 on fuse holder C -SC12- | 10 A | - | Driver door control unit -J386- Front passenger door control unit -J387- | 30 |
| 13 | - | Fuse 13 on fuse holder C -SC13- | 10 A | - | Rear left door control unit -J388- Rear right door control unit -J389- | 30 |
| 13 | - | Fuse 13 on fuse holder C -SC13- | 10 A | - | Convenience system central control unit -J393- is dropped from model year 2010 | 30 |
| 14 | - | Fuse 14 on fuse holder C -SC14- | 10 A | - | ABS control unit -J104- Selector lever sensors control unit -J587- | 30 |
| 14 | - | Fuse 14 on fuse holder C -SC14- | 10 A | - | Tiptronic switch -F189-1 Automatic gearbox control unit -J217-1 Parking aid control unit -J446- is dropped from model year 2009 | 30 |
| 15 | - | Fuse 15 on fuse holder C -SC15- | 10 A | - | Front interior light -W- Front interior light -W1- Rear interior light -W43- | 30 |
| 16 | - | Fuse 16 on fuse holder C -SC16- | 10 A | - | Rain and light sensor -G397- Heater control unit -J162- Climatronic control unit -J255- Air conditioning system control unit -J301-1 Tyre pressure monitor control unit -J502-2 Remote control receiver for auxiliary heater -R64-1 16-pin connector -T16- (diagnostic connector) | 30 |
| 16 | - | Fuse 16 on fuse holder C -SC16- | 10 A | - | Lighting switch -E1- applicable from model year 2010 | 30 |
| 17 | - | Fuse 17 on fuse holder C -SC17- | 5 A | - | Interior monitoring sensor -G273-1 Vehicle inclination sender -G384-1 Alarm horn -H12- | 30 |
| 18 | - | Fuse 18 on fuse holder C -SC18- | 5 A | - | Engine control unit -J623- (diagnostic cable) for models with engine code CBFA only is dropped from model year 2010 | 50 |
| 18 | - | Fuse 18 on fuse holder C -SC18- | 5 A | - | Onboard supply control unit -J519- (diagnostic cable) Voltage stabiliser -J532- (diagnosis wiring) Engine control unit -J623- (diagnostic cable) only models with stop/start system applicable from model year 2010 | 50 |
| 18 | - | Fuse 18 on fuse holder C -SC18- | 5 A | - | Onboard supply control unit -J519- (diagnostic cable) Engine control unit -J623- (diagnostic cable) for models with engine code CBFA only applicable from model year 2010 | 50 |
| 19 | - | Fuse 19 on fuse holder C -SC19- | 10 A | - | All-wheel drive control unit -J492- applicable from model year 2009 | 15 |
| 20 | - | Fuse 20 on fuse holder C -SC20- | 5 A | - | Electronically controlled damping control unit -J 250- applicable from model year 2009 | 15 |
| 21 | - | Not assigned | - | - | - | |
| 22 | - | Fuse 22 on fuse holder C -SC22- | 40 A | - | Fresh air blower control unit -J126- Fresh air blower -V2- | 30 |
| 23 | - | Fuse 23 on fuse holder C -SC23- | 30 A | - | Driver side window regulator motor -V147- | 30 |
| 24 | - | Fuse 24 on fuse holder C -SC24- | 20 A | - | Cigarette lighter -U1- | 30 |
| 25 | - | Fuse 25 on fuse holder C -SC25- | 30 A | - | Heated rear window -Z1- | 30 |
| 26 | - | Fuse 26 on fuse holder C -SC26- | 20 A | - | Socket -U- | 30 |
| 27 | - | Fuse 27 on fuse holder C -SC27- | 15 A | - | Fuel pump relay -J17- (BSE, BSF, CCSA, CBBB, CBAB, CBAA, BKC, BXE, AZV, BKD, BLS, BMM, BUY, BMN, CAYB, CAYC, CBEA, CFFA, CFFB, CFGB, CMXA, CLJA) Fuel pump control unit -J538- (BPU, BYT, BPT, BWA, BPY, BHZ, CMSA, CAXC, BZB, CAWB, CCTA, CBFA, BLF, BVY, BVZ, CDAA, CCZA, CDLA, CDLC, BZC, CBZB) | 30 |
| 27 | - | Fuse 27 on fuse holder C -SC27- | 15 A | - | Electric fuel pump 2 relay -J49- (BSE, BSF, BUB, CCSA, CBRA, CMXA) applicable from November 2006, for models with auxiliary heating only, models with engine codes BKC, BXE, AZV, BKD, BLS, BMM, BUY, BMN, CBBB, CBAB, CBAA, CAYB, CAYC, CFFA,·CFFB,·CFGB,·CLJA | 30 |
| 27 | - | Fuse 27 on fuse holder C -SC27- | 15 A | - | Supplementary fuel pump relay -J832- (CBBB, CBAB, CBAA, CBEA, CFFA, CFFB, CFGB, CLJA) Supplementary fuel pump -V393- (CBBB, CBAB, CBAA, CBEA, CFFA, CFFB, CFGB, CLJA) | 30 |
| 28 | - | Fuse 28 on fuse holder C -SC28- | 30 A | - | Rear left window regulator motor -V26- Rear right window regulator motor -V27- | 30 |
| 29 | - | Not assigned | - | - | - | |
| 30 | - | Fuse 30 on fuse holder C -SC30- | 20 A | - | Multifunction switch -F125-1 Automatic gearbox control unit -J217-1 is dropped from model year 2009 | 15 |
| 31 | - | Fuse 31 on fuse holder C -SC31- | 20 A | - | Vacuum pump for brakes -V192- (CCSA, BSE, BSF, CMXA) 1 | 15 |
| 32 | - | Fuse 32 on fuse holder C -SC32- | 30 A | - | Headlight washer system pump -V11- | 30 |
| 33 | - | Fuse 33 on fuse holder C -SC33- | 20 A | - | Sliding sunroof control unit -J245- | 30 |
| 34 | - | Fuse 34 on fuse holder C -SC34- | 20 A | - | Heated rear left seat control unit -J215-1 Heated rear right seat control unit -J216-1 | 30 |
| 35 | - | Not assigned | - | - | ||
| 36 | - | Fuse 36 on fuse holder C -SC36- | 10 A | - | Driver seat lumbar support adjustment switch -E176- Front passenger seat lumbar support adjustment switch -E177- | 30 |
| 37 | - | Fuse 37 on fuse holder C -SC37- | 20 A | - | Climatronic control unit -J255- Driver seat heating control unit -J726-1 Front passenger seat heating control unit -J727-1 | 30 |
| 38 | - | Fuse 38 on fuse holder C -SC38- | 30 A | - | Front passenger side window regulator motor -V148- | 30 |
| 39 | - | Fuse 39 on fuse holder C -SC39- | 5 A | - | Interface control unit for vehicle location system -J843- (interface for special functions) | 30 |
| 39 | - | Fuse 39 on fuse holder C -SC39- | 25 A | - | Control unit with display for radio and navigation -J503-1 with radio navigation system (models for Japan) only applicable from model year 2010 | 30 |
| 40 | - | Fuse 40 on fuse holder C -SC40- | 40 A | - | Starter -B- applicable from model year 2009 | 15 |
| 40 | - | Fuse 40 on fuse holder C -SC40- | 40 A | - | Fresh air blower switch -E9-1 Fresh air blower -V2-1 is dropped from model year 2009 | 75 |
| 41 | - | Fuse 41 on fuse holder C -SC41- | 15 A | - | Rear window wiper motor -V12- applicable from model year 2009 | 15 |
| 41 | - | Fuse 41 on fuse holder C -SC41- | 15 A | - | Rear window wiper motor -V12- is dropped from model year 2009 | 75 |
| 42 | - | Fuse 42 on fuse holder C -SC42- | 15 A | - | Windscreen and rear window washer pump -V59- is dropped from model year 2009 | 75 |
| 42 | - | Fuse 42 on fuse holder C -SC42- | 15 A | - | Windscreen and rear window washer pump -V59- applicable from model year 2009 is dropped from model year 2010 | 15 |
| 43 | - | Fuse 43 on fuse holder C -SC43- | 20 A | - | Convenience system central control unit -J393- is dropped from model year 2010 | 30 |
| 43 | - | Fuse 43 on fuse holder C -SC43- | 20 A | - | Onboard supply control unit -J519- applicable from model year 2010 | 30 |
| 44 | - | Fuse 44 on fuse holder C -SC44- | 20 A | - | Trailer detector control unit -J345-1 | 30 |
| 45 | - | Fuse 45 on fuse holder C -SC45- | 15 A | - | Trailer detector control unit -J345-1 is dropped from November 2006 | 30 |
| 45 | - | Fuse 45 on fuse holder C -SC45- | 20 A | - | Trailer detector control unit -J345-1 applicable from November 2006 | 30 |
| 46 | - | Fuse 46 on fuse holder C -SC46- | 10 A | - | Trailer socket -U10-1 | 15 |
| 47 | - | Fuse 47 on fuse holder C -SC47- | 5 A | - | 18-pin connector -T18a- (VDA interface) 1 | 15 |
| 47 | - | Fuse 47 on fuse holder C -SC47- | 5 A | - | Aerial amplifier for mobile telephone -R86-1 applicable from model year 2010 | 15 |
| 48 | - | Fuse 48 on fuse holder C -SC48- | 10 A | - | Socket -U- (driving school vehicle) 1 | 30 |
| 49 | - | Fuse 49 on fuse holder C -SC49- | 5 A | - | Buzzer and gong -H3- (driving school vehicle) 1 Special vehicle fuse 6 -S296- (German special police, doctor on call vehicle) 1 Driving school footwell lamp -W56-1 | 15 |
