A4 Quattro Wagon L4-2.0L Turbo (BPG) (2005)
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Specified value: Wire resistance max 1.5 Ohms.
If the specification is not obtained:
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Check the wiring for a short circuit to Battery positive (+) or an open circuit.
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If necessary, repair the wiring connection.
If no malfunction is found in wiring:
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Replace the Engine Control Module (ECM) J623.
Assembly is performed in the reverse order of the removal, note the following:
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Install the left rear wheel housing liner.
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.