audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Coolant Temperature Sensor/Switch (For Computer) > < How to Find Wiring Diagrams|Page 5053
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If no malfunction is found in the wiring and voltage supply was not OK:

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Replace the Engine Control Module (ECM) J623.

Assembly is performed in the reverse order of removal, note the following:

Final procedures

After repair work, the following work steps must be performed in the mentioned sequence:

1. Check the DTC memory.
2. If necessary, erase the DTC memory.
3. If the DTC memory was erased, generate readiness code.

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End diagnosis and switch ignition off.

Coolant Temperature Sensor/Switch (For Computer) > < How to Find Wiring Diagrams|Page 5053