Wiring Diagram AUDI A4 2003 - Servotronic
https://portal-diagnostov.com/license.html
https://portal-diagnostov.com/license.html
Automotive Electricians Portal FZCO
Automotive Electricians Portal FZCO D | Ignition/starter switch |
J236 | Servotronic control unit |
J285 | Control unit with display in dash panel insert |
N119 | Servotronic solenoid valve |
T6b | 6-pin connector, black, connector point, A pillar, left |
T16 | 16-pin connector, black, diagnostic connector |
T32a | 32-pin connector, green, on dash panel insert |
81 | Earth connection -1-, in dash panel wiring harness |
501 | Screw connection -2- (30), on relay plate |
A2 | Positive (+) connection (15), in dash panel wiring harness |
A27 | Connection (speed signal), in dash panel wiring harness |
A32 | Positive (+) connection (30), in dash panel wiring harness |
A76 | Connection (diagnosis wire K), in dash panel wiring harness |
A121 | Connection (high bus), in dash panel wiring harness |
A122 | Connection (low bus), in dash panel wiring harness |
* | As of model year 2002 no longer fitted |
AUDI A4 2003 Overview of relay
Overview of relay | | | 2 - | Relay carrier (9-pin) with onboard supply control unit |
q | Components: -J4-, -J9-, -J17-, -J53-, -J59-, -J236-, -J569-, -J695- |
q | Location up to July 2004 |
q | Location from August 2004 |
q | Location component -J569- for engine code BNS |
q | Location component -J17- for some engine variants ⇒ Item , page |
4 - | Relay carrier for special vehicles |
q | Components: -J85-, -J182-, -J330-, -J408-, -J430-, -J461-, -J462-, -J463-, -J608- |
Audi A4 | Fitting Locations | No. 803 / 2 |
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q | Components: -J17-, -J52-, -J151-, -J179-, -J207-, -J271-, -J299-, -J317-, -J363-, -J434-, -J496-, -J569-, -J757- |
q | Location for petrol engines, up to July 2004 |
q | Location for diesel engines, up to July 2004 |
q | Location for engine codes BKE, BRB, BNA, BLB, BRC, BPW, BVG, BVF, BRF, BRE, BVA, BRD |
q | Location for engine codes BSG, BPP, BTP, BKN, ASB |
q | Location for engine codes BGB, BPG, BWE, BWT, BUL, BPJ, BYK |
q | Location for engine code ALZ |
q | Location for engine code ALT |
q | Location for engine code BDG |
q | Location for engine codes BFB, BBK, BHF |
q | Location for engine code AWA |
Audi A4 | Fitting Locations | No. 803 / 3 |
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t | Location for engine codes AUK, BKH |
t | Location for engine code BNS |
t | Location for engine code BBJ, with manual gearbox or multitronic |
t | Location for engine code BBJ with AG5 |
Position of relays, relay carrier (3-pin)
| | 1 - | Special vehicle control unit (driving school vehicle, taxi) -J608- | 2 - | Low heat output relay -J359- | 3 - | High heat output relay -J360- | | | |
AUDI A4 2003 Position of relays, relay carrier (9-pin) with onboard supply control unit, up to July 2004
Position of relays, relay carrier (9-pin) with onboard supply control unit, up to July 2004 | | | Driver side dash panel, behind the relay carrier (3-pin) | 1 - | Fuel pump relay -J17- | 2 - | Servotronic control unit -J236- | 3 - | Dual tone horn relay -J4- | 4 - | Brake servo relay -J569- | 5 - | Special vehicle control unit (driving school vehicle, taxi) -J608- | 6 - | X-contact relief relay -J59- | | | |
AUDI A4 2003 Position of relays, relay carrier (9-pin) with onboard supply control unit, from August 2004
Position of relays, relay carrier (9-pin) with onboard supply control unit, from August 2004 | | | Driver side dash panel, behind the relay carrier (3-pin) | 1 - | Fuel pump relay -J17- | 2 - | Servotronic control unit -J236- | 3 - | Starter motor relay 2 ¹) -J695- | 4 - | Starter motor relay ¹) -J53- | - | Brake servo relay ²), ³) -J569- | 5 - | Heated rear window relay -J9- | 6 - | X-contact relief relay -J59- | 8 - | Dual tone horn relay -J4- | ¹) for engine codes AUK, BKH, BNS only | ²) not for engine codes AUK, BKH | ³) applicable up to model year 2005 | ⁴) applicable from model year 2006 | | | |
