Removing and installing base plate for heater controls / air conditioner controls — AUDI

🧭 Before you start

Fits: Audi A3 (8P, 2003–2012)

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• Check the position of the right footwell flap (E), the air duct (F) must be completely open.

📋 Procedure

1. Move the rotary temperature setting control (A) to the "“cold stop”" position (vehicles with no air conditioner only).
2. Remove glove box General body repairs, interior68.
3. Remove the "“passenger side”" footwell vent.
4. Remove the heater control unit J65 (air conditioning system control unit J301) .
5. Screw out the bolts (A).

6. Remove the frame (B).
7. Reach into the centre console and release the fastener of the flexible shaft (H).
8. Reach into the centre console, release the fastener (D) of the Bowden cable sheath (E) and take the Bowden cable sheath out of the mount (vehicles with no air conditioner only).
9. Reach into the centre console and release the ball at the Bowden cable (F) from the control lever (G) (vehicles with no air conditioner only).
10. Remove the base plate from the centre console (C). [Note: A gear mechanism is fitted in the base plate of the heater/air conditioner controls (C) and in the heater/air conditioning unit. One turn of the rotary air distribution knob causes the flexible shaft (H) to turn twice.As the position of the flaps cannot be seen with the dash panel installed, pay attention to the position of the air distributor flaps on connecting the flexible shaft (H) to the base plate.]
11. Connect the Bowden cable for the temperature flap to the base plate (A) (vehicles with no air conditioner only).
12. Assemble the base plate (D) and the heater control unit J65 (air conditioning system control unit J301) (C).
13. Move the rotary control (D) to the position in which the flexible shaft (C) can be inserted in the mount of the base plate (A).
14. Insert the flexible shaft (C) in the base plate (A).
15. Move the rotary control (D) to the "“air to footwell”" position (as shown in illustration).
16. Check the position of the right footwell flap (E), the air duct (F) must be completely open.
17. If the air duct (F) is closed:
18. Detach the flexible shaft (C) from the base plate (A).
19. Move the rotary control (D) to the "“air distribution to windscreen”" position (turn through approx. 180°).
20. Insert the flexible shaft (C) in the base plate (A).
21. Move the rotary control (D) to the "“air to footwell”" position (as shown in illustration).
22. Check the position of the right footwell flap (E), the air duct (F) must be completely open.

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