A5 Quattro Coupe V6-3.2L (CALA) (2009)
Checking wiring
If the manufacturers test box is being used, perform the following step.
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Install the test box.
If the manufacturers test box is not being used, perform the following step.
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Remove the Motronic Engine Control Module (ECM) (J623). Refer to appropriate service information.
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Using a multimeter, Check the Camshaft Position (CMP) Sensor 2 (G163) electrical harness connector to the Motronic Engine Control Module
(ECM) electrical harness connector T60 for an open circuit.
Specified value: 1.5 ohms Max.
If the specified value was not obtained:
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Check the wiring for a short circuit to Battery (+), or an open circuit.
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Check the wiring connection for damage, corrosion, loose or broken terminals.
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If necessary, repair the faulty wiring connection.
If no malfunction is found in the wiring and voltage supply was OK:
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Replace the Camshaft Position (CMP) Sensor 2 (G163). Refer to appropriate service information.
If no malfunction is found in the wiring and voltage supply was not OK:
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Replace the Motronic Engine Control Module (ECM) (J623). Refer to appropriate service information.
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Install the engine cover with air filter. Refer to appropriate service information.
Final procedures
After the repair work, the following work steps must be performed in the following sequence: