Passenger Compartment A/C and Heating System Overview (Climatronic System)
Passenger Compartment A/C And Heating System Overview (Climatronic System)
NOTE:
- Disconnect battery before removing components marked with **.
- A data plate indicates the refrigerant used and capacity.
1 - Instrument panel**
2 - Left Vent Temperature Sensor G150
- Checking: Vehicle diagnosis, testing and information system VAS 5051B or newer model.
3 - Sunlight Photo Sensor G107 or Sunlight Photo Sensor 2 G134
- Checking: Vehicle diagnosis, testing and information system VAS 5051B or newer model.
- Tasks: controls temperature door and fresh air blow depending on light intensity
- Emergency running in event of failure: Climatronic Control Module J255 utilizes a fixed value
4 - Vents for indirect ventilation
5 - Center vents
6 - Right Vent Temperature Sensor G151
- Checking: Vehicle diagnosis, testing and information system VAS 5051B or newer model.
7 - Air outlet
8 - A/C Control Head E87 with Climatronic Control Module J255
- Passat from MY 2006
- The Climatronic Control Module J255 and the A/C Control Head E87 are one component that cannot be disassembled
- Checking: Vehicle diagnosis, testing and information system VAS 5051B or newer model.
- Replace: Initiate the Basic Setting function with the vehicle diagnosis, testing and information system VAS 5051B (or newer model).
9 - A/C Control Head E87 with Climatronic Control Module J255
- Passat CC from MY 2009
- The Climatronic Control Module J255 and the A/C Control Head E87 are one component that cannot be disassembled
- Checking: Vehicle diagnosis, testing and information system VAS 5051B or newer model.
- Replace: Initiate the Basic Setting function with the vehicle diagnosis, testing and information system VAS 5051B (or newer model).
10 - Control motor
Passat from MY 2006 through calendar week 21/07 air flow door motor V71
- Checking: Vehicle diagnosis, testing and information system VAS 5051B or newer model.
2006 Passat from calendar week 22/07 and Passat CC from MY 2009 fresh air/recirculating air/back pressure door motor V425
- Replace: Initiate the Basic Setting function with the vehicle diagnosis, testing and information system VAS 5051B (or newer model).
11 - Recirculation Door Motor V113
from 2006 Passat only through calendar week 21/07
- Checking: Vehicle diagnosis, testing and information system VAS 5051B or newer model.
- Replace: Initiate the Basic Setting function with the vehicle diagnosis, testing and information system VAS 5051B (or newer model).
12 - Right footwell vent
13 - Fresh Air Blower V2 with Fresh Air Blower Control Module J126
NOTE: The fresh air blower control module J126 and the fresh air blower V2 are in a single housing together and cannot be replaced individually.
- Checking: Vehicle diagnosis, testing and information system VAS 5051B or newer model.
14 - Connector
15 - Evaporator Temperature Sensor G308 or Evaporator Vent Temperature Sensor G263
NOTE: One or both of the component designations will appear, depending on software. The tasks are the same.
- Checking: Vehicle diagnosis, testing and information system VAS 5051B or newer model.
16 - Heating unit partition
17 - Dust and pollen filter
- With EVAP canister
18 - Sealing caps
- Only in vehicles without air guide to vent installed in center console at rear
19 - Connection
- For air duct, rear vent
- To remove, the center console must be removed.
20 - Air duct to rear vent
21 - Rear vent
22 - Rear channel for right footwell
23 - Rear channel for left footwell
24 - Right Temperature Door Motor V159
- Checking: Vehicle diagnosis, testing and information system VAS 5051B or newer model.
- Replace: Initiate the Basic Setting function with the vehicle diagnosis, testing and information system VAS 5051B (or newer model).
25 - Right Footwell Vent Temperature Sensor G262
- Checking: Vehicle diagnosis, testing and information system VAS 5051B or newer model.
26 - Auxiliary Heater Heating Element Z35
- Not applicable to US/CDN
27 - Left footwell vent
28 - Heat exchanger
29 - Left Footwell Vent Temperature Sensor G261
- Checking: Vehicle diagnosis, testing and information system VAS 5051B or newer model.
30 - Defroster Door Motor V107
- Checking: Vehicle diagnosis, testing and information system VAS 5051B or newer model.
- Replace: Initiate the Basic Setting function with the vehicle diagnosis, testing and information system VAS 5051B (or newer model).
31 - Left Temperature Door Motor V158
- Checking: Vehicle diagnosis, testing and information system VAS 5051B or newer model.
- Replace: Initiate the Basic Setting function with the vehicle diagnosis, testing and information system VAS 5051B (or newer model).
32 - Control motor
Passat from MY 2006 central air door motor V70
Passat CC from MY 2009 front air distribution door motor V426
- Checking: Vehicle diagnosis, testing and information system VAS 5051B or newer model.
- Replace: Initiate the Basic Setting function with the vehicle diagnosis, testing and information system VAS 5051B (or newer model).
33 - Heating and A/C unit.
34 - Indirect ventilation door control motor V213
- Checking: Vehicle diagnosis, testing and information system VAS 5051B or newer model.
- Replace: Initiate the Basic Setting function with the vehicle diagnosis, testing and information system VAS 5051B (or newer model).