S6 Quattro Sedan V10-5.2L (BXA) (2007)
Checking internal resistance
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Using a Multimeter, check the Knock Sensor 3 (G198) terminals 1 to 2 for an internal short.
Specified value: infinite (Infinity).
If the specified value was not obtained:
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Replace Knock Sensor 3 (G198).
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) 2 (J624). Refer to => [ Engine Control Module, Removing and Installing ] See: Powertrain
Management/Computers and Control Systems/Engine Control Module/Service and Repair/Engine Control Module, Removing and Installing.
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Using a Multimeter, check the Knock Sensor 3 (G198) electrical harness connector to the Engine Control Module (ECM) 2 (J624) electrical
harness connector T60b for an open circuit.