S5 Quattro Coupe V8-4.2L (CAUA) (2009)
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Switch the ignition off.
If the specified values are obtained:
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Replace the Intake Manifold Runner Position Sensor (G336).
If the specified values are not 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 Intake Manifold Runner Position Sensor (G336) electrical harness connector terminals to the Engine Control
Module (ECM) (J623) electrical harness connector T60 terminals for resistance.
Specified value: 2.5 ohms Max.
If the specification was not obtained:
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Check the wiring for an open circuit, a short circuit to each other, Battery (+), or Ground (GND).
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Check the electrical harness connector for damage, corrosion, loose or broken terminals.
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If necessary, repair the faulty wiring connection.
If no malfunction is detected in the wiring:
