Components In Passenger Compartment, Servicing
Climatronic Components In Passenger Compartment, Servicing
CAUTION!
Before beginning repairs on the electrical system:
- Obtain the anti- theft radio security code.
- Switch the ignition off.
- Disconnect the battery Ground (GND) strap.
- After reconnecting battery, re-code and check operation of anti-theft radio. Also check operation of clock and power windows.
NOTE:
- System components marked with an asterisk * can only be serviced or replaced after discharging refrigerant system. Use Kent Moore ACR4 or equivalent.
- Before carrying out any work on the A/C refrigerant system, refer to A/C refrigerant system safety measures.
1 - Side window air outlet
2 - Air outlets
- Golf and Jetta have different types
3 - Defroster air outlet
4 - Sunlight photo sensor -G107-
- Function: Controls temperature flap and fresh air blower speed depending on light intensity
- In event of failure: Climatronic Control Module -J255- assumes fixed value
5 - Instrument panel temperature sensor -G56- with interior temperature sensor fan -V42-
- Control unit -J255-, A/C control head -E87- and dash panel temperature sensor -G56- with temperature sensor blower -V42- are integrated into a single unit which cannot be serviced separately.
- Function: Temperature sensor controls temperature flap and fresh air blower depending on temperature
- In event of -G56- malfunction, operation continues assuming value of +24 °C (75 °F)
- Replacing and adjusting:
- Code Climatronic control module, function 07 and then initiate Basic setting, function 04 using VAG 1551 Scan Tool (ST) See Climatronic, OBD.
6 - A/C control head unit -E87-
- Climatronic control unit - J255-, A/C control head - E87- and instrument panel temperature sensor -G56- with interior temperature sensor blower -V42- are integrated into a single unit and cannot be serviced separately.
- Replacing and adjusting:
- Code Climatronic control module, function 07 and then initiate Basic setting, function 04 using VAG 1551 Scan Tool (ST) See Climatronic, OBD.
7 - Intermediate duct
8 - Instrument panel cross member
9 - Dust and pollen filter
- With activated charcoal filter
10 - Fresh air intake duct temperature sensor -G89-
- Function: Temperature sensor controls temperature flap and fresh air blower depending on temperature
- In event of malfunction: outside temperature sensor -G17- value is used instead.
- Replacing:
- Remove glove box.
- Reach behind heating and A/C unit.
- Turn temperature sensor 90 ° and pull out.
- Lubricate seal with oil when installing.
NOTE:
If it is not possible to remove sensor as described above:
- Loosen instrument panel cross member.
- Partially remove heating and A/C unit.
11 - Air flow flap motor -V71-
- Also operates fresh and recirculating air flap
- Replacing and adjusting:
- Initiate Basic setting, function 04 using VAG 1551 Scan Tool (ST) See Climatronic, OBD.
12 - Fresh air blower -V2-
13 - Fresh air blower control module -J126-
- Function: Controls fresh air blower speed depending on voltage signal
14 - Heating and A/C unit*
- With heater core
- With evaporator
15 - Central air flap motor -V70-
- Replacing and adjusting:
- Initiate Basic setting, function 04 using VAG 1551 Scan Tool (ST) See Climatronic, OBD.
16 - Temperature regulator flap motor -V68-
- Replacing and adjusting:
- Initiate Basic setting, function 04 using VAG 1551 Scan Tool (ST) See Climatronic, OBD.
17 - Center trim
18 - Climatronic control module -J255-
- Climatronic control module -J255-, A/C control head -E87- and instrument panel temperature sensor -G56- with interior temperature sensor blower -V42- are integrated into a single unit and cannot be serviced separately.
- After replacing:
- Always code Climatronic control module, function 07 and then initiate Basic setting, function 04 using VAG 1551 Scan Tool (ST) See Climatronic, OBD.
19 - Footwell air outlet
- Passenger side only
20 - Rear footwell air duct
21 - Gasket
22 - Connecting duct
- With driver's side footwell air outlet
23- Footwell air outlet temperature sensor -G192-
- Function: Controls air distribution defrost/footwell and fresh air blower speed depending on air outlet temperature measurement.
- Emergency running in event of failure: Continued operation assuming value of +80 °C (176 °F)
24 - Footwell/defroster - flap motor -V85-
- Replacing and adjusting:
- Initiate Basic setting, function 04 See Climatronic, OBD.
25 - Heater core*
- Always replace coolant after removal or replacing
26 - Heater core/bulkhead seal*
27 - Defroster duct
- Replacing:
- Remove instrument dash panel
- Loosen instrument panel cross member
- Note installation position
Fig. 1 Sender for outlet temperature, floor outlet -G192-, removing and installing
Removing
- Remove trim under the steering column.
- Disconnect electrical connector from floor outlet temperature sender -G192-.
- Turn temperature sender-1- 90° and take out from housing -2-.
Installing
Lubricate seal with oil when installing.
Fig. 2 Sunlight photo sensor -G107, removing
- Unclip sunlight photo sensor -1- with screwdriver.
Fig. 3 Control module for fresh air blower -J126-, removing
- Remove glove box.
- Disconnect electrical connector -2- and remove screw -3-.
- Remove -J126-.
Fig. 4 - Fresh air blower -V2-, removing
1 - Heating and ventilation unit
2 - Fresh air blower -V2-
3 - Cover
4 - Screws
5 - Cover
Removing
- Remove glove box.
- Remove plastic foam cover -3- below A/C unit.
- Remove bolts -1-.
- Remove cover -2-.
- Disconnect electrical connector -1- for fresh air blower.
- Remove fresh air blower -2- downward.