Operation CHARM: Car repair manuals for everyone.

Climatronic Components






Climatronic Components

Disconnect the battery before removing components marked with a **.

A data plate indicates the refrigerant used and capacity.






1 Dash Panel **

2 Sunlight Photo Sensor (G107) or Sunlight Photo Sensor 2 (G134)

Check using Vehicle Diagnostic Tester.

Tasks: Controls temperature door and fresh air blower depending on light intensity.

Emergency running in the event of failure: the Climatronic control module (J255) utilizes a fixed value.

Removing and installing, refer to => [ Sunlight Photo Sensor (G107) or Sunlight Photo Sensor 2 (G134) ] Sunlight Photo Sensor (G107) or Sunlight Photo Sensor 2 (G134).

3 Center Vents

Removing and installing, refer to => [ Center Vent ] Center Vent.

4 Air Outlet

Removing and installing, refer to => [ Driver or Passenger Vents ] Driver or Passenger Vents.

5 Right Vent Temperature Sensor (G151)

Check using Vehicle Diagnostic Tester.

Removing and installing, refer to => [ Left and Right Vent Temperature Sensors (G150)/(G151) ] Left and Right Vent Temperature Sensors (G150)/(G151).

6 Climatronic Control Module (J255)

The Climatronic Control Module (J255) and the Front A/C Display Control Head (E87) are one component that cannot be disassembled.

Check using Vehicle Diagnostic Tester.

Removing and installing, refer to => [ Front A/C Display Control Head (E87) with Climatronic Control Module (J255) ] Front A/C Display Control Head (E87) with Climatronic Control Module (J255).

Replacing: initiate the Basic Setting function with the Vehicle Diagnostic Tester. Refer to => [ Climatronic A/C System with Automatic Controls, Checking and Adjusting Components ] Climatronic A/C System with Automatic Controls, Checking and Adjusting Components.

7 Fresh Air/Recirculating Air/Back Pressure Door Motor (V425) With Fresh Air/Recirculating Air/Back Pressure Door Motor Position Sensor (G644) from June 2007

Check using Vehicle Diagnostic Tester.

Replacing: initiate the Basic Setting function with the Vehicle Diagnostic Tester. Refer to => [ Climatronic A/C System with Automatic Controls, Checking and Adjusting Components ] Climatronic A/C System with Automatic Controls, Checking and Adjusting Components.

Removing and installing, refer to => [ Fresh Air/Recirculating Air/Back Pressure Door Motor (V425) With Motor Position Sensor (G644) ] Fresh Air/Recirculating Air/Back Pressure Door Motor (V425) With Motor Position Sensor (G644)

Through to December 2003 Fresh/recirculation air door motor (V154)

From January 2004 till May 2007 Recirculation door motor (V113)

8 Right Footwell Vent

Removing and installing, refer to => [ Right Footwell Vent ] Right Footwell Vent.

9 Fresh Air Blower (V2) with Fresh Air Blower Control Module (J126)

Check using Vehicle Diagnostic Tester.

Fresh Air Blower (V2) , removing and installing, refer to => [ Fresh Air Blower (V2) ] Service and Repair.

Fresh Air Blower Control Module (J126) , removing and installing, refer to => [ Fresh Air Blower Control Module (J126) ] Fresh Air Blower Control Module (J126).

10 Connector

11 Heater Partition

Removing, refer to => [ Heater Partition ] Heater Partition.

12 Sealing Caps

Only in vehicles without air guide to vent installed in center console at rear.

13 Air guide

Disassemble the center console in order to remove it. Refer to Storage Compartments, Covers and Trim.

14 Dust and Pollen Filter

With activated charcoal filter.

Removing and installing, refer to => [ Dust and Pollen Filter ] .

15 Connection

Depending on vehicle equipment.

For center console air guide.

Disassemble the center console in order to remove it. Refer to Storage Compartments, Covers and Trim.

16 Air Outlet Grille

Depending on vehicle equipment.

