CLIMATRONIC Control Module Multi-Pin Harness Connectors

WARNING: This page is about a different variant/trim than selected.

Special tools and workshop equipment required

Test Adapter V.A.G 1598/47

Connector -A- 20-pin, in wiring diagram T20c

Fig 1: Identifying 16-Pin Electrical Connection, T16D, 16-Pin Electrical Connection, T16C And 20-Pin Electrical Connection T20C

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

1 - Sunlight photo sensor 2 -G134- or Sunlight photo sensor -G107-, signal

2 - High pressure sensor -G65-

3 - Sunlight photo sensor 2 -G134- or Sunlight photo sensor -G107-, signal

5 - CAN High

6 - CAN Low

9 - + 5V for Sunlight photo sensor 2 -G134- or Sunlight photo sensor -G107-

16 - Plus connection (15a) in vehicles with auxiliary heater

17 - Signal Ground (GND) for sensors

18 - A/C compressor regulator valve -N280-

20 - Plus connection (15a); in vehicles with auxiliary heater plus connection (30a)

Connector -B- 16-pin harness, in wiring diagram T16g

Fig 2: Identifying 16-Pin Electrical Connection, T16D, 16-Pin Electrical Connection, T16C And 20-Pin Electrical Connection T20C

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

1 - + 5V for motors

2 - Left temperature door potentiometer/actuator -G220-

3 - Right temperature door potentiometer/actuator -G221-

4 - Defroster door motor position sensor -G135-

5 - Central door motor position sensor -G112-

6 - Recirculation door motor position sensor -G143-

7 - Back pressure door motor position sensor -G113-

8 - Left footwell vent temperature sensor -G261-

9 - Right footwell vent temperature sensor -G262-

10 - Fresh air intake duct temperature sensor -G89-

11 - Evaporator temperature sensor -G308-

14 - Signal Ground (GND) potentiometer

15 - Left vent temperature sensor -G150-

16 - Right vent temperature sensor -G151-

Connector -C- 16-pin harness, in wiring diagram T16f

Fig 3: Identifying 16-Pin Electrical Connection, T16D, 16-Pin Electrical Connection, T16C And 20-Pin Electrical Connection T20C

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

1 - Left temperature door motor -V158-, cold

2 - Left temperature door motor -V158-, warm

3 - Defroster door motor -V107-, closed

4 - Defroster door motor -V107-, open

5 - Central air door motor -V70-, upper body vent

6 - Central air door motor -V70-, footwell

7 - Fresh/recirculation air door motor -V154-, activation fresh/recirculated air door motor

8 - Fresh/recirculation air door motor -V154-, activation fresh air

9 - Back pressure door motor -V71-, open

10 - Back pressure door motor -V71-, close

11 - Right temperature door motor -V159-, cold

12 - Right temperature door motor -V159-, warm

15 - Fresh air blower -V2- (PWM activation)

16 - Fresh air blower -V2-, return message signal