air conditioning AUDI A4 2000 B5 / 1.G AHA Engine Auxiliary Signals Checking Workshop Manual

24-167

Continuation
If the displayed values are NOT OK:

- Connect VAG1598/22 test box to ECM harness
connector page 01
-67
.

- Check wiring for open circuit, short circuit to B+
or short circuit to Ground between ECM/test box
terminal 8 and either A/C control head -E87- or
Transmission Control Module (TCM).

Electrical Wiring Diagrams, Troubleshooting &
Component Locations binder If the wiring is OK:

- Check function of A/C control head -E87-.

Repair Manual, Heating & Air Conditioning,
Repair Group 01


- Carry out electrical testing of automatic
transmission.
Repair Manual, 5 Spd. Automatic
Transmission 01V, Repair Group 01
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