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Passat Sedan V6-3.6L (BLV) (2008)

Powertrain Management > Sensors and Switches - Powertrain Management > Sensors and Switches - Computers and Control Systems > Knock Sensor > Component Information > Testing and Inspection > Page 2723

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Checking internal resistance

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Using a multimeter, check terminals 1 to 2 of both knock sensors for an internal short.

Specified value: infinite (Infinity).

If the specified value was not obtained:

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Replace the faulty Knock Sensor (KS) 1 (G61) or Knock Sensor (KS) 2 (G66).

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 Motronic Engine Control Module (ECM) (J623). Refer to the Repair Information.

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Using a multimeter, Check the knock sensor electrical harness connectors to the Motronic Engine Control Module (ECM) (J623) electrical harness
connector T60 for an open circuit.

Powertrain Management > Sensors and Switches - Powertrain Management > Sensors and Switches - Computers and Control Systems > Knock Sensor > Component Information > Testing and Inspection > Page 2723

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