Audi Workshop Service and Repair Manuals

Blue 32-pin connector

•     1 -    → Terminal 15
•     2 -    Brake pad wear
•     3 -    Speedometer output 1
•     4 -    Not used
•     5 -    Fuel-gauge sender
•     6 -    Tank warning OBD 2
•     7 -    Terminal 31 (sensor earth)
•     8 -    Coolant temperature
•     9 -    Terminal 31 (load earth)
•     10 -    Oil pressure 2 (high)
•     11 -    Engine-speed signal
•     12 -    Air conditioner shutoff
•     13 -    Electronic throttle/glow period warning lamp
•     14 -    Self-levelling suspension
•     15 -    Terminal 58d
•     16 -    Trailer turn signal indicator

•     17 -    → Main beam
•     18 -    Left turn signal indicator
•     19 -    Not used
•     20 -    Terminal 58s
•     21 -    Driver's door contact
•     22 -    Coolant low
•     23 -    Terminal 30
•     24 -    Terminal 31 (load earth)
•     25 -    Consumption signal
•     26 -    Right parking light
•     27 -    Left parking light
•     28 -    Speedometer input
•     29 -    Brake
•     30 -    S-contact
•     31 -    Speedometer output 2
•     32 -    ESP/TCS

Green 32-pin connector

•     1 -    → Door contact (all doors)
•     2 -    Transponder 1
•     3 -    Not used
•     4 -    Not used
•     5 -    W-wire
•     6 -    Tailgate/boot lid
•     7 -    Right turn signal indicator
•     8 -    External buzzer
•     9 -    External gong
•     10 -    Airbag
•     11 -    Standing time output
•     12 -    Terminal 61
•     13 -    Parking brake/BRAKE
•     14 -    CHECK
•     15 -    Oil level/oil temperature
•     16 -    Not used

•     17 -    → Transponder 2
•     18 -    CAN high speed (drive) (high +)
•     19 -    CAN high speed (drive) (low -)
•     20 -    CAN high speed (drive) (screen)
•     21 -    ABS
•     22 -    CAN low speed (convenience) (high +)
•     23 -    CAN low speed (convenience) (low -)
•     24 -    CAN low speed (convenience) (screen)
•     25 -    Bonnet
•     26 -    Filler neck compartment lid
•     27 -    Belt buckle
•     28 -    K-wire
•     29 -    Ambient temperature input
•     30 -    Not used
•     31 -    Selector lever position display
•     32 -    Not used

Grey 32-pin connector

•     1 -    → Menu switch
•     2 -    Menu switch (out A)
•     3 -    Menu switch (out B)
•     4 -    Menu switch (enter)
•     5 -    CAN high speed display (high +)
•     6 -    CAN high speed display (low -)
•     7 -    CAN high speed display (screen)
•     8 -    Front passenger's door contact
•     9 -    Rear right door contact
•     10 -    Rear left door contact
•     11 -    Enable
•     12 -    Clock
•     13 -    Data
•     14 -    Brake light
•     15 -    Washer fluid level
•     16 -    Reversing light/dipped beam

•     17 -    → On-board computer/left
•     18 -    On-board computer/right
•     19 -    On-board computer/reset
•     20 -    Not used
•     21 -    Not used
•     22 -    Not used
•     23 -    Control group 1/navigation
•     24 -    Control group 2/navigation
•     25 -    Telematics control group
•     26 -    Not used
•     27 -    Not used
•     28 -    Not used
•     29 -    Not used
•     30 -    Not used
•     31 -    Not used
•     32 -    Not used

Black, 4-pin connector for radio clock

•     1 -    → Radio clock signal (data)
•     2 -    Radio clock 5V
•     3 -    Not used
•     4 -    Radio clock earth