Removing and installing left temperature flap control motor V158 with potentiometer G220 — VW

🧭 Before you start

Fits: platform codes AU1, BX5

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• The upper bolt can be accessed with a commercially available ratchet.
• Check operation of flaps and hinge mechanism before fitting.Make sure levers and shafts are properly fitted in the mounts.

📋 Procedure

1. Switch off all electrical consumers.
2. Switch off ignition.
3. Remove ignition key.
4. ⚠ Risk of injury from knee airbag.Before working in the area of pyrotechnic components, the person doing the work must ensure "“static discharge”". Observe safety precautions for working on airbags General body repairs, interior00Safety information; Safety precautions for working with pyrotechnic components. — Remove footwell vent on driver side .
5. Pull actuating lever (3) off heater unit. [Note: The upper bolt can be accessed with a commercially available ratchet.]

6. Unscrew bolts (arrows).
7. Disconnect electrical connector (2).
8. Remove left temperature flap control motor V158(1). [Note: Check operation of flaps and hinge mechanism before fitting.Make sure levers and shafts are properly fitted in the mounts.]
9. Position the control motor (1) at the air distribution housing. The gear wheel (2) at the control motor must engage in the gear wheel (3) at the temperature flap lever. [Note: If the gear wheels on the control motor and temperature flap lever do not align, rotate the receptacle in the control motor.If the bolts cannot be fitted, the control motor is not completely seated on the housing.Rotate control motor until it reaches a convenient position for installation. The direction of rotation can be changed by changing polarities.]
10. Switch on ignition, connect respective control motor to vehicle wiring harness and select a setting on operating and display unit to set control motor to desired position (e.g. mid-position). Wait until control motor has moved to desired position and switch off ignition.
11. Route wiring harness so that it cannot come into contact with any moving parts (e.g. actuating arm on control motor).
12. Read event memory and erase any entries displayed. Then perform "“basic setting”" in "“Guided fault-finding”" mode.
13. As a final step, check operation of heater and air conditioning system.

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