A4 Sedan V6-3.2L (BKH) (2007)
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Remove the Engine Control Module (ECM) J623.
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Using a Multimeter, check the Engine Coolant Temperature (ECT) Sensor G62 electrical harness connector terminals to the Engine Control
Module (ECM) J623 electrical harness connector T60 terminals for an open circuit.
Engine Coolant Temperature
Engine Control Module (ECM)
(ECT) Sensor G62 electrical
J623 electrical connector
harness connector terminals
T60 terminals or test box socket
1
40
2
43
Specified value: 1.5 Ohms Max.
If the specification was not obtained:
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Check the wiring for a short circuit to each other, Battery (+), and Ground (GND).
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Check the electrical harness connector for damage, corrosion, lose or broken terminals.
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If necessary, repair the faulty wiring connection.
If no malfunction is detected in the wiring:
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Replace the Engine Control Module (ECM) J623.
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Install the front engine cover - arrows -.
Final procedures
After 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 of diagnosis.