17 Rear Channel For Right Footwell

Removing and installing, refer to => [ Rear Footwell Channel ] Rear Footwell Channel.

18 Rear Channel For Left Footwell

Removing and installing, refer to => [ Rear Footwell Channel ] Rear Footwell Channel.

19 Evaporator Temperature Sensor (G308) or Evaporator Vent Temperature Sensor (G263)

Check using Vehicle Diagnostic Tester.

One or both of the component designations will appear, depending on software. The tasks are the same.

Removing and installing, refer to => [ Evaporator Temperature Sensor (G308) or Evaporator Vent Temperature Sensor (G263) ] Evaporator Temperature Sensor (G308) or Evaporator Vent Temperature Sensor (G263).

20 Right Temperature Door Motor (V159)

Check using Vehicle Diagnostic Tester.

Removing and installing, refer to => [ Right Temperature Door Motor (V159) ] Right Temperature Door Motor (V159).

Replacing: initiate the Basic Setting function with the Vehicle Diagnostic Tester. Refer to => [ Climatronic A/C System with Automatic Controls, Checking and Adjusting Components ] Climatronic A/C System with Automatic Controls, Checking and Adjusting Components.

21 Auxiliary Heater Heating Element (Z35)

Only installed on vehicles with Diesel engine without auxiliary heater.

22 Heater Core

Removing and installing, refer to => [ Heater Core ] Heater Core.

23 Front Air Distribution Door Motor (V426)

Check using Vehicle Diagnostic Tester.

Removing and installing, refer to => [ Front Air Distribution Door Motor (V426) ] Front Air Distribution Door Motor (V426).

Replacing: initiate the Basic Setting function with the Vehicle Diagnostic Tester. Refer to => [ Climatronic A/C System with Automatic Controls, Checking and Adjusting Components ] Climatronic A/C System with Automatic Controls, Checking and Adjusting Components.

24 Left Footwell Vent

Removing and installing, refer to => [ Left Footwell Vent ] Left Footwell Vent.

25 Left Temperature Door Motor (V158)

Check using Vehicle Diagnostic Tester.

Removing and installing, refer to => [ Left Temperature Door Motor (V158) ] Left Temperature Door Motor (V158).

Replacing: initiate the Basic Setting function with the Vehicle Diagnostic Tester. Refer to => [ Climatronic A/C System with Automatic Controls, Checking and Adjusting Components ] Climatronic A/C System with Automatic Controls, Checking and Adjusting Components.

26 Left Footwell Vent Temperature Sensor (G261)

Check using Vehicle Diagnostic Tester.

Removing, refer to => [ Left Footwell Vent Temperature Sensor (G261) ] Left Footwell Vent Temperature Sensor (G261).

27 Defroster Door Motor (V107)

Check using Vehicle Diagnostic Tester.

Removing and installing, refer to => [ Defroster Door Motor ] Defroster Door Motor (V107).

Replacing: initiate the Basic Setting function with the Vehicle Diagnostic Tester. Refer to => [ Climatronic A/C System with Automatic Controls, Checking and Adjusting Components ] Climatronic A/C System with Automatic Controls, Checking and Adjusting Components.

28 Heating and A/C unit

Removing and installing, refer to => [ Heating and A/C Unit ] Heating and A/C Unit.

Disassembling and assembling, refer to => [ Climatronic Heating and A/C Unit ] Climatronic Heating and A/C Unit.

29 Right Footwell Vent Temperature Sensor (G262)

Check using Vehicle Diagnostic Tester.

Removing, refer to => [ Right Footwell Vent Temperature Sensor (G262) ] Right Footwell Vent Temperature Sensor (G262).

30 Left Vent Temperature Sensor (G150)

Check using Vehicle Diagnostic Tester.

Removing and installing, refer to => [ Left and Right Vent Temperature Sensors (G150)/(G151) ] Left and Right Vent Temperature Sensors (G150)/(G151).