Removing and installing fresh air and air recirculation flap control motor V154 — AUDI

🧭 Before you start

Fits: Audi A1 (8X, 2010–2018)

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• The control motor mounting must be renewed if the retaining tabs in the mounting have broken off.
• Fresh air flap must be in "“open”" position.
• Air recirculation flap must be in "“closed”" position.
• Insert mounting (1) at housing; gear wheel (2) at control motor must engage in gear wheel (3) at fresh air flap lever, and gear wheel (4) must engage at air recirculation flap lever, as shown.
• The mounting is not positioned correctly on the housing if the bolts cannot be fitted.Pay attention to correct mutual positioning of the gear wheels on assembly (large tooth and large gap)

📋 Procedure

1. Observe general notes .
2. Remove fresh air blower .
3. Remove bolts (2 and 4).
4. Release fasteners (arrows) and detach mounting with control motor (1).
5. Unplug electrical connector (3).

6. Carefully press retaining tabs (arrows) outwards and take control motor (A) out of mounting (B). [Note: The control motor mounting must be renewed if the retaining tabs in the mounting have broken off.]
7. Insert new control motor (A) in mounting (B).
8. Fresh air flap must be in "“open”" position.
9. Air recirculation flap must be in "“closed”" position.
10. Insert mounting (1) at housing; gear wheel (2) at control motor must engage in gear wheel (3) at fresh air flap lever, and gear wheel (4) must engage at air recirculation flap lever, as shown.
11. Press mounting with control motor fully onto housing. [Note: The mounting is not positioned correctly on the housing if the bolts cannot be fitted.Pay attention to correct mutual positioning of the gear wheels on assembly (large tooth and large gap)]
12. Route electrical wiring harness so that it cannot come into contact with moving components (e.g. control motor lever).
13. To check operation of control motor, connect an adapter cable , or use a test lead from adapter setV.A.G 1594C to connect contacts "“5”" and "“6”" of control motor to a 12 V battery via a 5 A fuse. [Note: Allow control motor to turn as far as stop. The direction of rotation can be reversed by interchanging positive and negative.]
14. Install fresh air blower .
15. Vehicles with heater: Check operation of control motor .
16. Vehicles with manually controlled air conditioner: After completing the repairs, perform the following work on the operating unit , "“Guided Fault Finding”" function:
17. Perform final control diagnosis.

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