R8 Quattro Coupe V10-5.2L (BUJ) (2010)
Specified value: at least 4.5 V
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Switch the ignition off.
If the specified value was obtained:
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Replace the Throttle Valve Control Module (J338). Refer to appropriate repair information.
If the specified value was not obtained:
Checking wiring
If the manufacturers test box is being used, perform the following step.
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Install the test box. Refer to appropriate repair information.
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 repair information.
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Using a Multimeter, check the Throttle Valve Control Module (J338) electrical harness connector terminals to the Motronic Engine Control
Module (ECM) (J623) electrical harness connector T60 terminals for an open circuit.