AUDI A4 2003 Position of relays, relay carrier (4-pin) with screw connection
Position of relays: | 3 - | Engine power reduction relay 1 (driving school vehicle) -J662- |
4 - | Engine power reduction relay 2 (driving school vehicle) -J663- |
- | Alarm on and hands-free system control unit (taxi) -J610- |
| | AUDI A4 2003 Position of relays, relay carrier (4-pin), petrol engines, up to July 2004
Position of relays, relay carrier (4-pin), petrol engines, up to July 2004 | | | In electronics box in plenum chamber | 1 - | Automatic gearbox relay (multitronic) -J60- | 1.1 - | Continued coolant circulation relay (V6) -J151- | 2 - | Secondary air pump relay -J299- | 3 - | Motronic current supply relay -J271- | - | Turbocharger coolant pump control unit -J155- | - | Current supply relay for Simos control unit -J363- | 4 - | Automatic gearbox relay (AG5) -J60- | - | Starter inhibitor and reversing light relay (multitronic/AG6) -J226- | - | Starter inhibitor relay, clutch pedal switch -J434- | 4.1 ¹) - | Automatic gearbox relay (AG5) -J60- | - | Starter inhibitor relay -J433- | - | Starter inhibitor relay, clutch pedal switch -J434- | 4.2 ¹) - | Reversing light relay | ¹) applicable from model year 2004 | | | |
AUDI A4 2003 Position of relays, relay carrier (4-pin), diesel engines, up to July 2004
Position of relays, relay carrier (4-pin), diesel engines, up to July 2004 | | | In electronics box in plenum chamber | 1.2 - | Fuel pump relay -J17- | 2³) - | Terminal 30 voltage supply relay -J317- | 2 ⁴) - | Glow plug relay -J52- | 3 ³) - | Automatic glow period control unit -J179- | 3 ⁴) - | Terminal 30 voltage supply relay -J317- | 4 - | Starter inhibitor and reversing light relay -J226- | - | Automatic gearbox relay -J60- | 4.1 - | Automatic gearbox relay -J60- | E - | Fan for control unit -V274- | ¹) applicable from model year 2002 | ²) applicable from model year 2004 | ³) for models with engine code BKE only | ⁴) not for models with engine code BKE | | | |
AUDI A4 2003 Position of relays, relay carrier (4-pin), engine codes BKE, BRB, BNA, BLB, BRC, BPW, BVG, BVF, BRF, BRE, BVA, BRD, from August 2004
Position of relays: | 1.1 - | Fuel pump relay -J17- |
1.2 - | Starter inhibitor relay -J207- |
2 - | Terminal 30 voltage supply relay -J317- |
3 - | Automatic glow period control unit -J179- |
| | AUDI A4 2003 Position of relays, relay carrier (4-pin), engine codes BSG, BPP, BTP, BKN, ASB, from August 2004
Position of relays, relay carrier (4-pin), engine codes BSG, BPP, BTP, BKN, ASB, from August 2004 | | | In electronics box in plenum chamber | 1.1 - | Fuel pump relay -J17- | 1.2 - | Starter inhibitor relay -J207- | 2 - | Terminal 30 voltage supply relay -J317- | 3 - | Automatic glow period control unit -J179- | | | |
AUDI A4 2003 Position of relays, relay carrier (4-pin), engine codes BGB, BPG, BWE, BWT, BUL, BPJ, BYK, from August 2004
Position of relays, relay carrier (4-pin), engine codes BGB, BPG, BWE, BWT, BUL, BPJ, BYK, from August 2004 | | | In electronics box in plenum chamber | 1.2 - | Starter inhibitor relay -J217- | 2 - | Motronic current supply relay -J271- | 3 - | Engine component current supply relay -J757- | | | |
AUDI A4 2003 Position of relays, relay carrier (4-pin), engine code ALZ, from August 2004
Position of relays, relay carrier (4-pin), engine code ALZ, from August 2004 | | | In electronics box in plenum chamber | 2 - | Current supply relay for Simos control unit -J363- | 3 - | Secondary air pump relay -J299- | | | |
AUDI A4 2003 Position of relays, relay carrier (4-pin), engine code ALT, from August 2004
