Removing and installing auxiliary air heater Airtronic D3 — AUDI

🧭 Before you start

Fits: VW Transporter T5 (7H), VW Transporter T6 (7E), VW Transporter T6 (7F)

Don't miss

• Do not remove bolts (1) completely.

📋 Procedure

1. Disconnect 10-pin connector T10ba(1) from auxiliary air heater under front right seat.
2. Remove right underbody cover General body repairs, exterior66Underbody covers; Assembly overviews.
3. Guide wiring harness through opening in underbody.
4. ⚠ Danger of fuel escaping.The fuel system is pressurised.Before opening the system, wrap a cloth around the connection. Then release pressure by carefully loosening the connection. — Separate fuel line (arrow) from auxiliary air heater and seal fuel line.
5. Release cable ties to unions (2 and 6).

6. Remove bolts (1). [Note: Do not remove bolts (1) completely.]
7. Remove bolts (4).
8. Remove auxiliary air heater (3) as shown in figure (A). [Note: Only the version Airtronic D3 is factory installed in the Transporter models 2010 ►.Date of first use is entered on lower part of manufacturer's plate.The heat exchanger can be used for 10 years and must be replaced after date has expired.]
9. Disconnect 10-pin connector T10ba(1) from auxiliary air heater under front right seat.
10. Remove right underbody cover General body repairs, exterior66Underbody covers; Assembly overviews.
11. Guide wiring harness through opening in underbody.
12. ⚠ Danger of fuel escaping.The fuel system is pressurised.Before opening the system, wrap a cloth around the connection. Then release pressure by carefully loosening the connection. — Separate fuel line (arrow) from auxiliary air heater and seal fuel line.
13. Remove exhaust system .
14. Loosen clip to air intake silencer at auxiliary air heater.
15. Release cable ties on connecting pieces (1) to air ducts and push them in direction of (arrow).
16. Unscrew collar nuts (3).
17. Remove auxiliary air heater (1) from bracket (2).

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