Passat Sedan 4Motion W8-4.0L (BDP) (2002)
/Page-41001.png)
Control Module HVAC: Diagrams
Climatronic Control Module -J255-, Multi-pin Connector Assignments
12-pin multi-connector -A-(black -T12/-)
1
Data Link Connector (DLC) K-wire
2
Motronic Engine Control Module -J220- (idle speed control)
3
A/C readiness
4
Open
5
Terminal 58d (instrument illumination - dimmer)
7
Fresh air intake duct temperature sensor -G89-
8
Outside air temperature sensor -G17-
9
Ground signal (sensors - motors)
10
Open
11
Engine Coolant Temperature (ECT) warning lamp (where applicable*)
12
Ground signal (sensors - motors)
20-pin multi-connector housing -B-(red -T20/-)
1
Outside temperature signal from instrument cluster (where applicable*)
2
CAN Bus - high (where applicable*)
3
CAN Bus - low (where applicable*)
4
CAN Bus - shielding (where applicable*)
5
Sender for outlet temperature, floor outlet -G192-
6
Sender for outlet temperature, center -G191-
7
Evaporator vent temperature sensor -G263-
8
Temperature regulator flap motor position sensor -G92-
9
Central flap motor position sensor -G112-
10
Footwell/Defrost flap motor position sensor -G114-
13
Standing time - instrument cluster (where applicable*)
14
Temperature increase off/PTC off (P/N 3B1/2 907 044 F only - where applicable*)
15
Engine Coolant Shutoff Two-Way Vacuum Valve Relay -J585-(where applicable*)
17
Back pressure flap motor position sensor -G113-
18
Sunlight photo sensor -G107-
*) Confirm using applicable wiring diagram
16-pin multi-connector housing -C- (brown -T16b/-)
1
Kickdown (where applicable*)
2
A/C pressure switch -F129- pin 2 (diagnosis 2/32 bar - high pressure side)
3
Compressor voltage (where applicable*)
4
Speedometer signal (where applicable*)
5
Open
6
Engine Speed (RPM) signal (where applicable*)
7
Terminal 58 (instrument illumination) (where applicable*)
8
Reference voltage 5 V (10 mA) for flap motors
9
Fresh air blower control signal (-)
10 - 11 Open
12
Motronic Engine Control Module (ECM) (engine electronics - bidirectional)
13
Open