Position of relays, relay carrier (4-pin), engine code ALT, from August 2004 | | | In electronics box in plenum chamber | 2 - | Motronic current supply relay -J271- | | | |
AUDI A4 2003 Position of relays, relay carrier (4-pin), engine code BDG, from August 2004
Position of relays, relay carrier (4-pin), engine code BDG, from August 2004 | | | In electronics box in plenum chamber | 1.1 - | Fuel pump relay -J17- | 1.2 - | Starter inhibitor relay -J207- | 2 - | Terminal 30 voltage supply relay -J317- | 3 - | Glow plug relay -J52- | | | |
AUDI A4 2003 Position of relays, relay carrier (4-pin), engine codes BFB, BBK, BHF, from August 2004
Position of relays, relay carrier (4-pin), engine codes BFB, BBK, BHF, from August 2004 | | | In electronics box in plenum chamber | 1.1 - | Continued coolant circulation relay -J151- | 1.2 - | Starter inhibitor relay -J207- | - | Starter inhibitor relay, clutch pedal switch ¹) -J434- | 2 - | Motronic current supply relay -J271- | 3 - | Secondary air pump relay -J299- | ¹) For engine codes BBK, BHF only | | | |
AUDI A4 2003 Position of relays, relay carrier (4-pin), engine code AWA, from August 2004
Position of relays, relay carrier (4-pin), engine code AWA, from August 2004 | | | In electronics box in plenum chamber | 1.2 - | Starter inhibitor relay -J207- | 2 - | Motronic current supply relay -J271- | | | |
AUDI A4 2003 Position of relays, relay carrier (4-pin), engine codes AUK, BKH, from August 2004
Position of relays, relay carrier (4-pin), engine codes AUK, BKH, from August 2004 | | | In electronics box in plenum chamber | 1.1 - | Additional coolant pump relay -J496- | 2 - | Motronic current supply relay -J271- | 3 - | Engine component current supply relay -J757- | | | |
AUDI A4 2003 Position of relays, relay carrier (4-pin), engine code BNS, from August 2004
Position of relays, relay carrier (4-pin), engine code BNS, from August 2004 | | | In electronics box in plenum chamber | 1.1 - | Continued coolant circulation relay -J151- | 1.2 - | Brake servo relay -J569- | 2 - | Motronic current supply relay -J271- | 3 - | Engine component current supply relay -J757- | 4 - | Secondary air pump relay -J299- | | | |
AUDI A4 2003 Position of relays, relay carrier (4-pin), engine code BBJ, from August 2004
Position of relays, relay carrier (4-pin), engine code BBJ, from August 2004 | | | In electronics box in plenum chamber | 1.1 - | Continued coolant circulation relay ¹) -J151- | 1.2 - | Starter inhibitor relay ¹) -J207- | 2 - | Motronic current supply relay ¹) -J271- | 3 - | Secondary air pump relay ¹) -J299- | ¹) for models with manual gearbox or with automatic gearbox (multitronic) only | | | |
AUDI A4 2003 Position of relays, relay carrier (4-pin), engine code BBJ, from August 2004
Position of relays, relay carrier (4-pin), engine code BBJ, from August 2004 | | | In electronics box in plenum chamber | 1.1 - | Continued coolant circulation relay ¹) -J151- | 1.2 - | Starter inhibitor relay ¹) -J207- | 2 - | Motronic current supply relay ¹) -J271- | 3 - | Secondary air pump relay ¹) -J299- | ¹) for models with automatic gearbox (AG5) only | | | |
AUDI A4 2003 Position of relays, relay carrier for special vehicles
Position of relays, taxi | 1 - | Alarm system relay 2, main beam -J461- |
2 - | Taxi alarm system 2 control unit -J430- |
3 - | Alarm system control unit -J85- |
4 - | Alarm system control unit -J85- |
5 - | Alarm system relay 4, right turn signal -J463- |
6 - | Alarm system relay 3, left turn signal -J462- |
Position of relays, police |
1 - | Main beam relay -J330- |
2 - | Special vehicle control unit -J608- |
3 - | Siren system relay -J408- |
4 - | Siren system relay -J408- |
5 - | Flasher relay for headlight main beam alarm system -J182- |
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