Removing and installing rear right vent temperature sender G406 / rear left vent temperature sender G405 — AUDI

🧭 Before you start

Fits: Audi Q7 (4L, 2005–2015)

• Special tools named: VAS 5051

Don't miss

• Mark the connectors to the vent temperature senders (B) and (C) (danger of interchange).
• To ensure that the vent temperature senders have no play in the mount (F), an O-ring (E) is fitted.
• Plug in the connectors (B) and (C) (ensure correct assignment).

📋 Procedure

1. Switch off ignition.
2. Remove the side panel trim on the left of the luggage compartment General body repairs, interior70.
3. Remove insulation at air conditioning unit (rear).
4. Mark the connectors to the vent temperature senders (B) and (C) (danger of interchange).
5. Give the appropriate vent temperature sender (rear right G406(A) or rear left G405(D)) an approx. 90° turn in direction of arrow.

6. Take the appropriate vent temperature sender out of the air duct.
7. Check the O-ring (E) for damage and correct positioning.
8. Insert the vent temperature sender in the air duct mount (F). [Note: To ensure that the vent temperature senders have no play in the mount (F), an O-ring (E) is fitted.]
9. Plug in the connectors (B) and (C) (ensure correct assignment).
10. Re-install remaining components in reverse order of removal.
11. Interrogate the fault memory of the front operating and display unit, Climatronic control unit J255 and the rear Climatronic operating and display unit E265 and erase any faults displayed "Guided Fault Finding" function of vehicle diagnostic, testing and information system VAS 5051.

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