Volkswagen Workshop Manuals
Passat Sedan V6-3.6L (BLV) (2008)
Powertrain Management > Computers and Control Systems > Electronic Throttle Actuator > Component Information > Locations > Page 2984
Electronic Throttle Actuator: Testing and Inspection
Throttle Position Sensor and Accelerator Pedal Position Sensor 2, Checking
Special tools, testers and auxiliary items required
‹› Wiring diagram
‹› The Motronic Engine Control Module (ECM) (J623) fuses OK.
‹› Battery voltage at least 12.5 volts.
‹› All electrical consumers such as, lights and rear window defroster, switched off.
‹› Vehicles with automatic transmission, shift selector lever into position " P" or "N".
‹› A/C switched off.
‹› Ground connections between engine/transmission/chassis OK.
‹› Ignition off
Observe safety precautions. Refer to => [ Safety Precautions ] See: Service Precautions/Safety Precautions
Observe Clean Working Conditions. Refer to => [ Clean Working Conditions ] See: Service Precautions/Clean Working Conditions
Perform a preliminary check to verify the customers complaint. Refer to => [ Preliminary Check ] See: Testing and Inspection/Scan Tool Testing
‹› Use only gold-plated terminals when servicing the electrical harness connector terminals in Throttle Position (TP) Sensor (G79)/Accelerator Pedal
Position Sensor 2 (G185).
Remove the steering column cover.
Disconnect the Throttle Position (TP) Sensor (G79)/Accelerator Pedal Position Sensor 2 (G185) electrical harness connector.
Checking voltage supply and wiring
Switch the ignition on.
Using a multimeter, check the following wiring connections for voltage.
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