|
AUDI A3 2008 Main fuse box: Location, fuse holder D SD at rear right in luggage compartment
| Main fuse box: Location, fuse holder D -SD- at rear right in luggage compartment |
| Fuse assignment: |
| Position of fuses on main fuse box, from model year 2004 |
| Position of fuses on main fuse box, from model year 2006 |
AUDI A3 2008 Position of fuses, main fuse box, from model year 2004
| Position of fuses, main fuse box, from model year 2004 |
| No. | Current Flow Diagram designation | Nominal value | Function/component | Terminal | ||
| 1 | - | Fuse 1 on fuse holder D -SD1- | 5 A | - | Onboard supply control unit -J519- | 30 |
| 2 | - | Fuse 2 on fuse holder D -SD2- | 125 A | - | Supply for main fuse box, electronics box, relay and fuse carrier, electronics box | 30 |
| 3 | - | Fuse 3 on fuse holder D -SD3- | 80 A | - | Supply for main fuse box, electronics box, relay and fuse carrier, electronics box | 30 |
| 4 | - | Fuse 4 on fuse holder D -SD4- | 30 A | - | Amplifier -R12- for models with Bose sound system only | 30 |
AUDI A3 2008 Position of fuses, main fuse box, from model year 2006
| Position of fuses, main fuse box, from model year 2006 |
| No. | Current Flow Diagram designation | Nominal value | Function/component | Terminal | ||
| 1 | - | Fuse 1 on fuse holder D -SD1- | 5 A | - | Onboard supply control unit -J519- | 30 |
| 2 | - | Fuse 2 on fuse holder D -SD2- | 125 A | - | Supply for main fuse box, electronics box high, relay and fuse carrier, electronics box high | 30 |
| 3 | - | Fuse 3 on fuse holder D -SD3- | 80 A | - | Supply for main fuse box, electronics box high, relay and fuse carrier, electronics box high | 30 |
| 4 | - | Fuse 4 on fuse holder D -SD4- | 30 A | - | Amplifier -R12- for models with Bose sound system only is dropped from November 2005 | 30 |
| 50 A | - | Option doctor is dropped from November 2005 | ||||
| 4 | - | Fuse 4 on fuse holder D -SD4- | 30 A | - | Supply for the fuses: -SC12- up to -SC17-, -SC19- applicable from November 2005 | 30 |
| 4 | - | Fuse 4 on fuse holder D -SD4- | 30 A | - | Supply for the fuses: -SC12- up to -SC17-, -SC43- applicable from May 2006 | 30 |
AUDI A3 2008 Fuses on left under dash panel
| Fuses on left under dash panel |
| Position of fuses, from model year 2004 |
| B - | Window regulator single fuse -S37- - 30 A |
| Position of fuses, from model year 2005 |
| A - | Window regulator single fuse 2 -S280- - 30 A |
| B - | Window regulator single fuse -S37- - 30 A |
| C - | Fuse 1 -S131- - 30 A |
| Position of fuses, from model year 2006 |
| C - | Fuse 1 -S131- - 30 A |
| q | For left-hand drive models only |
| q | For right-hand drive models only, is dropped, from model year 2012 |
| D - | Fuse 1 -S131- - 30 A |
| q | For right-hand drive models only, phased in in model year 2012 |
AUDI A3 2008 Overview of earth points in front part of vehicle
Overview of earth points in front part of vehicle
| q | is dropped, from model year 2005 |
| q | is dropped, from model year 2005 |
| 4 - | Earth point 4, on front of left longitudinal member -674- |
| q | Fitting location |
| q | applicable from model year 2005 |
| q | is dropped from model year 2009 |
| q | is dropped, from model year 2005 |
| 5 - | Earth point, on left headlight -655- |
| q | Fitting location |
| q | applicable from model year 2005 |
| 7 - | Earth point 1, on front of left longitudinal member -671- |
| q | Fitting location |
| q | is dropped from model year 2009 |
| q | is dropped from model year 2009 |
| q | Only right-hand drive models |
| Overview of earth points in interior of vehicle |
| 5 - | Earth point (audio), under centre console, front -610- |
| q | Fitting location |
| 8 - | Earth point, airbag control unit -637- |
| q | Fitting location |
| q | is dropped, from model year 2005 |
| Overview of earth points in rear part of vehicle (3-door models) |
| q | for 5-door models ⇒ page Item |
| q | for 5-door models ⇒ page Item |
| q | for 5-door models ⇒ page Item |
| q | for 5-door models ⇒ page Item |
| Overview of earth points in rear part of vehicle (5-door models) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
AUDI A3 2008 Overview of control units
Overview of control units
| q | Connector assignment |
| 2 - |
| q | Connector assignment for dual clutch gearbox (02E) |
| q | Location for dual clutch gearbox (0AM) |
| q | Connector assignment for dual clutch gearbox (0AM) |
| q | Location for dual clutch gearbox (0B5) |
| q | Connector assignment for dual clutch gearbox (0B5) |
| q | Connector assignment |
| 5 - | 6 - | Garage door operation control unit -J530- |
| q | Location |
| q | Connector assignment |
| 8 - | Simos control unit -J361-/Motronic control unit -J220-/Diesel direct injection system control unit -J248-/Engine control unit -J623- |
| q | Location |
| q | Connector assignment, 121 pin |
| q | Connector assignment, 154 pin |
| 9 - | 10 - | Auxiliary heater control unit -J364- |
| q | under the longitudinal member on front right |
| q | Connector assignment |
| q | Connector assignment, 47 pin |
| q | Connector assignment, 26 pin |
|
|
AUDI A3 2008 Automatic gearbox control unit J217
|
| Connector assignment. |
| A - | Automatic gearbox control unit -J217- |
| Connector: |
| B - | 52-pin connector -T52- |
AUDI A3 2008 Wiper motor control unit J400
|
AUDI A3 2008 Mechatronic unit for dual clutch gearbox J743
|
| Connector assignment. |
| A - | Mechatronic unit for dual clutch gearbox -J743- |
| Connector: |
| B - | 20-pin connector -T20e- |
AUDI A3 2008 Mechatronic unit for dual clutch gearbox J743
|
|
| Connector assignment. |
| - | Mechatronic unit for dual clutch gearbox -J743- |
| Connector: |
| A - | 25-pin connector -T25- |
AUDI A3 2008 Mechatronic unit for dual clutch gearbox J743
|
| A - | Mechatronic unit for dual clutch gearbox -J743- |
| B - | 16-pin connector -T16j- |
AUDI A3 2008 Power steering control unit J500
|
|
| Connector assignment. |
| A - | Power steering control unit -J500- |
| Connector: |
| B - | 5-pin connector -T5- |
| C - | 5-pin connector -T5a- |
| D - | 2-pin connector -T2a- |
AUDI A3 2008 Left gas discharge light control unit J343 / Right gas discharge light control unit J344
|
AUDI A3 2008 Garage door operation control unit J530
|
| Connector assignment. |
| - | Garage door operation control unit -J530- |
| Connector: |
| A - | 4-pin connector -T4ak- |
AUDI A3 2008 Radiator fan control unit J293
|
AUDI A3 2008 Simos control unit J361 / Motronic control unit J220 / Diesel direct injection system control unit J248 / Engine control unit J623
|
| Connector assignment, 121 pin: |
| A - | Engine control unit -J623- |
| Connector: |
| B - | Steckverbindung, 81fach -T81- |
| C - | Steckverbindung, 40fach -T40- |
Hinweis
| -T121-made up of items B and C. |
| Connector assignment, 154 pin: |
| A - | Engine control unit |
| Connector: |
| B - | Steckverbindung, 94fach -T94- |
| C - | Steckverbindung, 60fach -T60- |
AUDI A3 2008 ABS control unit J104
|
| Steckerbelegung : |
| A - | ABS control unit (MK60) -J104- |
| Connector: |
| B - | Steckverbindung, 47fach |
| Steckerbelegung : |
| A - | ABS control unit (MK70) -J104- |
| Connector: |
| B - | Steckverbindung, 26fach |
AUDI A3 2008 Auxiliary heater control unit J364
| Auxiliary heater control unit -J364- |
| Connector assignment. |
| 1 - | Auxiliary heater control unit -J364- |
| Connector: |
| 2 - | 2-pin connector -T2v- |
| 3 - | 2-pin connector -T2x- |
| 5 - | 4-pin connector -T4u- |
| 6 - | 8-pin connector -T8r- |
| 7 - | 3-pin connector -T3j- |
| 8 - | 8-pin connector -T8q- |