A4 Quattro Wagon L4-2.0L Turbo (BPG) (2005)
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Using the Test Box 105 Pin VAG1598/42 and Multimeter V.A.G 1526 A or equivalent, check the following wiring connections for an open
circuit.
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Camshaft Position (CMP) Sensor G40 (bank 1).
Harness connector Terminal
Test box Socket
1 Battery positive (+)
26
2 (signal)
44
3 Ground (GND)
14
Specified resistance 1.5 Ohms max.
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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 malfunctions are found in the wiring:
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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 the repair work, the following work steps must be performed in the following 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 the ignition off.
