Q7 Quattro V6-3.6L (BHK) (2007)
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Check the voltage supply of the Throttle Valve Control Module (J338) to the Engine Control Module (ECM) (J623).
Checking voltage supply and wiring
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Switch the ignition on.
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Using a Multimeter, check the Throttle Drive (for Electronic Power Control (EPC)) (G186) at the Throttle Valve Control Module (J338) electrical
harness connector terminals 2 to 6 for voltage.
Specified value: at least 4.5 V
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Switch the ignition off.
If the specification was not obtained:
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Using a Multimeter, check the Throttle Drive (for Electronic Power Control (EPC)) (G186) at Throttle Valve Control Module (J338) electrical
harness connector terminals to the Engine Control Module (ECM) (J623) electrical harness connector T60 terminals for an open circuit.