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Wiring Diagram VW JETTA 2017 - Battery - Fuse 4 in fuse holder A - Fuse holder B - Fuse 25 on fuse holder B - Fuse holder C
| A | Battery |
| SA4 | Fuse 4 in fuse holder A |
| SB | Fuse holder B |
| SB25 | Fuse 25 on fuse holder B |
| SC | Fuse holder C |
| SC17 | Fuse 17 on fuse holder C |
| SC36 | Fuse 36 on fuse holder C |
| 508 | Threaded connection (30) on E-box |
| B111 | Positive connection 1 (30a), in interior wiring harness |
| B169 | Positive connection 1 (30), in interior wiring harness |
| B170 | Positive connection 2 (30), in interior wiring harness |
| B171 | Positive connection 3 (30), in interior wiring harness |
| B218 | Positive connection 6 (30), in interior wiring harness |
| B236 | Positive connection 6 (30a), in interior wiring harness |
| * | gradual introduction |
Wiring Diagram VW JETTA 2017 - Fuse holder C
| SC | Fuse holder C |
| SC21 | Fuse 21 on fuse holder C |
| SC22 | Fuse 22 on fuse holder C |
| SC24 | Fuse 24 on fuse holder C |
| SC43 | Fuse 43 on fuse holder C |
| SC45 | Fuse 45 on fuse holder C |
| SC46 | Fuse 46 on fuse holder C |
| SC48 | Fuse 48 on fuse holder C |
| SC51 | Fuse 51 on fuse holder C |
| A1 | Positive connection (30a), in dash panel wiring harness |
| A62 | Connection (window regulators), in dash panel wiring harness |
| A167 | Positive connection 3 (30a) in dash panel wiring harness |
| B231 | Positive connection 5 (30a), in interior wiring harness |
| * | Gradually discontinued |
| *2 | gradual introduction |
Wiring Diagram VW JETTA 2017 - Front left window regulator switch - Rear left window regulator switch - in driver door - Rear right window regulator switch - in driver door - Front right window regulator switch in driver door - Childproof lock button - Driver door control unit
| E40 | Front left window regulator switch |
| E53 | Rear left window regulator switch, in driver door |
| E55 | Rear right window regulator switch, in driver door |
| E81 | Front right window regulator switch in driver door |
| E318 | Childproof lock button |
| J386 | Driver door control unit |
| K236 | Warning light for activated childproof lock |
| L76 | Button illumination bulb |
| T10f | 10-pin connector |
| T16a | 16-pin connector |
| T28 | 28-pin connector, lower part of A-pillar, driver side |
| T32f | 32-pin connector, lower part of A-pillar, driver side |
| V147 | Driver side window regulator motor |
| Q38 | Positive connection 1 (58b), in window regulator wiring harness |
| * | Only models with front and rear window regulators |
| *2 | Only models with childproof locks |
| *3 | According to equipment |
Wiring Diagram VW JETTA 2017 - Rear lid remote release button - Driver side interior locking button for central locking system - Driver door control unit - Onboard supply control unit - Button illumination bulb
| E233 | Rear lid remote release button |
| E308 | Driver side interior locking button for central locking system |
| J386 | Driver door control unit |
| J519 | Onboard supply control unit |
| K133 | Central locking SAFELOCK function warning lamp |
| L76 | Button illumination bulb |
| T4am | 4-pin connector |
| T4w | 4-pin connector |
| T16a | 16-pin connector |
| T28 | 28-pin connector, lower part of A-pillar, driver side |
| T32f | 32-pin connector, lower part of A-pillar, driver side |
| T73a | 73-pin connector |
| T73b | 73-pin connector |
| B528 | Connection 1 (LIN bus) in main wiring harness |
| Q38 | Positive connection 1 (58b), in window regulator wiring harness |
| * | According to equipment |
Wiring Diagram VW JETTA 2017 - Mirror adjustment switch - Mirror adjustment changeover switch - Exterior mirror heater button - Fold-in mirror switch - Driver door control unit - Onboard supply control unit - Mirror adjustment switch illumination bulb
| E43 | Mirror adjustment switch |
| E48 | Mirror adjustment changeover switch |
| E231 | Exterior mirror heater button |
| E263 | Fold-in mirror switch |
| J386 | Driver door control unit |
| J519 | Onboard supply control unit |
| L78 | Mirror adjustment switch illumination bulb |
| T10p | 10-pin connector |
| T16a | 16-pin connector |
| T28 | 28-pin connector, lower part of A-pillar, driver side |
| T32f | 32-pin connector, lower part of A-pillar, driver side |
| T73b | 73-pin connector |
| 205 | Earth connection, in driver door wiring harness |
| 386 | Earth connection 21, in main wiring harness |
| Q38 | Positive connection 1 (58b), in window regulator wiring harness |
| Z1 | Connection 1, in mirror adjustment/heating wiring harness |
| * | According to equipment |
Wiring Diagram VW JETTA 2017 - Onboard supply control unit - Driver side exterior mirror - Driver side mirror adjustment motor
| J519 | Onboard supply control unit |
| L131 | Driver side turn signal repeater bulb |
| MX1 | Front left headlight |
| T10l | 10-pin connector |
| T12b | 12-pin connector, in driver door wiring harness |
| T28 | 28-pin connector, lower part of A-pillar, driver side |
| T32f | 32-pin connector, lower part of A-pillar, driver side |
| T73b | 73-pin connector |
| VX4 | Driver side exterior mirror |
| V17 | Driver side mirror adjustment motor 2 |
| V149 | Driver side mirror adjustment motor |
| Z4 | Heated exterior mirror on driver side |
| 107 | Earth connection, in external mirror wiring harness, in left door, near exterior mirror |
| 205 | Earth connection, in driver door wiring harness |
| A6 | Positive connection (left turn signal), in dash panel wiring harness |
| * | According to equipment |
| *2 | Wiring colour depends on equipment |
Wiring Diagram VW JETTA 2017 - Driver door contact switch - Front passenger door contact switch - Onboard supply control unit - Driver door lock unit - Front passenger door lock unit - Driver door central locking motor - Front passenger seat central locking motor
| F2 | Driver door contact switch |
| F3 | Front passenger door contact switch |
| J519 | Onboard supply control unit |
| T8f | 8-pin connector |
| T8h | 8-pin connector |
| T28 | 28-pin connector, lower part of A-pillar, driver side |
| T28a | 28-pin connector, lower part of A-pillar, front passenger side |
| T32f | 32-pin connector, lower part of A-pillar, driver side |
| T73a | 73-pin connector |
| T73b | 73-pin connector |
| VX21 | Driver door lock unit |
| VX22 | Front passenger door lock unit |
| V56 | Driver door central locking motor |
| V57 | Front passenger seat central locking motor |
| 206 | Earth connection, in front passenger door wiring harness |
| * | According to equipment |
Wiring Diagram VW JETTA 2017 - Window regulator switch in front passenger door - Front passenger door control unit - Onboard supply control unit - Front passenger side turn signal repeater bulb - Front passenger side exterior mirror - Front passenger side window regulator motor
| E107 | Window regulator switch in front passenger door |
| J387 | Front passenger door control unit |
| J519 | Onboard supply control unit |
| L76 | Button illumination bulb |
| L132 | Front passenger side turn signal repeater bulb |
| T4ak | 4-pin connector |
| T12c | 12-pin connector, in front passenger door |
| T16b | 16-pin connector |
| T28a | 28-pin connector, lower part of A-pillar, front passenger side |
| T73a | 73-pin connector |
| T73b | 73-pin connector |
| VX5 | Front passenger side exterior mirror |
| V25 | Front passenger side mirror adjustment motor 2 |
| V148 | Front passenger side window regulator motor |
| V150 | Front passenger side mirror adjustment motor |
| Z5 | Heated exterior mirror on front passenger side |
| 206 | Earth connection, in front passenger door wiring harness |
| 801 | Earth connection 2, in external mirror wiring harness, in right door, near exterior mirror |
| A5 | Positive connection (right turn signal), in dash panel wiring harness |
| A63 | Connection (mirror adjustment/heating), in dash panel wiring harness |
| * | Wiring colour depends on equipment |
Wiring Diagram VW JETTA 2017 - Rear lid handle release button - Rear central switch for interior locking - Front passenger side interior locking button for central locking system - Onboard supply control unit
| E234 | Rear lid handle release button |
| E286 | Rear central switch for interior locking |
| E309 | Front passenger side interior locking button for central locking system |
| J519 | Onboard supply control unit |
| L76 | Button illumination bulb |
| MX2 | Front right headlight |
| T2t | 2-pin connector |
| T4an | 4-pin connector |
| T4bz | 4-pin connector |
| T10r | 10-pin connector |
| T28a | 28-pin connector, lower part of A-pillar, front passenger side |
| T73a | 73-pin connector |
| 86 | Earth connection 1, in rear wiring harness |
| 366 | Earth connection 1, in main wiring harness |
| 388 | Earth connection 23, in main wiring harness |
| A5 | Positive connection (right turn signal), in dash panel wiring harness |
| A126 | Connection (rear lid contact switch), in dash panel wiring harness |
| B720 | Connection 1 (central locking), in main wiring harness |
| B721 | Connection 2 (central locking), in main wiring harness |
| Q39 | Positive connection 2 (58b), in window regulator wiring harness |
| * | Wiring colour depends on equipment |
Wiring Diagram VW JETTA 2017 - Rear lid lock unit - Onboard supply control unit - Rear lid central locking motor - Tank filler flap locking motor - Luggage compartment light
| F256 | Rear lid lock unit |
| H18 | Alarm system horn |
| J519 | Onboard supply control unit |
| J641 | Alarm horn relay |
| T2ah | 2-pin connector |
| T2aq | 2-pin connector |
| T2x | 2-pin connector |
| T4u | 4-pin connector |
| T5ah | 5-pin connector |
| T73a | 73-pin connector |
| V53 | Rear lid central locking motor |
| V155 | Tank filler flap locking motor |
| W3 | Luggage compartment light |
| 86 | Earth connection 1, in rear wiring harness |
| 367 | Earth connection 2, in main wiring harness |
| 389 | Earth connection 24, in main wiring harness |
| A32 | Positive connection (30), in dash panel wiring harness |
| B128 | Connection (luggage compartment light), in interior wiring harness |
| B216 | Connection 3 (central locking), in interior wiring harness |
| B250 | Positive connection, in roof wiring harness |
| * | Gradually discontinued |
| *2 | Wiring colour depends on equipment |
| *3 | gradual introduction |
Wiring Diagram VW JETTA 2017 - Rear left window regulator switch - in door - Rear left door contact switch - Rear left door control unit - Onboard supply control unit - Rear left door lock unit - Rear left window regulator motor - Rear left door central locking motor - lock
| E52 | Rear left window regulator switch, in door |
| F10 | Rear left door contact switch |
| J388 | Rear left door control unit |
| J519 | Onboard supply control unit |
| L76 | Button illumination bulb |
| T4aq | 4-pin connector |
| T8s | 8-pin connector |
| T16h | 16-pin connector |
| T28b | 28-pin connector, on left B-pillar |
| T73a | 73-pin connector |
| T73b | 73-pin connector |
| VX23 | Rear left door lock unit |
| V26 | Rear left window regulator motor |
| V214 | Rear left door central locking motor, lock |
| 207 | Earth connection, in rear left door wiring harness |
| B340 | Connection 1 (58d), in main wiring harness |
Wiring Diagram VW JETTA 2017 - Rear right window regulator switch - in door - Rear right door control unit - Onboard supply control unit - Rear right window regulator motor
| E1 | Light switch |
| E54 | Rear right window regulator switch, in door |
| J389 | Rear right door control unit |
| J519 | Onboard supply control unit |
| L76 | Button illumination bulb |
| T4ar | 4-pin connector |
| T10h | 10-pin connector |
| T16i | 16-pin connector |
| T28c | 28-pin connector, on right B-pillar |
| V27 | Rear right window regulator motor |
| 81 | Earth connection 1, in dash panel wiring harness |
| 208 | Earth connection, in rear right door wiring harness |
| B340 | Connection 1 (58d), in main wiring harness |
Wiring Diagram VW JETTA 2017 - Rear right door contact switch - Sliding sunroof adjustment control unit - Onboard supply control unit - Rear right door lock unit - Rear right door central locking motor - lock
| F11 | Rear right door contact switch |
| J245 | Sliding sunroof adjustment control unit |
| J519 | Onboard supply control unit |
| T8t | 8-pin connector |
| T10e | 10-pin connector |
| T28c | 28-pin connector, on right B-pillar |
| T73a | 73-pin connector |
| T73b | 73-pin connector |
| VX24 | Rear right door lock unit |
| V215 | Rear right door central locking motor, lock |
| B214 | Connection 1 (central locking), in interior wiring harness |
| B215 | Connection 2 (central locking), in interior wiring harness |
Wiring Diagram VW JETTA 2017 - Sliding sunroof adjustment regulator - Button 1 for tilting roof - Bonnet contact switch - Sliding sunroof adjustment control unit - Onboard supply control unit - Data bus diagnostic interface - Sliding sunroof motor - Automatic anti-dazzle interior mirror
| E139 | Sliding sunroof adjustment regulator |
| E582 | Button 1 for tilting roof |
| F34 | Brake fluid level warning contact |
| F266 | Bonnet contact switch |
| J245 | Sliding sunroof adjustment control unit |
| J519 | Onboard supply control unit |
| J533 | Data bus diagnostic interface |
| MX6 | Right tail light 2 |
| SC13 | Fuse 13 on fuse holder C |
| T2ap | 2-pin connector |
| T2n | 2-pin connector |
| T4ad | 4-pin connector |
| T4d | 4-pin connector |
| T6d | 6-pin connector |
| T10e | 10-pin connector |
| T16 | 16-pin connector |
| T73a | 73-pin connector |
| T73b | 73-pin connector |
| V1 | Sliding sunroof motor |
| Y7 | Automatic anti-dazzle interior mirror |
| 132 | Earth connection 3, in engine compartment wiring harness |
| 167 | Earth connection 4, in engine compartment wiring harness |
| 347 | Earth connection, in roof wiring harness |
| 376 | Earth connection 11, in main wiring harness |
| A87 | Connection (RL), in dash panel wiring harness |
| A184 | Connection (bonnet contact switch), in dash panel wiring harness |
| A217 | Positive connection 8 (15a) in dash panel wiring harness |
| B163 | Positive connection 1 (15), in interior wiring harness |
| * | Diagnostic connection |
Wiring Diagram VW JETTA 2017 - Terminal 15 voltage supply relay - Terminal 15 voltage supply relay 2
| J329 | Terminal 15 voltage supply relay |
| J681 | Terminal 15 voltage supply relay 2 |
| J935 | Converter box |
| T9f | 9-pin connector |
| T9g | 9-pin connector |
| T10i | 10-pin connector |
| B163 | Positive connection 1 (15), in interior wiring harness |
VW JETTA 2017 Overview of fuses (SA), (SB), (SC)
| q | Fuse assignment with no hybrid system |
| q | Fitting location for E-box with hybrid system |
| q | Jump start connection -TV32- |
| q | Fuse assignment with hybrid system |
| q | Fuse assignment, from model year 2011 |
| q | Fuse assignment, from model year 2012 |
| q | Fuse assignment, from model year 2013 |
| q | Fuse assignment, from model year 2014 |
| q | Fuse assignment, from model year 2011 |
| q | Fuse assignment, from model year 2012 |
| q | Fuse assignment, from model year 2013 |
| q | Fuse assignment, from model year 2014 |
| 5 - |
|
| Specified torque settings |
| ⇒ Electrical system, Repair Group 97, Removing and installing fuse holders |
| Fuse colours |
| 200 A - purple |
| 150 A - grey |
| 125 A - pink |
| 100 A - blue |
| 80 A - white |
| 70 A - brown |
| 60 A - yellow |
| 50 A - red |
| 40 A - green |
|
| Fuse assignment for E-box with no hybrid system |
| No. | Current Flow Diagram designation | Nominal value | Function/component | Terminal | ||
| 508 | A | 508 Threaded connection (30), on E-box | - | 30a | ||
| 1 | B | Fuse 1 on fuse holder A -SA1- | 200 A | - | Alternator -C- (140 A) | 30a |
| 2 | C | Fuse 2 on fuse holder A -SA2- | - | Vacant | 30a | |
| 3 | D | Fuse 3 on fuse holder A -SA3- | 80 A | - | Steering | 30a |
| 4 | E | Fuse 4 on fuse holder A -SA4- | 80 A | Interior terminal 30 power supply SC fuses | 30a |
| Specified torque settings |
| ⇒ Electrical system, Repair Group 97, Removing and installing fuse holders |
| Fuse colours |
| 200 A - purple |
| 150 A - grey |
| 125 A - pink |
| 100 A - blue |
| 80 A - white |
| 70 A - brown |
| 60 A - yellow |
| 50 A - red |
| 40 A - green |
|
| Fuse assignment for E-box with hybrid system |
| No. | Current Flow Diagram designation | Nominal value | Function/component | Terminal | ||
| 508 | A | 508 Threaded connection (30), on E-box | - | 30a | ||
| 1 | B | Fuse 1 on fuse holder A -SA1- | 200 A | - | power and control electronics for electric drive -JX1- Voltage converter -A19- | 30a |
| 2 | C | Fuse 2 on fuse holder A -SA2- | - | Vacant | 30a | |
| 3 | D | Fuse 3 on fuse holder A -SA3- | 80 A | - | Steering | 30a |
| 4 | E | Fuse 4 on fuse holder A -SA4- | Vacant |
|
| 1 - | Jump start connection -TV32--Arrow- |
|
| Fuses (SB) on E-box, on left in engine compartment |
| 1 - | Fuse holder B -SB- |
| - | Fuse colours for ATO flat fuse: (SB1 to SB20) |
| 40 A - orange |
| 30 A - light green |
| 25 A - natural (white) |
| 20 A - yellow |
| 15 A - light blue |
| 10 A - red |
| 7.5 A - brown |
| 5 A - light brown |
| 1 A - black |
| - | Fuse colours for J-Case fuse: (SB21 to SB32) |
| 50 A - red |
| 40 A - green |
| 30 A - pink |
|
| E-box fuse assignment (SB), from model year 2011 |
| No. | Current Flow Diagram designation | Nominal value | Function/component | Terminal | ||
| F1 | - | Fuse 1 on fuse holder B -SB1- | - | Vacant | - | |
| F2 | - | Fuse 2 on fuse holder B -SB2- | 10/15 A | - | Engine control unit -J623- | 87 |
| F3 | - | Fuse 3 on fuse holder B -SB3- | 5 A | - | Radiator fan control unit -J293- | 87 |
| F4 | - | Fuse 4 on fuse holder B -SB4- | 5/10/15 A | - | Lambda probe heater -Z19- Lambda probe 1 heater after catalytic converter -Z29- | 87 |
| F5 | - | Fuse 5 on fuse holder B -SB5- | 5 A 20 A | - - | Lambda probe heater1 Lambda probe 1 heater after catalytic converter -Z29-1 Fuel system diagnostic pump -V144- Charge pressure control solenoid valve -N75- Exhaust gas recirculation cooler changeover valve -N345- Heater element for crankcase breather -N79- Vacuum pump for brakes -V192- | 87 |
| F6 | - | Fuse 6 on fuse holder B -SB6- | 5 A 10 A 15 A | - | Fuel system diagnostic pump -V144- Throttle valve module -J338- Activated charcoal filter solenoid valve 1 -N80- Continued coolant circulation pump -V51- Auxiliary air heater element -Z35- | 87 |
| F7 | - | Fuse 7 on fuse holder B -SB7- | 20 A 5 A | - - | Ignition transformer -N152- Fuel pressure regulating valve -N276-2 Fuel metering valve -N290-2 | 87 |
| F8 | - | Fuse 8 on fuse holder B -SB8- | 10 A | - | Throttle valve module -J338- Activated charcoal filter solenoid valve 1 -N80- | 87 |
| F9 | - | Fuse 9 on fuse holder B -SB9- | 5 A | - | Automatic glow period control unit -J179- Electric fuel pump 2 relay -J49- Fuel pump relay -J17- | 87 |
| F10 | - | Fuse 10 on fuse holder B -SB10- | 5 A | - | Speedometer sender -G22- Brake light switch -F- , (T4al/4)3 | 87 |
| F11 | - | Fuse 11 on fuse holder B -SB11- | - | Vacant | ||
| F12 | - | Fuse 12 on fuse holder B -SB12- | 5 A | - | Coolant circulation pump -V50- | 87 |
| F13 | - | Fuse 13 on fuse holder B -SB13- | 5 A | - | Coolant pump -V36- | 30a |
| F14 | - | Fuse 14 on fuse holder B -SB14- | 5 A | - | Engine control unit -J623- | 30a |
| F15 | - | Fuse 15 on fuse holder B -SB15- | 30 A | - | Voltage stabiliser -J532- | 30a |
| F16 | - | Fuse 16 on fuse holder B -SB16- | 30 A | - | ABS control unit -J104- | 30a |
| F17 | - | Fuse 17 on fuse holder B -SB17- | 30 A | - | Automatic gearbox control unit -J217- | 30a |
| F18 | - | Fuse 18 on fuse holder B -SB18- | 20 A | - | Automatic gearbox control unit -J217- | 30a |
