Q7 Quattro V6-3.6L (BHK) (2007)
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End diagnosis.
If the DTC does return and no malfunction is detected in the wiring and the voltage supply was OK:
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Replace the Engine Control Module (ECM) (J623). Refer to => [ Engine Control Module, Replacing ] See: Engine Control Module/Service and
Repair/Engine Control Module, Replacing.
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Assembly is performed in the reverse of the removal.
Final procedures
After repair work, the following work steps must be performed in the following sequence:
1. Check the DTC memory. Refer to => [ Diagnostic Mode 03 - Read DTC Memory ] See: Testing and Inspection/Scan Tool Testing and
Procedures/Diagnostic Modes 01 - 09/Diagnostic Mode 03 - Read DTC Memory
2. If necessary, erase the DTC memory. Refer to => [ Diagnostic Mode 04 - Erase DTC Memory ] See: Testing and Inspection/Scan Tool Testing
and Procedures/Diagnostic Modes 01 - 09/Diagnostic Mode 04 - Erase DTC Memory
3. If the DTC memory was erased, generate readiness code. Refer to => [ Readiness Code ] See: Testing and Inspection/Monitors, Trips, Drive
Cycles and Readiness Codes.