A4 Sedan V6-3.2L (BKH) (2007)
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Remove the Engine Control Module (ECM) (J623 ). Refer to => [ ECM, Removing and Installing ] See: Powertrain Management/Computers and
Control Systems/Engine Control Module/Service and Repair/ECM, Removing and Installing.
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Using a Multimeter, check the Intake Air Temperature (IAT) Sensor (G42) electrical harness connector terminals to the Engine Control Module
(ECM) (J623) electrical harness connector terminals for an open circuit.
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 and if the voltage supply was OK:
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Replace the Engine Control Module (ECM) (J623 ). Refer to => [ ECM, Removing and Installing ] See: Powertrain Management/Computers and
Control Systems/Engine Control Module/Service and Repair/ECM, Removing and Installing.
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Install the rear engine cover - arrows -.