| F19 | - | Fuse 19 on fuse holder B -SB19- | 1 A | - | Onboard supply control unit -J519- | 30a |
| F20 | - | Fuse 20 on fuse holder B -SB20- | 30 A | Onboard supply control unit -J519- (AW0) Automatic intermittent wash and wipe relay -J31- (AW1) | 30a | |
| F21 | - | Fuse 21 on fuse holder B -SB21- | 50 A | - | Secondary air pump motor -V101- | 30a |
| F22 | - | Fuse 22 on fuse holder B -SB22- | - | Vacant | ||
| F23 | - | Fuse 23 on fuse holder B -SB23- | 40 A | - | ABS control unit -J104- | 30a |
| F24 | - | Fuse 24 on fuse holder B -SB24- | 50 A | - | Trailer detector control unit -J345- | |
| F25 | - | Fuse 25 on fuse holder B -SB25- | 50 A | - | Terminal 15 voltage supply relay 2 -J681- | 30a |
| F26 | - | Fuse 26 on fuse holder B -SB26- | 60 A | - | Automatic glow period control unit -J179- | 30a |
| F27 | - | Fuse 27 on fuse holder B -SB27- | 60 A | - | Radiator fan -V7- | 30a |
| F28 | - | Fuse 28 on fuse holder B -SB28- | 40 A | - | Onboard supply control unit -J519- (AW1) | 30a |
| F29 | - | Fuse 29 on fuse holder B -SB29- | 40 A | - | Onboard supply control unit -J519- (AW1) | 30a |
| F30 | - | Fuse 30 on fuse holder B -SB30- | 50 A | - | Terminal 75 voltage supply relay 1 -J680- | 30a |
| F31 | - | Fuse 31 on fuse holder B -SB31- | 30 A | - | Amplifier -R12- | 30a |
| F32 | - | Fuse 32 on fuse holder B -SB32- | - | Vacant | ||
| 1 Only for models with exhaust concept ULEV 2 - (7GB) | ||||||
| 2 Only models with diesel engine | ||||||
| 3 Only models with a dual clutch gearbox (DSG) | ||||||
|
| E-box fuse assignment (SB), from model year 2012 |
| No. | Current Flow Diagram designation | Nominal value | Function/component | Terminal | ||
| F1 | - | Fuse 1 on fuse holder B -SB1- | - | Vacant | - | |
| F2 | - | Fuse 2 on fuse holder B -SB2- | 10/15 A | - | Engine control unit -J623- | 87 |
| F3 | - | Fuse 3 on fuse holder B -SB3- | 5 A | - | Radiator fan control unit -J293- | 87 |
| F4 | - | Fuse 4 on fuse holder B -SB4- | 5/10/15 A | - | Lambda probe heater -Z19- Lambda probe 1 heater after catalytic converter -Z29- | 87 |
| F5 | - | Fuse 5 on fuse holder B -SB5- | 5 A 10 A/ 20 A | - | Lambda probe heater1 Fuel system diagnostic pump -V144- Charge pressure control solenoid valve -N75- Exhaust gas recirculation cooler changeover valve -N345- Heater element for crankcase breather -N79- Vacuum pump for brakes -V192- | 87 |
| F6 | - | Fuse 6 on fuse holder B -SB6- | 5/10/15 A | - | Fuel system diagnostic pump -V144- Throttle valve module -J338- Activated charcoal filter solenoid valve 1 -N80- | 87 |
| F6 | - | Fuse 6 on fuse holder B -SB6- | 10 A 15 A | - | Coolant pump -V36- Auxiliary air heater element -Z35- , low heat output | 87 |
| F7 | - | Fuse 7 on fuse holder B -SB7- | 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- Ignition transformer -N152- | 87 |
| F7 | - | Fuse 7 on fuse holder B -SB7- | 5 A | Fuel pressure regulating valve -N276-2 Fuel metering valve -N290-2 | 87 | |
| F8 | - | Fuse 8 on fuse holder B -SB8- | 10 A | - | Throttle valve module -J338- Charge pressure control solenoid valve -N75- Activated charcoal filter solenoid valve 1 -N80- Camshaft control valve 1 -N205- Turbocharger air recirculation valve -N249- | 87 |
| F9 | - | Fuse 9 on fuse holder B -SB9- | 5 A 15 A1 | - | Automatic glow period control unit -J179- Electric fuel pump 2 relay -J49- Fuel pump relay -J17- Fuel pressure regulating valve -N276- | 87 |
| F10 | - | Fuse 10 on fuse holder B -SB10- | 5 A | - | Speedometer sender -G22- Brake light switch -F-3 Clutch position sender -G476- Additional coolant pump relay -J496- | 87 |
| F11 | - | Fuse 11 on fuse holder B -SB11- | - | Vacant | ||
| F12 | - | Fuse 12 on fuse holder B -SB12- | 5 A | - | Coolant circulation pump -V50- | 87 |
| F12 | - | Fuse 12 on fuse holder B -SB12- | 20 A | - | Vacuum pump relay -J318- Vacuum pump for brakes -V192- | 87 |
| F13 | - | Fuse 13 on fuse holder B -SB13- | 5 A | - | Fuel pump relay -J17- Fuel system pressurisation pump -G6- Coolant pump -V36- | 30a |
| F14 | - | Fuse 14 on fuse holder B -SB14- | 5 A | - | Engine control unit -J623- | 30a |
| F15 | - | Fuse 15 on fuse holder B -SB15- | 30 A | - | Voltage stabiliser -J532- | 30a |
| F16 | - | Fuse 16 on fuse holder B -SB16- | 30 A | - | ABS control unit -J104- | 30a |
| F17 | - | Fuse 17 on fuse holder B -SB17- | 30 A | - | Mechatronic unit for dual clutch gearbox -J743- | 30a |
| F18 | - | Fuse 18 on fuse holder B -SB18- | 20 A | - | Mechatronic unit for dual clutch gearbox -J743- | 30a |
| F19 | - | Fuse 19 on fuse holder B -SB19- | 1 A | - | Onboard supply control unit -J519- (AW0) | 30a |
| F20 | - | Fuse 20 on fuse holder B -SB20- | 30 A | Onboard supply control unit -J519- (AW0) Automatic intermittent wash and wipe relay -J31- (AW1) Wiper motor switch-over relay 1 -J368- (AW1) Wiper motor switch-over relay 2 -J369- (AW1) | 30a | |
| F21 | - | Fuse 21 on fuse holder B -SB21- | 50 A | - | Secondary air pump motor -V101- | 87 |
| F22 | - | Fuse 22 on fuse holder B -SB22- | - | Vacant | ||
| F23 | - | Fuse 23 on fuse holder B -SB23- | 40 A | - | ABS control unit -J104- | 30a |
| F24 | - | Fuse 24 on fuse holder B -SB24- | 50 A | - | Trailer detector control unit -J345- | 30a |
| F25 | - | Fuse 25 on fuse holder B -SB25- | 50 A | - | Terminal 15 voltage supply relay -J329- Terminal 15 voltage supply relay 2 -J681- | 30a |
| F26 | - | Fuse 26 on fuse holder B -SB26- | 50 A | - | Automatic glow period control unit -J179- | 30a |
| F27 | - | Fuse 27 on fuse holder B -SB27- | 60 A | - | Radiator fan -V7- | 30a |
| F28 | - | Fuse 28 on fuse holder B -SB28- | 40 A | - | Onboard supply control unit -J519- (AW1) | 30a |
| F29 | - | Fuse 29 on fuse holder B -SB29- | 40 A | - | Onboard supply control unit -J519- (AW1) | 30a |
| F30 | - | Fuse 30 on fuse holder B -SB30- | 50 A | - | Terminal 75 voltage supply relay 1 -J680- | 30a |
| F31 | - | Fuse 31 on fuse holder B -SB31- | 30 A | - | Amplifier -R12- | 30a |
| F32 | - | Fuse 32 on fuse holder B -SB32- | 40 A | - | Auxiliary air heater element -Z35- | 87 |
| 1 Only for models with exhaust concept ULEV 2 - (7GB) | ||||||
| 2 Only models with diesel engine | ||||||
| 3 Only models with a dual clutch gearbox (DSG) | ||||||
|
| E-box fuse assignment (SB), from model year 2013 |
| No. | Current Flow Diagram designation | Nominal value | Function/component | Terminal | ||
| F1 | - | Fuse 1 on fuse holder B -SB1- | - | Vacant | - | |
| F2 | - | Fuse 2 on fuse holder B -SB2- | 10/15 A | - | Engine control unit -J623- | 87 |
| F3 | - | Fuse 3 on fuse holder B -SB3- | 5 A | - | Radiator fan control unit -J293- | 87 |
| F4 | - | Fuse 4 on fuse holder B -SB4- | 5/10/15 A | - | Lambda probe heater -Z19- Lambda probe 1 heater after catalytic converter -Z29- Coolant pump for high-temperature circuit -V467-4 Coolant pump for low-temperature circuit -V468- | 87 |
| F5 | - | Fuse 5 on fuse holder B -SB5- | 5 A 10 A/ 20 A | - | Lambda probe heater1 Lambda probe 2 heater -Z28-4 Fuel system diagnostic pump -V144- Charge pressure control solenoid valve -N75- Exhaust gas recirculation cooler changeover valve -N345- Heater element for crankcase breather -N79- Air mass meter -G70-5 Vacuum pump relay -J318- Vacuum pump for brakes -V192- | 87 |
| F6 | - | Fuse 6 on fuse holder B -SB6- | 5/10/15 A 20 A | - | Fuel system diagnostic pump -V144- Activated charcoal filter solenoid valve 1 -N80- Fuel tank shut-off valve -N288- Secondary air pump relay -J299-4 | 87 |
| F6 | - | Fuse 6 on fuse holder B -SB6- | 10 A 15 A | - | Coolant pump -V36- Auxiliary air heater element -Z35- Low heat output relay -J359- High heat output relay -J360- | 87 |
| F7 | - | Fuse 7 on fuse holder B -SB7- | 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- Ignition transformer -N152- | 87 |
| F7 | - | Fuse 7 on fuse holder B -SB7- | 5 A | Fuel pressure regulating valve -N276-2 Fuel metering valve -N290-2 | 87 | |
| F8 | - | Fuse 8 on fuse holder B -SB8- | 10 A | - | Throttle valve module -J338- Charge pressure control solenoid valve -N75- Activated charcoal filter solenoid valve 1 -N80- Camshaft control valve 1 -N205- Turbocharger air recirculation valve -N249- Intake manifold flap valve -N316- Exhaust camshaft control valve 1 -N318-4 Valve for oil pressure control -N428-4 Pressure regulator for disengagement clutch -N511-4 Refrigerant shut-off valve 1 for hybrid battery -N516-4 | 87 |
| F9 | - | Fuse 9 on fuse holder B -SB9- | 5 A 15 A1 | - | Automatic glow period control unit -J179- Electric fuel pump 2 relay -J49- Fuel pump relay -J17- Fuel pressure regulating valve -N276- Continued coolant circulation relay -J151- Coolant circulation pump 2 -V178- | 87 |
| F10 | - | Fuse 10 on fuse holder B -SB10- | 5 A | - | Brake light switch -F-3 Clutch position sender -G476- Additional coolant pump relay -J496- Brake servo relay -J569-4 | 87 |
| F11 | - | Fuse 11 on fuse holder B -SB11- | - | Vacant | ||
| F12 | - | Fuse 12 on fuse holder B -SB12- | 5 A | - | Coolant circulation pump -V50- | 87 |
| F13 | - | Fuse 13 on fuse holder B -SB13- | 5 A 20 A | - | Additional coolant pump relay -J496- Coolant pump -V36- Brake servo relay -J569-4 Vacuum pump for brakes -V192-4 | 30a |
| F14 | - | Fuse 14 on fuse holder B -SB14- | 5 A | - | Engine control unit -J623- Main relay -J271- | 30a |
| F15 | - | Fuse 15 on fuse holder B -SB15- | 30 A | - | Voltage stabiliser -J532- | 30a |
| F16 | - | Fuse 16 on fuse holder B -SB16- | 30 A | - | ABS control unit -J104- | 30a |
| F17 | - | Fuse 17 on fuse holder B -SB17- | 30 A | - | Mechatronic unit for dual clutch gearbox -J743- | 30a |
| F18 | - | Fuse 18 on fuse holder B -SB18- | 20 A | - | Mechatronic unit for dual clutch gearbox -J743- | 30a |
| F19 | - | Fuse 19 on fuse holder B -SB19- | 1 A | - | Onboard supply control unit -J519- (T52a/24) AW1, (T73b/59) AW0 | 30a |
| F20 | - | Fuse 20 on fuse holder B -SB20- | 30 A | Onboard supply control unit -J519- (AW0) Automatic intermittent wash and wipe relay -J31- (AW1) Wiper motor switch-over relay 1 -J368- (AW1) Wiper motor switch-over relay 2 -J369- (AW1) | 30a | |
| F21 | - | Fuse 21 on fuse holder B -SB21- | 50 A | - | Secondary air pump motor -V101- | 87 |
| F22 | - | Fuse 22 on fuse holder B -SB22- | 40 A | - | Auxiliary air heater element -Z35- | 87 |
| F23 | - | Fuse 23 on fuse holder B -SB23- | 40 A | - | ABS control unit -J104- | 30a |
| F24 | - | Fuse 24 on fuse holder B -SB24- | 50 A | - | Trailer detector control unit -J345- | 30a |
| F25 | - | Fuse 25 on fuse holder B -SB25- | 50 A | - | Terminal 15 voltage supply relay -J329- Terminal 15 voltage supply relay 2 -J681- | 30a |
| F26 | - | Fuse 26 on fuse holder B -SB26- | 50A 40A | - | Automatic glow period control unit -J179- Secondary air pump relay -J299- Secondary air pump motor -V101-4 | 30a |
| F27 | - | Fuse 27 on fuse holder B -SB27- | 50 A | - | Radiator fan -V7- | 30a |
| F28 | - | Fuse 28 on fuse holder B -SB28- | 40 A | - | Onboard supply control unit -J519- (AW1) | 30a |
| F29 | - | Fuse 29 on fuse holder B -SB29- | 40 A | - | Onboard supply control unit -J519- (AW1) | 30a |
| F30 | - | Fuse 30 on fuse holder B -SB30- | 50 A | - | Terminal 75 voltage supply relay 1 -J680- | 30a |
| F31 | - | Fuse 31 on fuse holder B -SB31- | 30 A | - | Amplifier -R12- | 30a |
| F32 | - | Fuse 32 on fuse holder B -SB32- | 40 A | - | Auxiliary air heater element -Z35- | 87 |
| 1 Only for models with exhaust concept ULEV 2 - (7GB) | ||||||
| 2 Only models with diesel engine | ||||||
| 3 Only models with a dual clutch gearbox (DSG) | ||||||
| 4 Engine code CNLA | ||||||
| 5 Engine code CFFB | ||||||
|
| E-box fuse assignment (SB), from model year 2014 |
| No. | Current Flow Diagram designation | Nominal value | Function/component | Terminal | ||
| F1 | - | Fuse 1 on fuse holder B -SB1- | - | Vacant | - | |
| F2 | - | Fuse 2 on fuse holder B -SB2- | 10/15 A | - | Engine control unit -J623- Engine component current supply relay -J757- | 87 |
| F3 | - | Fuse 3 on fuse holder B -SB3- | 5A 10A | - | Radiator fan control unit -J293- Low heat output relay -J359- High heat output relay -J360- | 87 |
| F4 | - | Fuse 4 on fuse holder B -SB4- | 5/10/15 A | - | Lambda probe heater -Z19- Lambda probe 1 heater after catalytic converter -Z29- Coolant pump for high-temperature circuit -V467-3 Coolant pump for low-temperature circuit -V468- | 87 |
| F5 | - | Fuse 5 on fuse holder B -SB5- | 5 A 10 A/ 20 A | - | Lambda probe heater1 Lambda probe 2 heater -Z28-3 Fuel system diagnostic pump -V144- Charge pressure control solenoid valve -N75- Exhaust gas recirculation cooler changeover valve -N345- Heater element for crankcase breather -N79- Air mass meter -G70-4 Vacuum pump relay -J318- Vacuum pump for brakes -V192- | 87 |
| F6 | - | Fuse 6 on fuse holder B -SB6- | 5/10/15 A 20 A | - | Fuel system diagnostic pump -V144- Activated charcoal filter solenoid valve 1 -N80- Fuel tank shut-off valve -N288- Secondary air pump relay -J299-1 | 87 |
| F6 | - | Fuse 6 on fuse holder B -SB6- | 10 A 15 A | - | Coolant pump -V36- Auxiliary air heater element -Z35- Low heat output relay -J359- High heat output relay -J360- | 87 |
| F7 | - | Fuse 7 on fuse holder B -SB7- | 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- Ignition transformer -N152- | 87 |
| F7 | - | Fuse 7 on fuse holder B -SB7- | 5 A | Fuel pressure regulating valve -N276-2 Fuel metering valve -N290-2 | 87 | |
| F8 | - | Fuse 8 on fuse holder B -SB8- | 10 A | - | Throttle valve module -J338- Charge pressure control solenoid valve -N75- Activated charcoal filter solenoid valve 1 -N80- Camshaft control valve 1 -N205- Turbocharger air recirculation valve -N249- Intake manifold flap valve -N316- Exhaust camshaft control valve 1 -N318-3 Valve for oil pressure control -N428-3 Pressure regulator for disengagement clutch -N511-3 Refrigerant shut-off valve 1 for hybrid battery -N516-3 | 87 |
| F9 | - | Fuse 9 on fuse holder B -SB9- | 5 A 15 A1 | - | Sender 1 for secondary air pressure -G609- Sender 2 for secondary air pressure -G610- Automatic glow period control unit -J179- Electric fuel pump 2 relay -J49- Fuel pump relay -J17- Activated charcoal filter solenoid valve 1 -N80- Camshaft control valve 1 -N205- Fuel pressure regulating valve -N276- Continued coolant circulation pump -V51- Continued coolant circulation relay -J151- Coolant circulation pump 2 -V178- | 87 |
| F10 | - | Fuse 10 on fuse holder B -SB10- | 5 A | - | Brake light switch -F- Clutch position sender -G476- Additional coolant pump relay -J496- Brake servo relay -J569-3 | 87 |
| F11 | - | Fuse 11 on fuse holder B -SB11- | - | Vacant | ||
| F12 | - | Fuse 12 on fuse holder B -SB12- | 5 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- Coolant circulation pump -V50- | 87 |
| F13 | - | Fuse 13 on fuse holder B -SB13- | 5 A 20 A | - | Additional coolant pump relay -J496- Coolant pump -V36- Brake servo relay -J569-3 Vacuum pump for brakes -V192-3 | 30a |
| F14 | - | Fuse 14 on fuse holder B -SB14- | 5 A | - | Engine control unit -J623- Main relay -J271- | 30a |
| F15 | - | Fuse 15 on fuse holder B -SB15- | 30 A | - | Voltage stabiliser -J532- | 30a |
| F16 | - | Fuse 16 on fuse holder B -SB16- | 30 A | - | ABS control unit -J104- | 30a |
| F17 | - | Fuse 17 on fuse holder B -SB17- | 30 A | - | Mechatronic unit for dual clutch gearbox -J743- | 30a |
| F18 | - | Fuse 18 on fuse holder B -SB18- | 20 A | - | Mechatronic unit for dual clutch gearbox -J743- | 30a |
| F19 | - | Fuse 19 on fuse holder B -SB19- | 1 A | - | Onboard supply control unit -J519- (T52a/24) AW1, (T73b/59) AW0 | 30a |
| F20 | - | Fuse 20 on fuse holder B -SB20- | 30 A | Onboard supply control unit -J519- (AW0) Automatic intermittent wash and wipe relay -J31- (AW1) Wiper motor switch-over relay 1 -J368- (AW1) Wiper motor switch-over relay 2 -J369- (AW1) | 30a | |
| F21 | - | Fuse 21 on fuse holder B -SB21- | 50 A | - | Secondary air pump motor -V101- | 87 |
| F22 | - | Fuse 22 on fuse holder B -SB22- | 40 A | - | Auxiliary air heater element -Z35- | 87 |
| F23 | - | Fuse 23 on fuse holder B -SB23- | 40 A | - | ABS control unit -J104- | 30a |
| F24 | - | Fuse 24 on fuse holder B -SB24- | 50 A | - | Trailer detector control unit -J345- | 30a |
| F25 | - | Fuse 25 on fuse holder B -SB25- | 50 A | - | Terminal 15 voltage supply relay -J329- Terminal 15 voltage supply relay 2 -J681- | 30a |
| F26 | - | Fuse 26 on fuse holder B -SB26- | 50 A 40 A | - | Automatic glow period control unit -J179- Secondary air pump relay -J299- Secondary air pump motor -V101-3 | 30a |
| F27 | - | Fuse 27 on fuse holder B -SB27- | 50 A | - | Radiator fan -V7- | 30a |
| F28 | - | Fuse 28 on fuse holder B -SB28- | 40 A | - | Onboard supply control unit -J519- (AW1) | 30a |
| F29 | - | Fuse 29 on fuse holder B -SB29- | 40 A | - | Onboard supply control unit -J519- (AW1) | 30a |
| F30 | - | Fuse 30 on fuse holder B -SB30- | 50 A | - | Terminal 75 voltage supply relay 1 -J680- | 30a |
| F31 | - | Fuse 31 on fuse holder B -SB31- | 30 A | - | Amplifier -R12- | 30a |
| F32 | - | Fuse 32 on fuse holder B -SB32- | 40 A | - | Auxiliary air heater element -Z35- | 87 |
| 1 Only for models with exhaust concept ULEV 2 - (7GB) | ||||||
| 2 Only models with diesel engine | ||||||
| 3 Engine code CNLA, CRJA | ||||||
| 4 Engine code CFFB | ||||||
|
| Overview of fuses (SC) |
| Fuse colours |
| - | Fuse colours for ATO flat fuse: (SC25 to SC60) |
| 40 A - orange |
| 30 A - light green |
| 25 A - natural (white) |
| 20 A - yellow |
| 15 A - light blue |
| 10 A - red |
| 7.5 A - brown |
| 5 A - light brown |
| - | Fuse colours for mini fuse: (SC1 to SC24) |
| 20 A - yellow |
| 15 A - light blue |
| 10 A - red |
| 7.5 A - brown |
| 5 A - light brown |
| 1 A - black |
|
| Fuse assignment (SC), from model year 2011 |
| No. | Current Flow Diagram designation | Nominal value | Function/component | Terminal | ||
| F1 | - | Fuse 1 on fuse holder C -SC1- | - | - | Vacant | - |
| F2 | - | Fuse 2 on fuse holder C -SC2- | 5 A | - | Electronic steering column lock control unit -J764- | 30a |
| F3 | - | Fuse 3 on fuse holder C -SC3- | 10 A | - | Control unit in dash panel insert -J285- , (T32/32) | 30a |
| F4 | - | Fuse 4 on fuse holder C -SC4- | - | - | Vacant | - |
| F5 | - | Fuse 5 on fuse holder C -SC5- | - | - | Vacant | - |
| F6 | - | Fuse 6 on fuse holder C -SC6- | 10 A | - | Onboard supply control unit -J519- , (T73a/66) (AW0 only) | 30a |
| F7 | - | Fuse 7 on fuse holder C -SC7- | 5 A | - | Fog light relay -J5- , (AW0 only)1 Switch and instrument illumination regulator -E20- , (AW0 only) Number plate light -X- Onboard supply control unit -J519- , (T52c/27) (only AW1) | 58 |
| F8 | - | Fuse 8 on fuse holder C -SC8- | 7.5 A | - | Washer pump switch (automatic wash/wipe and headlight washer system) -E44- , (AW0 only) Washer pump -V5- , (AW0 only) | 15a |
| F8 | - | Fuse 8 on fuse holder C -SC8- | - | - | Vacant, (AW1 only) | - |
| F9 | - | Fuse 9 on fuse holder C -SC9- | 5 A | - | Airbag control unit -J234- | 15a |
| F10 | - | Fuse 10 on fuse holder C -SC10- | 10 A | - | Right steering column switch -EX20- , (AW0 only) | 15a |
| F11 | - | Fuse 11 on fuse holder C -SC11- | - | - | Vacant | - |
| F12 | - | Fuse 12 on fuse holder C -SC12- | - | - | Vacant | - |
| F13 | - | Fuse 13 on fuse holder C -SC13- | 5 A | - | Automatic anti-dazzle interior mirror -Y7- Light sensor -G399- Parking aid control unit -J446- Air quality sensor -G238- High-pressure sender -G65- Climatronic control unit -J255- Tyre Pressure Monitoring System button -E226- Reversing light switch -F4- Left washer jet heater element -Z20- Right washer jet heater element -Z21- 28-pin connector -T28- , (T28/10) | 15a |
| F14 | - | Fuse 14 on fuse holder C -SC14- | 10 A | - | Left steering column switch -EX19- ABS control unit -J104- Light switch -E1- , (T10h/4) (AW1 only) Airbag coil connector and return ring with slip ring -F138- Fuel pump control unit -J538- Data bus diagnostic interface -J533- , (only AW1) | 15a |
| F15 | - | Fuse 15 on fuse holder C -SC15- | 10 A | - | 16-pin connector -T16- , (Diagnostic connection) Switch and instrument illumination regulator -E20- Headlight range control regulator -E102- , (AW1 only) Auxiliary heater operation relay -J485- Air mass meter -G70- Heater element for crankcase breather -N79- Front left headlight -MX1- Left headlight range control motor -V48- Front right headlight -MX2- Right headlight range control motor -V49- | 15a |
| F16 | - | Fuse 16 on fuse holder C -SC16- | 10 A | - | Engine control unit -J623- | 15a |
| F17 | - | Fuse 17 on fuse holder C -SC17- | - | - | Vacant | |
| F18 | - | Fuse 18 on fuse holder C -SC18- | 15 A | - | Front left headlight -MX1- | 56b |
| F19 | - | Fuse 19 on fuse holder C -SC19- | 15 A | - | Front right headlight -MX2- | 56b |
| F20 | - | Fuse 20 on fuse holder C -SC20- | 10 A | - | Automatic gearbox control unit -J217- Selector lever sensors control unit -J587- Tiptronic switch -F189- Climatronic control unit -J255- Ignition/starter switch -D- | 30a |
| F21 | - | Fuse 21 on fuse holder C -SC21- | - | - | Vacant | - |
| F22 | - | Fuse 22 on fuse holder C -SC22- | 10 A | - | Ignition/starter switch -D- Converter box -J935- Alarm horn -H12- Interior monitoring sensor -G273- Alarm horn relay -J641- Dual tone horn relay -J4- | 30a |
| F23 | - | Fuse 23 on fuse holder C -SC23- | 10 A | - | Onboard supply control unit -J519- , (T73b/39) (AW0 only) 16-pin connector -T16- , (Diagnostic connection) Light switch -E1- , (AW1 only) Rain and light sensor -G397- Magnetic field sender for compass -G197- | 30a |
| F24 | - | Fuse 24 on fuse holder C -SC24- | 10 A | - | Onboard supply control unit -J519- , (T73a/64) (AW0 only) Entry and start authorisation control unit -J518- | 30a |
| F25 | - | Fuse 25 on fuse holder C -SC25- | 15 A | - | Automatic gearbox control unit -J217- Selector lever sensors control unit -J587- Multifunction switch -F125- | 15a |
| F26 | - | Fuse 26 on fuse holder C -SC26- | 15 A | - | Vacuum pump for brakes -V192- | 15a |
| F27 | - | Fuse 27 on fuse holder C -SC27- | - | - | Vacant | - |
| F28 | - | Fuse 28 on fuse holder C -SC28- | 40 A | - | Auxiliary heater operation relay -J485- | 75a |
| F29 | - | Fuse 29 on fuse holder C -SC29- | 1 A | - | Onboard supply control unit -J519- , (T73b/51) (only AW0) | - |
| F30 | - | Fuse 30 on fuse holder C -SC30- | 20 A | - | Cigarette lighter -U1- 12 V socket -U5- 12 V socket 2 -U18- Blocking diode -J29- | 75a |
| F31 | - | Fuse 31 on fuse holder C -SC31- | 30 A | - | Light switch -E1- , (T17/1) (AW0 only) | 75a |
| F32 | - | Fuse 32 on fuse holder C -SC32- | 20 A | - | Light switch -E1- , (T17/2) (AW0 only) | 75a |
| F33 | - | Fuse 33 on fuse holder C -SC33- | 40 A | - | Heater/heat output switch -E16- Fresh air blower relay -J13- Air conditioning system control unit -J301- Fresh air blower switch -E9- | 75a |
| F34 | - | Fuse 34 on fuse holder C -SC34- | 15 A | - | Front left headlight -MX1- Control unit in dash panel insert -J285- | 56a |
| F35 | - | Fuse 35 on fuse holder C -SC35- | 10 A | - | Steering column electronics control unit -J527- Control unit in dash panel insert -J285- Horn plate -H- Data bus diagnostic interface -J533- | 30a |
| F36 | - | Fuse 36 on fuse holder C -SC36- | 25 A | - | Onboard supply control unit -J519- , (T73a/16) (AW0 only), (T52b/1) (AW1 only) | 30a |
| F37 | - | Fuse 37 on fuse holder C -SC37- | 15 A | - | Front left headlight -MX1- | DRL |
| F38 | - | Fuse 38 on fuse holder C -SC38- | 15 A | - | Front right headlight -MX2- | DRL |
| F39 | - | Fuse 39 on fuse holder C -SC39- | 15 A | - | Dipped beam relay -J331- | 56b |
| F40 | - | Fuse 40 on fuse holder C -SC40- | 15 A | - | Trailer detector control unit -J345- | 30a |
| F41 | - | Fuse 41 on fuse holder C -SC41- | 15 A | - | Trailer detector control unit -J345- | 30a |
| F42 | - | Fuse 42 on fuse holder C -SC42- | 20 A | - | Trailer detector control unit -J345- | 30a |
| F43 | - | Fuse 43 on fuse holder C -SC43- | 30 A | - | Front passenger door control unit -J387- | 30a |
| F44 | - | Fuse 44 on fuse holder C -SC44- | 25 A | - | Heated rear window relay -J9- , (AW1 only) Onboard supply control unit -J519- , (T73b/67) (only AW0) | 30a |
| F45 | - | Fuse 45 on fuse holder C -SC45- | 25 A | - | Driver door control unit -J386- Front passenger door control unit -J387-1 | 30a |
| F46 | - | Fuse 46 on fuse holder C -SC46- | 25 A | - | Rear left door control unit -J388- Rear right door control unit -J389- | 30a |
| F47 | - | Fuse 47 on fuse holder C -SC47- | 15 A | - | Fuel pump control unit -J538- Fuel pump relay -J17- Fuel supply relay -J643- | 30a |
| F48 | - | Fuse 48 on fuse holder C -SC48- | 20 A | - | Onboard supply control unit -J519- , (T52b/42) (AW1 only) Onboard supply control unit -J519- , (T73b/11) (AW0 only) Onboard supply control unit -J519- , (T73b/13) (only AW0) | 30a |
| F49 | - | Fuse 49 on fuse holder C -SC49- | 40 A | - | Climatronic control unit -J255- Air conditioning system control unit -J301- | 30 |
| F50 | - | Fuse 50 on fuse holder C -SC50- | 30 A | - | Heated front seats control unit -J774- | 30a |
| F51 | - | Fuse 51 on fuse holder C -SC51- | 20 A | - | Sliding sunroof adjustment control unit -J245- | 30a |
| F52 | - | Fuse 52 on fuse holder C -SC52- | 20 A | - | Dual tone horn relay -J4- | 30a |
| F53 | - | Fuse 53 on fuse holder C -SC53- | 15 A | - | Heated front seats control unit -J774- | 30 |
| F54 | - | Fuse 54 on fuse holder C -SC54- | 15 A | - | Fog light relay -J5- | 55 |
| F55 | - | Fuse 55 on fuse holder C -SC55- | 20 A | - | Light switch -E1- , (T16ls/10) (AW0 only) Left steering column switch -EX19- , (T17/15) (AW0 only) | 30 |
| F56 | - | Fuse 56 on fuse holder C -SC56- | - | - | Vacant | - |
| F57 | - | Fuse 57 on fuse holder C -SC57- | 15 A | - | Radio -R- Control unit with display for radio and navigation -J503- | 30a |
| F58 | - | Fuse 58 on fuse holder C -SC58- | 1A 30A | - | Telephone transmitter and receiver unit -R36-2 DC/AC converter with socket, 12 V - 230 V -U13- | 30a |
| F59 | - | Fuse 59 on fuse holder C -SC59- | 30 A | - | Amplifier -R12- | - |
| F60 | - | Fuse 60 on fuse holder C -SC60- | 30 A | - | Auxiliary heater control unit -J364- Auxiliary air heater element -Z35- | 30a |
| 1 Depending on equipment | ||||||
| 2 Gradually discontinued | ||||||
|
| Fuse assignment (SC), from model year 2012 |
| No. | Current Flow Diagram designation | Nominal value | Function/component | Terminal | ||
| F1 | - | Fuse 1 on fuse holder C -SC1- | - | - | Vacant | - |
| F2 | - | Fuse 2 on fuse holder C -SC2- | 5/7.5 A | - | Electronic steering column lock control unit -J764- | 30a |
| F3 | - | Fuse 3 on fuse holder C -SC3- | 10 A | - | Control unit in dash panel insert -J285- , (T32/32) | 30a/ 30 stabilised |
| F4 | - | Fuse 4 on fuse holder C -SC4- | 2A | - | Telephone transmitter and receiver unit -R36- | 30a |
| F4 | - | Fuse 4 on fuse holder C -SC4- | 10 A | - | Telephone transmitter and receiver unit -R36- Magnetic field sender for compass -G197-4 | 30 stabilised |
| F5 | - | Fuse 5 on fuse holder C -SC5- | 7.5 A | - | Rear left fog light bulb -L46- | 55a |
| F6 | - | Fuse 6 on fuse holder C -SC6- | 10 A | - | Onboard supply control unit -J519- , (T73a/66) (interior light, AW0 only) | 30a |
| F7 | - | Fuse 7 on fuse holder C -SC7- | 5 A | - | Fog light relay -J5- , (AW0 only)1 Switch and instrument illumination regulator -E20- , (AW0 only) Number plate light -X- Onboard supply control unit -J519- , (T52c/27), (AW1 only) | 58 |
| F8 | - | Fuse 8 on fuse holder C -SC8- | 7.5 A | - | Washer pump switch (automatic wash/wipe and headlight washer system) -E44- , (AW0 only) Washer pump -V5- , (AW0 only) Onboard supply control unit -J519- , (T73b/61), (AW0 only) | 53c |
| F8 | - | Fuse 8 on fuse holder C -SC8- | - | - | Vacant, (AW1 only) | - |
| F9 | - | Fuse 9 on fuse holder C -SC9- | 5 A 15 A | - | Airbag control unit -J234- Seat occupied recognition control unit -J706- | 15a |
| F10 | - | Fuse 10 on fuse holder C -SC10- | 10 A | - | Right steering column switch -EX20- , (T16ls/3) (AW0 only) | 15a |
| F11 | - | Fuse 11 on fuse holder C -SC11- | 10 A | - | Front left headlight -MX1- , (Gas discharge headlights) | 15a |
| F12 | - | Fuse 12 on fuse holder C -SC12- | 10 A | - | Front right headlight -MX2- , (Gas discharge headlights) | 15a |
| F13 | - | Fuse 13 on fuse holder C -SC13- | 5 A | - | Automatic anti-dazzle interior mirror -Y7- Light sensor -G399- Parking aid control unit -J446- Air quality sensor -G238- High-pressure sender -G65- Climatronic control unit -J255- Tyre Pressure Monitoring System button -E226- TCS and ESP button -E256- Reversing light switch -F4- Start/Stop operation switch -E262- Left washer jet heater element -Z20- Right washer jet heater element -Z21- 28-pin connector -T28- , (T28/10): Mirror adjustment switch -E43- Exterior mirror heater button -E231- Control unit for cornering light and headlight range control -J745- | 15a |
| F14 | - | Fuse 14 on fuse holder C -SC14- | 10 A | - | Left steering column switch -EX19- , (T16ls/1), (AW0 only) ABS control unit -J104- , T26/20 / T47/8) Light switch -E1- , (T10h/4) (AW1 only) Airbag coil connector and return ring with slip ring -F138- , (T16k/14) Fuel pump control unit -J538- Trailer detector control unit -J345- , (T12a/2) Voltage stabiliser -J532- DC/AC converter with socket, 12 V - 230 V -U13- , (T3wr/3) Data bus diagnostic interface -J533- , (only AW1) | 15a |
| F15 | - | Fuse 15 on fuse holder C -SC15- | 10 A | - | 16-pin connector -T16- , (Diagnostic connection) Switch and instrument illumination regulator -E20- Headlight range control regulator -E102- , (AW1 only) Fresh air blower relay -J13- Air mass meter -G70- Heater element for crankcase breather -N79- Control unit for structure-borne sound -J869- Front left headlight -MX1- Left headlight range control motor -V48- Front right headlight -MX2- Right headlight range control motor -V49- | 15a |
| F16 | - | Fuse 16 on fuse holder C -SC16- | 10 A | - | Additional coolant pump relay -J496- Engine control unit -J623- | 15a |
| F17 | - | Fuse 17 on fuse holder C -SC17- | 10 A | - | - ATA horn relay2 - ATA interior sensor2 - ATA sounder2 | 30a |
| F18 | - | Fuse 18 on fuse holder C -SC18- | 15 A | - | Front left headlight -MX1- Left headlight dipped beam bulb -M29-3 | 56b |
| F19 | - | Fuse 19 on fuse holder C -SC19- | 15 A | - | Front right headlight -MX2- Right headlight dipped beam bulb -M31-3 | 56b |
| F20 | - | Fuse 20 on fuse holder C -SC20- | 10 A | - | Ignition/starter switch -D- , (T10/10), (AW0 only) Tiptronic switch -F189- Automatic gearbox control unit -J217- Selector lever sensors control unit -J587- Climatronic control unit -J255- Remote control receiver for auxiliary coolant heater -R149- | 30a |
| F21 | - | Fuse 21 on fuse holder C -SC21- | 15/20 A | - | Onboard supply control unit -J519- , (T73a/73), (AW0 only) Dual tone horn relay -J4- , (AW1 only) Treble horn -H2- Bass horn -H7- | 30a |
| F22 | - | Fuse 22 on fuse holder C -SC22- | 20A 7.5A | - | Ignition/starter switch -D- , (AW0 only) Converter box -J935- , (AW0 only) Interior monitoring sensor -G273- Alarm horn relay -J641- Alarm horn -H12- | 30a |
| F23 | - | Fuse 23 on fuse holder C -SC23- | 10 A | - | Onboard supply control unit -J519- , (T73b/39) (AW0 only) 16-pin connector -T16- , (Diagnostic connection) Light switch -E1- , (AW1 only) Rain and light sensor -G397- Magnetic field sender for compass -G197-5 | 30a |
| F24 | - | Fuse 24 on fuse holder C -SC24- | 10 A | - | Onboard supply control unit -J519- , (T73a/64) (AW0 only) Entry and start authorisation control unit -J518- | 30a |
| F25 | - | Fuse 25 on fuse holder C -SC25- | 15 A | - | Automatic gearbox control unit -J217- Selector lever sensors control unit -J587- Multifunction switch -F125- | 15a |
| F26 | - | Fuse 26 on fuse holder C -SC26- | 15 A | - | Vacuum pump for brakes -V192- | 15a |
| F27 | - | Fuse 27 on fuse holder C -SC27- | 1 A | - | Airbag coil connector and return ring with slip ring -F138- , (T16k/1) | 15a |
| F28 | - | Fuse 28 on fuse holder C -SC28- | 40 A | - | Auxiliary heater operation relay -J485- | 75a |
| F29 | - | Fuse 29 on fuse holder C -SC29- | 1 A | - | Onboard supply control unit -J519- , (T73b/51) (AW0 only) Ignition/starter switch -D- , (AW0 only) Converter box -J935- , (AW0 only) | - |
| F30 | - | Fuse 30 on fuse holder C -SC30- | 20 A | - | Cigarette lighter -U1- 12 V socket -U5- 12 V socket 2 -U18- Blocking diode -J29- | 75a |
| F31 | - | Fuse 31 on fuse holder C -SC31- | 30 A | - | Light switch -E1- , (T17/1) (AW0 only) | 75a |
| F32 | - | Fuse 32 on fuse holder C -SC32- | 20 A | - | Light switch -E1- , (T17/2) (AW0 only) | 75a |
| F33 | - | Fuse 33 on fuse holder C -SC33- | 40 A | - | Heater/heat output switch -E16- Fresh air blower relay -J13- Air conditioning system control unit -J301- Fresh air blower switch -E9- | 75a |
| F34 | - | Fuse 34 on fuse holder C -SC34- | 15 A | - | Left headlight main beam bulb -M30- (AW0 only) Right headlight main beam bulb -M32- (AW0 only) Control unit in dash panel insert -J285- (-K1-, AW0 only) | 56a |
| F35 | - | Fuse 35 on fuse holder C -SC35- | 10 A | - | Steering column electronics control unit -J527- , (AW1 only) Data bus diagnostic interface -J533- , (AW1 only) Horn plate -H- | 30a |
| F36 | - | Fuse 36 on fuse holder C -SC36- | 25 A | - | Onboard supply control unit -J519- , (T73a/16)(AW0 only), (T52b/1)(AW1 only) Onboard supply control unit -J519- , (T73a/61)(AW0 only)2 | 30a |
| F37 | - | Fuse 37 on fuse holder C -SC37- | 15 A | - | Front left headlight -MX1- Left daytime running light bulb -L174- | DRL |
| F38 | - | Fuse 38 on fuse holder C -SC38- | 15 A | - | Front right headlight -MX2- Right daytime running light bulb -L175- | DRL |
| F39 | - | Fuse 39 on fuse holder C -SC39- | 20 A | - | Dipped beam relay -J331- | 56b |
| F40 | - | Fuse 40 on fuse holder C -SC40- | 15 A | - | Trailer detector control unit -J345- , (T12a/9) | 30a |
| F41 | - | Fuse 41 on fuse holder C -SC41- | 15 A | - | Trailer detector control unit -J345- , (T12a/12) | 30a |
| F42 | - | Fuse 42 on fuse holder C -SC42- | 20 A | - | Trailer detector control unit -J345- . (T12a/11) | 30a |
| F43 | - | Fuse 43 on fuse holder C -SC43- | 30 A | - | Front passenger door control unit -J387- | 30a |
| F44 | - | Fuse 44 on fuse holder C -SC44- | 30 A | - | Heated rear window relay -J9- , (AW1 only) Heated rear window -Z1- Onboard supply control unit -J519- , (T73b/67) (only AW0) | 30a |
| F45 | - | Fuse 45 on fuse holder C -SC45- | 30 A | - | Driver door control unit -J386- Front passenger door control unit -J387-3 | 30a |
| F46 | - | Fuse 46 on fuse holder C -SC46- | 30 A | - | Rear left door control unit -J388- Rear right door control unit -J389- | 30a |
| F47 | - | Fuse 47 on fuse holder C -SC47- | 15 A | - | Fuel pump control unit -J538- Fuel pump relay -J17- Fuel supply relay -J643- | 30a |
| F48 | - | Fuse 48 on fuse holder C -SC48- | 20 A | - | Onboard supply control unit -J519- , (T52b/42) (AW1 only) Onboard supply control unit -J519- , (T73b/11) (AW0 only) Onboard supply control unit -J519- , (T73b/13) (only AW0) | 30a |
| F49 | - | Fuse 49 on fuse holder C -SC49- | 40 A | - | Climatronic control unit -J255- Air conditioning system control unit -J301- | 30 |
| F50 | - | Fuse 50 on fuse holder C -SC50- | 30 A | - | Heated front seats control unit -J774- | 30a |
| F51 | - | Fuse 51 on fuse holder C -SC51- | 20 A | - | Sliding sunroof adjustment control unit -J245- | 30a |
| F52 | - | Fuse 52 on fuse holder C -SC52- | 20 A | - | Dual tone horn relay -J4- | 30a |
| F53 | - | Fuse 53 on fuse holder C -SC53- | 15 A | - | Heated front seats control unit -J774- | 30 |
| F54 | - | Fuse 54 on fuse holder C -SC54- | 15 A | - | Fog light relay -J5- | 55 |
| F55 | - | Fuse 55 on fuse holder C -SC55- | 20 A | - | Light switch -E1- , (T17/15) (AW0 only) Left steering column switch -EX19- , (T16ls/10) (AW0 only) | 30 |
| F56 | - | Fuse 56 on fuse holder C -SC56- | - | - | Vacant | - |
| F57 | - | Fuse 57 on fuse holder C -SC57- | 15 A/ 25 A3 | - | Radio -R- Control unit with display for radio and navigation -J503- | 30a |
| F58 | - | Fuse 58 on fuse holder C -SC58- | 30 A | - | DC/AC converter with socket, 12 V - 230 V -U13- | 30a |
| F59 | - | Fuse 59 on fuse holder C -SC59- | 30 A | - | Amplifier -R12- | 30 |
| F60 | - | Fuse 60 on fuse holder C -SC60- | 30 A | - | Auxiliary heater control unit -J364- | 30a |
| 1 Depending on equipment | ||||||
| 2 Gradual introduction | ||||||
| 3 Only models with equipment for China | ||||||
| 4 Only models with start/stop system | ||||||
| 5 Only models with no start/stop system | ||||||
|
| Fuse assignment (SC), from model year 2013 |
| No. | Current Flow Diagram designation | Nominal value | Function/component | Terminal | ||
| F1 | - | Fuse 1 on fuse holder C -SC1- | - | - | Vacant | - |
| F2 | - | Fuse 2 on fuse holder C -SC2- | 5/7.5 A | - | Electronic steering column lock control unit -J764- (T16v/2) | 30a |
| F3 | - | Fuse 3 on fuse holder C -SC3- | 10 A | - | Control unit in dash panel insert -J285- , (T32/32) | 30a/ 30 stabilised |
| F4 | - | Fuse 4 on fuse holder C -SC4- | 2A | - | Telephone transmitter and receiver unit -R36- | 30a |
| F4 | - | Fuse 4 on fuse holder C -SC4- | 10 A | - | Telephone transmitter and receiver unit -R36- Magnetic field sender for compass -G197-4 | 30 stabilised |
| F5 | - | Fuse 5 on fuse holder C -SC5- | 7.5 A | - | Rear left fog light bulb -L46- | 55a |
| F6 | - | Fuse 6 on fuse holder C -SC6- | 10 A | - | Onboard supply control unit -J519- , (T73a/66) (interior light, AW0 only) Reversing camera -R189- | 30a |
| F7 | - | Fuse 7 on fuse holder C -SC7- | 5 A | - | Fog light relay -J5- , (AW0 only)1 Switch and instrument illumination regulator -E20- , (AW0 only) Number plate light -X- Onboard supply control unit -J519- , (T52c/27), (AW1 only) | 58 |
| F8 | - | Fuse 8 on fuse holder C -SC8- | 7.5 A | - | Washer pump switch (automatic wash/wipe and headlight washer system) -E44- , (AW0 only) Washer pump -V5- , (AW0 only) Onboard supply control unit -J519- , (T73b/61), (AW0 only) | 53c |
| F8 | - | Fuse 8 on fuse holder C -SC8- | - | - | Vacant, (AW1 only) | - |
| F9 | - | Fuse 9 on fuse holder C -SC9- | 5 A 15 A | - | Airbag control unit -J234- Front passenger side airbag deactivated warning lamp -K145- Seat occupied recognition control unit -J706- | 15a |
| F10 | - | Fuse 10 on fuse holder C -SC10- | 10 A | - | Right steering column switch -EX20- , (T16ls/3) (AW0 only) | 15a |
| F11 | - | Fuse 11 on fuse holder C -SC11- | 10 A | - | Front left headlight -MX1- , (Gas discharge headlights) | 15a |
| F12 | - | Fuse 12 on fuse holder C -SC12- | 10 A | - | Front right headlight -MX2- , (Gas discharge headlights) | 15a |
| F13 | - | Fuse 13 on fuse holder C -SC13- | 5 A | - | Automatic anti-dazzle interior mirror -Y7- Light sensor -G399- Parking aid control unit -J446- Air quality sensor -G238- High-pressure sender -G65- Climatronic control unit -J255- Tyre Pressure Monitoring System button -E226- TCS and ESP button -E256- Reversing light switch -F4- Start/Stop operation switch -E262- Left washer jet heater element -Z20- Right washer jet heater element -Z21- 28-pin connector -T28- , (T28/10): Mirror adjustment switch -E43- Exterior mirror heater button -E231- Control unit for air conditioning compressor -J842- (T14hy/14)6 Control unit for cornering light and headlight range control -J745- | 15a |
| F14 | - | Fuse 14 on fuse holder C -SC14- | 10 A | - | Left steering column switch -EX19- , (T16ls/1), (AW0 only) ABS control unit -J104- , T26/20 / T47/8) Light switch -E1- , (T10h/4) (AW1 only) Airbag coil connector and return ring with slip ring -F138- , (T16k/14) Fuel pump control unit -J538- Trailer detector control unit -J345- , (T12a/2) Voltage stabiliser -J532- DC/AC converter with socket, 12 V - 230 V -U13- , (T3wr/3) Data bus diagnostic interface -J533- , (AW1 only) Control unit in dash panel insert -J285- Selector lever sensors control unit -J587- Tiptronic switch -F189- (T10s/9) Power steering control unit -J500- (T6z/1) Oil level and oil temperature sender -G266- (T6z/4) Hybrid battery unit -AX1- (T14ax/7)6 Power and control electronics for electric drive -JX1- (T28jx/56)6 | 15a |
| F15 | - | Fuse 15 on fuse holder C -SC15- | 10 A | - | 16-pin connector -T16- , (Diagnostic connection) Switch and instrument illumination regulator -E20- Headlight range control regulator -E102- , (AW1 only) Fresh air blower relay -J13- Air mass meter -G70- Heater element for crankcase breather -N79- Control unit for structure-borne sound -J869- Front left headlight -MX1- Left headlight range control motor -V48- Front right headlight -MX2- Right headlight range control motor -V49- Onboard supply control unit -J519- (T73a/44) | 15a |
| F16 | - | Fuse 16 on fuse holder C -SC16- | 10 A | - | Additional coolant pump relay -J496- Engine control unit -J623- Button for electric drive -E656-6 | 15a |
| F17 | - | Fuse 17 on fuse holder C -SC17- | 10 A | - | - ATA horn relay2 - ATA interior sensor2 - ATA sounder2 | 30a |
| F18 | - | Fuse 18 on fuse holder C -SC18- | 15 A | - | Front left headlight -MX1- Left headlight dipped beam bulb -M29-3 | 56b |
| F19 | - | Fuse 19 on fuse holder C -SC19- | 15 A | - | Front right headlight -MX2- Right headlight dipped beam bulb -M31-3 | 56b |
| F20 | - | Fuse 20 on fuse holder C -SC20- | 10 A | - | Ignition/starter switch -D- , (T10/10), (AW0 only) Tiptronic switch -F189- Automatic gearbox control unit -J217- Selector lever sensors control unit -J587- Climatronic control unit -J255- Remote control receiver for auxiliary coolant heater -R149- | 30a |
| F21 | - | Fuse 21 on fuse holder C -SC21- | 15/20 A | - | Onboard supply control unit -J519- , (T73a/73), (AW0 only) Dual tone horn relay -J4- , (AW1 only) Treble horn -H2- Bass horn -H7- | 30a |
| F22 | - | Fuse 22 on fuse holder C -SC22- | 20A 7.5A | - | Ignition/starter switch -D- , (AW0 only) Converter box -J935- , (AW0 only) Interior monitoring sensor -G273- Alarm horn relay -J641- Alarm horn -H12- | 30a |
| F23 | - | Fuse 23 on fuse holder C -SC23- | 10 A | - | Onboard supply control unit -J519- , (T73b/39) (AW0 only) 16-pin connector -T16- , (Diagnostic connection) Light switch -E1- , (AW1 only) Rain and light sensor -G397- Magnetic field sender for compass -G197-5 | 30a |
| F24 | - | Fuse 24 on fuse holder C -SC24- | 10 A | - | Onboard supply control unit -J519- , (T73a/64) (AW0 only) Entry and start authorisation control unit -J518- | 30a |
| F25 | - | Fuse 25 on fuse holder C -SC25- | 15 A | - | Automatic gearbox control unit -J217- Selector lever sensors control unit -J587- Multifunction switch -F125- | 15a |
| F26 | - | Fuse 26 on fuse holder C -SC26- | 15 A | - | Vacuum pump for brakes -V192- | 15a |
| F27 | - | Fuse 27 on fuse holder C -SC27- | 1 A | - | Airbag coil connector and return ring with slip ring -F138- , (T16k/1) | 15a |
| F28 | - | Fuse 28 on fuse holder C -SC28- | 40 A | - | Auxiliary heater operation relay -J485- | 75a |
| F29 | - | Fuse 29 on fuse holder C -SC29- | 1 A | - | Onboard supply control unit -J519- , (T73b/51) (AW0 only) Ignition/starter switch -D- , (AW0 only) Converter box -J935- , (AW0 only) | - |
| F30 | - | Fuse 30 on fuse holder C -SC30- | 20 A | - | Cigarette lighter -U1- 12 V socket -U5- 12 V socket 2 -U18- Blocking diode -J29- | 75a |
| F31 | - | Fuse 31 on fuse holder C -SC31- | 30 A | - | Light switch -E1- , (T17/1) (AW0 only) | 75a |
| F32 | - | Fuse 32 on fuse holder C -SC32- | 20 A | - | Light switch -E1- , (T17/2) (AW0 only) | 75a |
| F33 | - | Fuse 33 on fuse holder C -SC33- | 40 A | - | Heater/heat output switch -E16- Fresh air blower relay -J13- Air conditioning system control unit -J301- Fresh air blower switch -E9- | 75a |
| F34 | - | Fuse 34 on fuse holder C -SC34- | 15 A | - | Left headlight main beam bulb -M30- (AW0 only) Right headlight main beam bulb -M32- (AW0 only) Control unit in dash panel insert -J285- (-K1-, AW0 only) | 56a |
| F35 | - | Fuse 35 on fuse holder C -SC35- | 10 A | - | Steering column electronics control unit -J527- , (AW1 only) Data bus diagnostic interface -J533- , (AW1 only) | 30a |
| F36 | - | Fuse 36 on fuse holder C -SC36- | 25 A | - | Onboard supply control unit -J519- , (T73a/16)(AW0 only), (T52b/1)(AW1 only) Onboard supply control unit -J519- , (T73a/61)(AW0 only)2 | 30a |
| F37 | - | Fuse 37 on fuse holder C -SC37- | 15 A | - | Front left headlight -MX1- Left daytime running light bulb -L174- | DRL |
| F38 | - | Fuse 38 on fuse holder C -SC38- | 15 A | - | Front right headlight -MX2- Right daytime running light bulb -L175- | DRL |
| F39 | - | Fuse 39 on fuse holder C -SC39- | 20 A | - | Dipped beam relay -J331- | 56b |
| F40 | - | Fuse 40 on fuse holder C -SC40- | 15 A | - | Trailer detector control unit -J345- , (T12a/9) | 30a |
| F41 | - | Fuse 41 on fuse holder C -SC41- | 15 A | - | Trailer detector control unit -J345- , (T12a/12) | 30a |
| F42 | - | Fuse 42 on fuse holder C -SC42- | 20 A | - | Trailer detector control unit -J345- . (T12a/11) | 30a |
| F43 | - | Fuse 43 on fuse holder C -SC43- | 30 A | - | Front passenger door control unit -J387- | 30a |
| F44 | - | Fuse 44 on fuse holder C -SC44- | 30 A | - | Heated rear window relay -J9- , (AW1 only) Heated rear window -Z1- Onboard supply control unit -J519- , (T73b/67) (only AW0) | 30a |
| F45 | - | Fuse 45 on fuse holder C -SC45- | 30 A | - | Driver door control unit -J386- Front passenger door control unit -J387-3 | 30a |
| F46 | - | Fuse 46 on fuse holder C -SC46- | 30 A | - | Rear left door control unit -J388- Rear right door control unit -J389- | 30a |
| F47 | - | Fuse 47 on fuse holder C -SC47- | 15 A | - | Fuel pump control unit -J538- Fuel pump relay -J17- Fuel supply relay -J643- | 30a |
| F48 | - | Fuse 48 on fuse holder C -SC48- | 20 A | - | Onboard supply control unit -J519- , (T52b/42) (AW1 only) Onboard supply control unit -J519- , (T73b/11) (AW0 only) Onboard supply control unit -J519- , (T73b/13) (only AW0) | 30a |
| F49 | - | Fuse 49 on fuse holder C -SC49- | 40 A | - | Fresh air blower -V2- Climatronic control unit -J255- Air conditioning system control unit -J301- | 30 |
| F50 | - | Fuse 50 on fuse holder C -SC50- | 30 A | - | Heated front seats control unit -J774- | 30a |
| F51 | - | Fuse 51 on fuse holder C -SC51- | 20 A | - | Sliding sunroof adjustment control unit -J245- | 30a |
| F52 | - | Fuse 52 on fuse holder C -SC52- | 20 A | - | Headlight washer system relay -J39- Headlight washer system pump -V11- | 30a |
| F53 | - | Fuse 53 on fuse holder C -SC53- | 15 A | - | Driver seat lumbar support adjustment switch -E176- | 30 |
| F54 | - | Fuse 54 on fuse holder C -SC54- | 15 A | - | Fog light relay -J5- | 55 |
| F55 | - | Fuse 55 on fuse holder C -SC55- | 20 A | - | Light switch -E1- , (T17/15) (AW0 only) Left steering column switch -EX19- , (T16ls/10) (AW0 only) | 30 |
| F56 | - | Fuse 56 on fuse holder C -SC56- | 10 A | - | Hybrid battery unit -AX1- (T14ax/5)6 Power and control electronics for electric drive -JX1- (T28jx/55)6 | 30a |
| F57 | - | Fuse 57 on fuse holder C -SC57- | 15 A/ 25 A3 | - | Radio -R- Control unit with display for radio and navigation -J503- | 30a |
| F58 | - | Fuse 58 on fuse holder C -SC58- | 30 A | - | DC/AC converter with socket, 12 V - 230 V -U13- | 30a |
| F59 | - | Fuse 59 on fuse holder C -SC59- | 15 A | - | Fan enabling relay -J937-6 Battery fan 1 -V457-6 | 30 |
| F60 | - | Fuse 60 on fuse holder C -SC60- | 30 A | - | Auxiliary heater control unit -J364- | 30a |
| 1 Depending on equipment | ||||||
| 2 Gradual introduction | ||||||
| 3 Only models with equipment for China | ||||||
| 4 Only models with start/stop system | ||||||
| 5 Only models with no start/stop system | ||||||
| 6 Engine code CNLA | ||||||
|
| Fuse assignment (SC), from model year 2014 |
| No. | Current Flow Diagram designation | Nominal value | Function/component | Terminal | ||
| F1 | - | Fuse 1 on fuse holder C -SC1- | 10 A | - | Left washer jet heater element -Z20- Right washer jet heater element -Z21- | 15a |
| F2 | - | Fuse 2 on fuse holder C -SC2- | 5/7.5 A | - | Electronic steering column lock control unit -J764- (T16v/2) | 30a |
| F3 | - | Fuse 3 on fuse holder C -SC3- | 10 A | - | Control unit in dash panel insert -J285- , (T32/32) | 30a/ 30 stabilised |
| F4 | - | Fuse 4 on fuse holder C -SC4- | 2A | - | Telephone transmitter and receiver unit -R36- | 30a |
| F4 | - | Fuse 4 on fuse holder C -SC4- | 10 A | - | Telephone transmitter and receiver unit -R36- Magnetic field sender for compass -G197-4 | 30 stabilised |
| F5 | - | Fuse 5 on fuse holder C -SC5- | 7.5 A | - | Rear left fog light bulb -L46- | 55a |
| F6 | - | Fuse 6 on fuse holder C -SC6- | 10 A | - | Onboard supply control unit -J519- , (T73a/66) (interior light, AW0 only) Reversing camera -R189- | 30a |
| F7 | - | Fuse 7 on fuse holder C -SC7- | 5 A | - | Fog light relay -J5- , (AW0 only)1 Switch and instrument illumination regulator -E20- , (AW0 only) Number plate light -X- Onboard supply control unit -J519- , (T52c/27), (AW1 only) | 58 |
| F8 | - | Fuse 8 on fuse holder C -SC8- | 7.5 A | - | Washer pump switch (automatic wash/wipe and headlight washer system) -E44- , (AW0 only) Washer pump -V5- , (AW0 only) Onboard supply control unit -J519- , (T73b/61), (AW0 only) | 53c |
| F8 | - | Fuse 8 on fuse holder C -SC8- | - | - | Vacant, (AW1 only) | - |
| F9 | - | Fuse 9 on fuse holder C -SC9- | 5 A/ 15 A | - | Airbag control unit -J234- Front passenger side airbag deactivated warning lamp -K145- Seat occupied recognition control unit -J706- | 15a |
| F10 | - | Fuse 10 on fuse holder C -SC10- | 10 A | - | Right steering column switch -EX20- , (T16ls/3) (AW0 only) | 15a |
| F11 | - | Fuse 11 on fuse holder C -SC11- | 10 A | - | Front left headlight -MX1- , (Gas discharge headlights) | 15a |
| F12 | - | Fuse 12 on fuse holder C -SC12- | 10 A | - | Front right headlight -MX2- , (Gas discharge headlights) | 15a |
| F13 | - | Fuse 13 on fuse holder C -SC13- | 5 A | - | Automatic anti-dazzle interior mirror -Y7- Light sensor -G399- Parking aid control unit -J446- Air quality sensor -G238- High-pressure sender -G65- Climatronic control unit -J255- Tyre Pressure Monitoring System button -E226- TCS and ESP button -E256- Reversing light switch -F4- Start/Stop operation switch -E262- 28-pin connector -T28- , (T28/10): Mirror adjustment switch -E43- Exterior mirror heater button -E231- Control unit for air conditioning compressor -J842- (T14hy/14)6 Control unit for cornering light and headlight range control -J745- | 15a |
| F14 | - | Fuse 14 on fuse holder C -SC14- | 10 A | - | Left steering column switch -EX19- , (T16ls/1), (AW0 only) ABS control unit -J104- , T26/20 / T47/8) Light switch -E1- , (T10h/4) (AW1 only) Airbag coil connector and return ring with slip ring -F138- , (T16k/14) Fuel pump control unit -J538- Trailer detector control unit -J345- , (T12a/2) Voltage stabiliser -J532- DC/AC converter with socket, 12 V - 230 V -U13- , (T3wr/3) Data bus diagnostic interface -J533- , (AW1 only) Control unit in dash panel insert -J285- Selector lever sensors control unit -J587- Tiptronic switch -F189- (T10s/9) Power steering control unit -J500- (T6z/1) Oil level and oil temperature sender -G266- (T6z/4) Hybrid battery unit -AX1- (T14ax/7)6 Power and control electronics for electric drive -JX1- (T28jx/56)6 | 15a |
| F15 | - | Fuse 15 on fuse holder C -SC15- | 10 A | - | 16-pin connector -T16- , (Diagnostic connection) Switch and instrument illumination regulator -E20- Headlight range control regulator -E102- , (AW1 only) Fresh air blower relay -J13- Air mass meter -G70- Heater element for crankcase breather -N79- Control unit for structure-borne sound -J869- Front left headlight -MX1- Left headlight range control motor -V48- Front right headlight -MX2- Right headlight range control motor -V49- Onboard supply control unit -J519- (T73a/44) | 15a |
| F16 | - | Fuse 16 on fuse holder C -SC16- | 10 A | - | Additional coolant pump relay -J496- Fuel pump control unit -J538- Engine control unit -J623- Button for electric drive -E656-6 | 15a |
| F17 | - | Fuse 17 on fuse holder C -SC17- | 10 A | - | - ATA horn relay2 - ATA interior sensor2 - ATA sounder2 | 30a |
| F18 | - | Fuse 18 on fuse holder C -SC18- | 15 A | - | Front left headlight -MX1- Left headlight dipped beam bulb -M29-3 | 56b |
| F19 | - | Fuse 19 on fuse holder C -SC19- | 15 A | - | Front right headlight -MX2- Right headlight dipped beam bulb -M31-3 | 56b |
| F20 | - | Fuse 20 on fuse holder C -SC20- | 10 A | - | Ignition/starter switch -D- , (T10/10), (AW0 only) Tiptronic switch -F189- Automatic gearbox control unit -J217- Selector lever sensors control unit -J587- Climatronic control unit -J255- Remote control receiver for auxiliary coolant heater -R149- | 30a |
| F21 | - | Fuse 21 on fuse holder C -SC21- | 15/20 A | - | Onboard supply control unit -J519- , (T73a/73), (AW0 only) Dual tone horn relay -J4- , (AW1 only) Treble horn -H2- , (AW1 only) Bass horn -H7- , (only AW1) | 30a |
| F22 | - | Fuse 22 on fuse holder C -SC22- | 20A 7.5A | - | Ignition/starter switch -D- , (AW0 only) Converter box -J935- , (AW0 only) Interior monitoring sensor -G273- Alarm horn relay -J641- Alarm horn -H12- | 30a |
| F23 | - | Fuse 23 on fuse holder C -SC23- | 10 A | - | Onboard supply control unit -J519- , (T73b/39) (AW0 only) 16-pin connector -T16- , (Diagnostic connection) Light switch -E1- , (AW1 only) Rain and light sensor -G397- Magnetic field sender for compass -G197-5 | 30a |
| F24 | - | Fuse 24 on fuse holder C -SC24- | 10 A | - | Onboard supply control unit -J519- , (T73a/64) (AW0 only) Entry and start authorisation control unit -J518- | 30a |
| F25 | - | Fuse 25 on fuse holder C -SC25- | 15 A | - | Automatic gearbox control unit -J217- Selector lever sensors control unit -J587- Multifunction switch -F125- | 15a |
| F26 | - | Fuse 26 on fuse holder C -SC26- | 15 A | - | Vacuum pump for brakes -V192- | 15a |
| F27 | - | Fuse 27 on fuse holder C -SC27- | 1 A | - | Airbag coil connector and return ring with slip ring -F138- , (T16k/1) | 15a |
| F28 | - | Fuse 28 on fuse holder C -SC28- | 40 A | - | Auxiliary heater operation relay -J485- | 75a |
| F29 | - | Fuse 29 on fuse holder C -SC29- | 1 A | - | Onboard supply control unit -J519- , (T73b/51) (AW0 only) Ignition/starter switch -D- , (AW0 only) Converter box -J935- , (AW0 only) | - |
| F30 | - | Fuse 30 on fuse holder C -SC30- | 20 A | - | Cigarette lighter -U1- 12 V socket -U5- 12 V socket 2 -U18- Blocking diode -J29- | 75a |
| F31 | - | Fuse 31 on fuse holder C -SC31- | 30 A | - | Light switch -E1- , (T17/1) (AW0 only) | 75a |
| F32 | - | Fuse 32 on fuse holder C -SC32- | 20 A | - | Light switch -E1- , (T17/2) (AW0 only) | 75a |
| F33 | - | Fuse 33 on fuse holder C -SC33- | 40 A | - | Heater/heat output switch -E16- Fresh air blower relay -J13- Air conditioning system control unit -J301- Fresh air blower switch -E9- | 75a |
| F34 | - | Fuse 34 on fuse holder C -SC34- | 15 A | - | Left headlight main beam bulb -M30- (AW0 only) Right headlight main beam bulb -M32- (AW0 only) Control unit in dash panel insert -J285- (-K1-, AW0 only) | 56a |
| F35 | - | Fuse 35 on fuse holder C -SC35- | 10 A | - | Steering column electronics control unit -J527- , (AW1 only) Data bus diagnostic interface -J533- , (AW1 only) | 30a |
| F36 | - | Fuse 36 on fuse holder C -SC36- | 25 A | - | Onboard supply control unit -J519- , (T73a/16)(AW0 only), (T52b/1)(AW1 only) Onboard supply control unit -J519- , (T73a/61)(AW0 only)2 | 30a |
| F37 | - | Fuse 37 on fuse holder C -SC37- | 15 A | - | Front left headlight -MX1- Left daytime running light bulb -L174- | DRL |
| F38 | - | Fuse 38 on fuse holder C -SC38- | 15 A | - | Front right headlight -MX2- Right daytime running light bulb -L175- | DRL |
| F39 | - | Fuse 39 on fuse holder C -SC39- | 20 A | - | Dipped beam relay -J331- | 56b |
| F40 | - | Fuse 40 on fuse holder C -SC40- | 15 A | - | Trailer detector control unit -J345- , (T12a/9) | 30a |
| F41 | - | Fuse 41 on fuse holder C -SC41- | 15 A | - | Trailer detector control unit -J345- , (T12a/12) | 30a |
| F42 | - | Fuse 42 on fuse holder C -SC42- | 20 A | - | Trailer detector control unit -J345- . (T12a/11) | 30a |
| F43 | - | Fuse 43 on fuse holder C -SC43- | 30 A | - | Front passenger door control unit -J387- | 30a |
| F44 | - | Fuse 44 on fuse holder C -SC44- | 30 A | - | Heated rear window relay -J9- , (AW1 only) Heated rear window -Z1- Onboard supply control unit -J519- , (T73b/67) (only AW0) | 30a |
| F45 | - | Fuse 45 on fuse holder C -SC45- | 30 A | - | Driver door control unit -J386- Front passenger door control unit -J387-3 | 30a |
| F46 | - | Fuse 46 on fuse holder C -SC46- | 30 A | - | Rear left door control unit -J388- Rear right door control unit -J389- | 30a |
| F47 | - | Fuse 47 on fuse holder C -SC47- | 15 A | - | Fuel pump control unit -J538- Fuel pump relay -J17- Fuel supply relay -J643- | 30a |
| F48 | - | Fuse 48 on fuse holder C -SC48- | 20 A | - | Onboard supply control unit -J519- , (T52b/42) (AW1 only) Onboard supply control unit -J519- , (T73b/11) (AW0 only) Onboard supply control unit -J519- , (T73b/13) (only AW0) | 30a |
| F49 | - | Fuse 49 on fuse holder C -SC49- | 40 A | - | Fresh air blower -V2- Climatronic control unit -J255- Air conditioning system control unit -J301- | 30 |
| F50 | - | Fuse 50 on fuse holder C -SC50- | 30 A | - | Heated front seats control unit -J774- | 30a |
| F51 | - | Fuse 51 on fuse holder C -SC51- | 20 A | - | Sliding sunroof adjustment control unit -J245- | 30a |
| F52 | - | Fuse 52 on fuse holder C -SC52- | 20 A | - | Headlight washer system relay -J39- Headlight washer system pump -V11- | 30a |
| F53 | - | Fuse 53 on fuse holder C -SC53- | 15 A | - | Driver seat lumbar support adjustment switch -E176- | 30 |
| F54 | - | Fuse 54 on fuse holder C -SC54- | 15 A | - | Fog light relay -J5- | 55 |
| F55 | - | Fuse 55 on fuse holder C -SC55- | 20 A | - | Light switch -E1- , (T17/15) (AW0 only) Left steering column switch -EX19- , (T16ls/10) (AW0 only) | 30 |
| F56 | - | Fuse 56 on fuse holder C -SC56- | 10 A | - | Hybrid battery unit -AX1- (T14ax/5)6 Power and control electronics for electric drive -JX1- (T28jx/55)6 | 30a |
| F57 | - | Fuse 57 on fuse holder C -SC57- | 15 A/ 25 A3 | - | Radio -R- Control unit with display for radio and navigation -J503- | 30a |
| F58 | - | Fuse 58 on fuse holder C -SC58- | 30 A | - | DC/AC converter with socket, 12 V - 230 V -U13- | 30a |
| F59 | - | Fuse 59 on fuse holder C -SC59- | 15 A | - | Fan enabling relay -J937-6 Battery fan 1 -V457-6 | 30 |
| F60 | - | Fuse 60 on fuse holder C -SC60- | 30 A | - | Auxiliary heater control unit -J364- | 30a |
| 1 Depending on equipment | ||||||
| 2 Gradual introduction | ||||||
| 3 Only models with equipment for China | ||||||
| 4 Only models with start/stop system | ||||||
| 5 Only models with no start/stop system | ||||||
| 6 Engine code CNLA | ||||||
|
| - | Fuse 1 (30), on battery fuse holder -S162--1- , nominal value 175 A |
| - | Fuse 2 (30), on battery fuse holder -S163--2- , nominal value 80 A |
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