Q7 Quattro V6-3.6L (BHK) (2007)
Specified value: 5.0 to 8.0 ohms (at approx. 20° C)
If the specified value was not obtained:
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Replace the faulty Camshaft Adjustment Valve.
If the specified value was obtained:
Checking voltage
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Switch the ignition on.
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Using a Multimeter, Check the Camshaft Adjustment Valve electrical harness connector terminal to the Engine Control Module (ECM) Power
Supply Relay (J271) terminal 2/87 for voltage.
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Switch the ignition off.
Specified value: battery voltage.
If the specified value was not obtained:
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Check the wiring connection for an open circuit, short circuit to Battery (+) or Ground (GND).
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Check the wiring connection for damage, corrosion, lose or broken terminals.
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If necessary, repair the faulty wiring connection.
If the specified value was obtained:
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 Engine Control Module (ECM) (J623). Refer to => [ Engine Control Module, Replacing ] See: Powertrain Management/Computers
and Control Systems/Engine Control Module/Service and Repair/Engine Control Module, Replacing.
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Using a Multimeter, Check the Camshaft Adjustment Valve electrical harness connector terminal 2 to the Engine Control Module (ECM) electrical
harness connector for an open circuit.