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Instrument Systems - Except Cabriolet Audi A4 B6

Gauges & Instrument Panels ~683 words

Instrument cluster

CAUTIONBefore beginning repairs on the electrical system: Obtain the anti-theft radio security code. Switch the ignition off. Disconnect the battery Ground (GND) strap. On vehicles equipped with Audi Telematics by OnStar(R), switch-off the emergency (back-up) battery for the Telematic/Telephone Control Module prior to disconnecting vehicle battery. See TELEMATICS . After reconnecting vehicle battery, re-code and check operation of anti-theft radio. Also check operation of clock and power windows according to Repair Manual and/or Owner's Manual. After reconnecting vehicle battery on vehicles equipped with Audi Telematics by OnStar(R), switch-on the emergency (back-up) battery for the Telematic/Telephone Control Module. See TELEMATICS .
  1. Disconnect battery Ground strap with ignition switched off.

Note. Steps before re-connecting voltage supply, see BATTERY DISCONNECT PRECAUTIONS .

Fault message "dEF" on trip computer display

If control module in instrument cluster detects a DTC in permanent memory, letters "dEF" will appear on trip computer display.

  1. If "dEF" is displayed, replace instrument cluster. See «INSTRUMENT CLUSTER, REMOVING AND INSTALLING»(/audi/a4/b6-2000-2006/remont/gauges-instrument-panels/#instrument-systems-except-cabriolet) .

Special tools and equipment

  1. Hook for front end 3370

Removing

Note. Instrument cluster is not to be disassembled.

  1. Determine input values when replacing instrument cluster: Do this using vehicle diagnostic, testing and information system VAS 5051.
  2. Pull steering wheel with adjusting mechanism fully out and move it downward.
  3. Remove steering wheel: See «STEERING COLUMN, ASSEMBLY OVERVIEW»(/audi/a4/b6-2000-2006/remont/steering-column-switches/#steering) .
  4. Pull cover -1- at bottom of instrument cluster off to rear -arrows-.
  5. Remove bolts -arrows-.
  6. Pull instrument cluster out to front using special tool 3370.
  7. Release catches on connectors -arrow- and unplug connectors.

Installing

Install in reverse order, paying attention to the following

  1. After installation, perform functional test of instrument cluster.
  2. If functional test is OK, enter input values for instrument cluster

Do this using vehicle diagnostic, testing and information system VAS 5051.

Multi-pin connectors on instrument cluster

Note. All warning lights in instrument cluster are provided with LEDs. Instrument cluster must be replaced if a warning light fails.

  1. Multi-pin connector 32-pin, green
  2. Multi-pin connector 32-pin, blue

Assignment of contacts on multi-pin connector on instrument cluster

Multi-pin connector 32-pin, blue

The following list pertains to Fig.7 .

  1. Low washer fluid level
  2. Low coolant level
  3. Fuel gauge sensor
  4. Coolant temperature
  5. Push button circuit 2, navigation
  6. Push button circuit 3, navigation
  7. Push button circuit, Telematic
  8. User prompting switch
  9. Not used
  10. Bonnet switch
  11. Fuel gauge sensor 2
  12. User prompting switch (out A)
  13. Not used
  14. Not used
  15. Not used
  16. VDC/TCS
  17. CAN convenience, high
  18. CAN convenience, low
  19. CAN Infotainment, low (entertainment information)
  20. CAN Infotainment, high (entertainment information)
  21. Ambient temp.-input
  22. S-contact
  23. Oil level/oil temperature
  24. Self-levelling suspension
  25. User prompting switch (enter)
  26. Not used
  27. Standing time
  28. User prompting switch (out B)
  29. Not used
  30. Transponder 2
  31. Transponder 1
  32. Terminal 31 (sensor)

Multi-pin connector 32-pin, green

The following list pertains to Fig.8 .

  1. Terminal 58d
  2. Terminal 30
  3. Terminal 15
  4. Not used
  5. Speedometer input
  6. Speedometer output 2
  7. Airbag inverse
  8. Right turn signal
  9. Low brake fluid
  10. Left turn signal
  11. Trailer turn signal
  12. CAN drive, low
  13. CAN drive, high
  14. Terminal 61/charge indicator
  15. Not used
  16. Oil pressure 2
  17. Terminal 58s
  18. Terminal 31 load
  19. Terminal 31 load
  20. Not used
  21. Speedometer output 1
  22. ABS warning
  23. K-wire
  24. CAN drive, screen
  25. Tank cap switch
  26. CAN-Diagnostic Low
  27. CAN-Diagnostic Shield
  28. CAN-Diagnose High
  29. Headlight range control
  30. Belt buckle
  31. Outside buzzer
  32. Brake pad wear

Front-wheel drive vehicles

The fuel gauge sensor is located under the floor covering in the luggage compartment.

  1. Remove luggage compartment lining.
  2. If necessary, fold forward right backrest of rear seat bench.
  3. Unscrew cover for sealing flange -arrows-.
  4. Carefully release 4-pin connector -arrow- and unplug.

Terminal assignment for 4-pin connector on fuel gauge sensor

The following list pertains to Fig.11 .

  1. Positive signal for actuation of electric fuel pump
  2. Wire from fuel gauge sensor to instrument cluster (fuel gauge)
  3. Ground connection for fuel gauge sensor (sensor Ground)
  4. Ground, electric fuel pump

All Wheel Drive (AWD) vehicles

  1. Remove rear seat bench. See «SEATBENCH, REMOVING AND INSTALLING»(/audi/a4/b6-2000-2006/remont/seats/#seats-frames-except-cabriolet__seatbench-removing-and-installing) .

Fuel gauge sensor I -G

  1. Unscrew cover for right sealing flange -arrows-.
  2. Carefully release 4-pin connector -arrow- (right vehicle side) and unplug.

Terminal assignment for 4-pin connector on fuel gauge sensor I -G

  1. Positive signal for actuation of electric fuel pump
  2. Wire from fuel gauge sensor to instrument cluster (fuel gauge)
  3. Ground connection for fuel gauge sensor (sensor Ground)
  4. Ground, electric fuel pump

Fuel level sensor 2 -G169

  1. Unscrew cover for right sealing flange -arrows-.
  2. Carefully release 4-pin connector -arrow- (right vehicle side) and unplug.

Terminal assignment for 4-pin connector on fuel level sensor 2 -G169

  1. Not used
  2. Wire from fuel gauge sensor to instrument cluster (fuel gauge)
  3. Ground connection for fuel gauge sensor (sensor Ground)
  4. Not used

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