volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Removing and installing fresh air blowerV2 on vehicles with automatic controls "Climatronic" > < Pin assignment for multi-pin connectors A, B and C on back of Climatronic control unitJ255
Climatronic - passenger compartment
Climatronic - passenger compartment
  Note
t  Before removing components marked with **, disconnect battery → Electrical system; Rep. gr.27.
t  A label indicates the type and quantity of refrigerant used.
t  In vehicles with start-stop system, note abort conditions: → Chapter
   
1 - Dash panel**
q   Removing and installing → General body repairs, interior; Rep. gr.70
2 - Sunlight penetration photosensor -G107- or sunlight penetration photosensor 2 -G134-
q   Checking: Vehicle diagnosis, testing and information system -VAS 5051B- (or later model).
q   Function: sunlight penetration photosensor controls temperature flap and fresh air blower depending on light intensity
q   Emergency running in event of failure: Climatronic control unit -J255- assumes fixed value
q   Removing and installing → Chapter
3 - Centre vents
q   Removing and installing → Chapter
4 - Right side vent
5 - Vent
q   Removing and installing → Chapter
6 - Right vent temperature sender -G151-
q   Checking: Vehicle diagnosis, testing and information system -VAS 5051B- (or later model).
q   Removing and installing → Chapter
7 - Climatronic control unit -J255-
q   The Climatronic control unit -J255- and the operating and display unit for Climatronic air conditioning system -E87- are a single component which cannot be dismantled.
q   Checking: Vehicle diagnosis, testing and information system -VAS 5051B- (or later model).
q   Removing and installing → Chapter
q   Renewing: the basic setting and an adaptation („Compressor first run“) must be carried out in the Guided Fault Finding or in the Guided Functions with the vehicle diagnosis, testing and information system -VAS 5051B- (or later model) → Chapter.
8 - Control motor for fresh air and air recirculation flap and air flow flap -V425-
q   Checking: Vehicle diagnosis, testing and information system -VAS 5051B- (or later model).
q   Removing and installing → Chapter
q   Renewing: initiate basic setting using vehicle diagnosis, testing and information system -VAS 5051B- (or later model) → Chapter.
9 - Footwell vent on front passenger side
q   Removing and installing → Chapter
10 - Fresh air blower -V2- with fresh air blower control unit -J126-
q   Checking: Vehicle diagnosis, testing and information system -VAS 5051B- (or later model).
q   Removing and installing fresh air blower -V2- → Chapter
q   Removing and installing fresh air blower control unit -J126- → Chapter
11 - Connector
12 - Baffle plate for heater unit
13 - Connecting piece
q   For air duct
q   Must be removed for removal of → General body repairs, interior; Rep. gr.68
14 - Dust and pollen filter
q   With activated charcoal filter
q   Removing and installing → Chapter
15 - Air duct for right rear footwell
q   Removing and installing → Chapter
16 - Rear footwell air duct
q   Removing and installing → Chapter
17 - Evaporator temperature sensor -G308- or evaporator output temperature sender -G263-
q   Checking: Vehicle diagnosis, testing and information system -VAS 5051B- (or later model).
  Note
One of the two component designations appears depending on software. The functions are identical.
q   Removing and installing → Chapter
18 - Right temperature flap control motor -V159-
q   Checking: Vehicle diagnosis, testing and information system -VAS 5051B- (or later model).
q   Removing and installing → Chapter
q   Renewing: initiate basic setting using vehicle diagnosis, testing and information system -VAS 5051B- (or later model) → Chapter.
19 - Auxiliary air heater element -Z35-**
q   Checking → Chapter
q   Removing and installing → Chapter
20 - Heat exchanger
q   Removing and installing → Chapter
21 - Front air distribution flap control motor -V426- with potentiometer for front air distribution flap control motor -G642-
q   Checking: vehicle diagnosis, testing and information system -VAS 5051B- (or later model)
q   Removing and installing → Chapter
q   Renewing: initiate basic setting using vehicle diagnosis, testing and information system -VAS 5051B- (or later model) → Chapter.
22 - Footwell vent on driver side
q   Removing and installing → Chapter
23 - Left temperature flap control motor -V158-
q   Checking: Vehicle diagnosis, testing and information system -VAS 5051B- (or later model).
q   Removing and installing → Chapter
q   Renewing: initiate basic setting using vehicle diagnosis, testing and information system -VAS 5051B- (or later model) → Chapter.
24 - Footwell vent temperature sender -G261-
q   Checking: Vehicle diagnosis, testing and information system -VAS 5051B- (or later model).
q   Removing → Chapter
25 - Defroster flap control motor -V107-
q   Checking: Vehicle diagnosis, testing and information system -VAS 5051B- (or later model).
q   Removing and installing → Chapter
q   Renewing: initiate basic setting using vehicle diagnosis, testing and information system -VAS 5051B- (or later model) → Chapter.
26 - Heater and air conditioning unit -VX1-
q   Removing and installing → Chapter
q   Dismantling and assembling → Chapter
27 - Right footwell vent temperature sender -G262-
q   Checking: Vehicle diagnosis, testing and information system -VAS 5051B- (or later model).
q   Removing → Chapter
28 - Side vent
29 - Vent temperature sender -G150-
q   Checking: Vehicle diagnosis, testing and information system -VAS 5051B- (or later model).
q   Removing and installing → Chapter

   

Removing and installing fresh air blowerV2 on vehicles with automatic controls "Climatronic" > < Pin assignment for multi-pin connectors A, B and C on back of Climatronic control unitJ255