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AUDI A4 2001 – Anti-lock brake system 5.3 (ABS), ABS, ABS with electronic differential lock (EDL), ABS with EDL and traction control system (ASR/TCS), without electronic throttle . Wiring diagrams, Pin Connector, Location

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Wiring Diagram AUDI A4 2001 - Combi-processor in dash panel insert - ABS with EDL control unit - fuse - traction control system switch



Wiring Diagram AUDI A4 2001 - Combi-processor in dash panel insert - ABS with EDL control unit - fuse - traction control system switch https://portal-diagnostov.com/license.html
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DIgnition/starter switch
E132Traction control system switch
J104ABS with EDL control unit
J218Combi-processor in dash panel insert
K86Traction control system warning lamp
N55ABS hydraulic unit
S7Fuse in fuse box/relay plate
T10b10-pin connector, orange, left connector point, A pillar
T10ap10-pin connector, grey, right connector point, A pillar
T3232-pin connector, blue, on dash panel insert
T32a32-pin connector, green, on dash panel insert
   81 Earth connection -1-, in dash panel wiring harness
   135 Earth connection -2-, in dash panel wiring harness
   A2 Positive (+) connection (15), in dash panel wiring harness
   A19 Connection (58d), in dash panel wiring harness
   A91 Connection (signal for dash panel insert), in dash panel wiring harness
   A104 Positive (+) connection -2- (15), in dash panel wiring harness
*Only models with ABS, EDL and ASR/TCS
**Applicable up to 1999 model year
***Applicable from model year 2000
****Only applies to ABS with EDL

Wiring Diagram AUDI A4 2001 - ABS with EDL control unit - speed sensors - diagnostic connector



Wiring Diagram AUDI A4 2001 - ABS with EDL control unit - speed sensors - diagnostic connector https://portal-diagnostov.com/license.html
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G44Rear right speed sensor
G45Front right speed sensor
G46Rear left speed sensor
G47Front left speed sensor
J104ABS with EDL control unit
N55ABS hydraulic unit
T10b10-pin connector, orange, left connector point, A pillar
T1616-pin connector, diagnostic connector
   A76 Connection (diagnosis wire K), in dash panel wiring harness
*Only models with ABS, EDL and ASR/TCS
**Only applies to ABS with EDL
***Only models with front-wheel drive
****Only models with quattro four-wheel drive

Wiring Diagram AUDI A4 2001 - ABS with EDL control unit - navigation operating electronics control unit - ABS inlet valve - ABS outlet valve



Wiring Diagram AUDI A4 2001 - ABS with EDL control unit - navigation operating electronics control unit - ABS inlet valve - ABS outlet valve https://portal-diagnostov.com/license.html
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J104ABS with EDL control unit
J402Operating electronics control unit, navigation
N55ABS hydraulic unit
N99ABS inlet valve, front right
N100ABS outlet valve, front right
N101ABS inlet valve, front left
N102ABS outlet valve, front left
N133ABS inlet valve, rear right
N134ABS inlet valve, rear left
N135ABS outlet valve, rear right
N136ABS outlet valve, rear left
N166EDL change-over valve, front right
N167EDL outlet valve, front right
N168EDL change-over valve, front left
N169EDL outlet valve, front left
T10ap10-pin connector, grey, right connector point, A pillar
   44 Earth point, lower part of left A pillar
   100 Earth connection -1-, in ABS wiring harness
   A127 Connection (rear left speed sensor), in dash panel wiring harness
   A128 Connection (rear right speed sensor), in dash panel wiring harness
*Only models with radio navigation system
**Only models with EDL/EDL and ASR/TCS

Wiring Diagram AUDI A4 2001 - ABS with EDL control unit - automatic gearbox control unit - Motronic control unit - diesel direct injection system control unit



Wiring Diagram AUDI A4 2001 - ABS with EDL control unit - automatic gearbox control unit - Motronic control unit - diesel direct injection system control unit https://portal-diagnostov.com/license.html
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J104ABS with EDL control unit
J217Automatic gearbox control unit
J...Engine control units
N55ABS hydraulic unit
T10b10-pin connector, orange, left connector point, A pillar
T10m10-pin connector, black, connector point, electronics box, plenum chamber
T10x10-pin connector, red, right connector point, A pillar
T10ap10-pin connector, grey, right connector point, A pillar
T15g15-pin connector, brown, right connector point, A pillar
T15m15-pin connector, red, connector point, electronics box, plenum chamber
   A45 Connection (engine speed signal), in dash panel wiring harness
   A140 Connection (ASR (TCS)), in dash panel wiring harness
*See applicable engine version
**Only models with ABS, EDL and ASR/TCS
***Only models with automatic gearbox
****Only applies to models with 2.7 litre/2.8 litre engine (Motronic) and automatic gearbox
*****Only applies to models with 2.8 litre engine (Motronic) and manual gearbox

Wiring Diagram AUDI A4 2001 - ABS with EDL control unit - relay for solenoid valves - return flow pump relay - fuses - brake light switch



Wiring Diagram AUDI A4 2001 - ABS with EDL control unit - relay for solenoid valves - return flow pump relay - fuses - brake light switch https://portal-diagnostov.com/license.html
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FBrake light switch
J104ABS with EDL control unit
J105ABS return flow pump relay
J106Relay for ABS solenoid valves
N55ABS hydraulic unit
S13Fuse in fuse box/relay plate
T10b10-pin connector, orange, left connector point, A pillar
S53ABS hydraulic pump fuse
V39ABS return flow pump
   100 Earth connection -1-, in ABS wiring harness
   A18 Connection (54), in dash panel wiring harness
   A32 Positive (+) connection (30), in dash panel wiring harness

Wiring Diagram AUDI A4 2001 - Brake lining/pad wear senders



Wiring Diagram AUDI A4 2001 - Brake lining/pad wear senders https://portal-diagnostov.com/license.html
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Get access to all wiring diagrams of the carDownload PDF file
G34Brake lining/pad wear sender, front left
G35Brake lining/pad wear sender, front right
G36Brake lining/pad wear sender, rear left
G37Brake lining/pad wear sender, rear right
T22-pin connector, red, rear right
T2a2-pin connector, red, rear left
T10ap10-pin connector, grey, right connector point, A pillar
   100 Earth connection -1-, in ABS wiring harness
*Does not apply to RS4 models
**Applies to RS4 models only