TT Roadster L4-2.0L Turbo (BPY) (2008)
Accelerator Pedal Position Sensor: Testing and Inspection
Throttle Position (TP) Sensor (G79)/Accelerator Pedal Position Sensor 2 (G185), checking
Special tools, testers and auxiliary items required
‹› Multimeter.
‹› Wiring diagram
Test requirement
‹› The 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 (GND) connections between engine/transmission/chassis OK.
‹› Use only gold-plated terminals when servicing the electrical harness connector terminals in Throttle Position (TP) Sensor (G79 )/Accelerator
Pedal Position Sensor 2 (G185).
Test procedure
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Perform a preliminary check to verify the customers complaint. Refer to => [replacing ] See: Computers and Control Systems/Engine Control
Module/Testing and Inspection/Engine Control Module (ECM) (J623).
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Release the tabs - arrows - and remove the steering column cover.
Start diagnosis
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Disconnect the Throttle Position (TP) Sensor ( G79)/Accelerator Pedal Position Sensor 2 (G185 ) electrical harness connector - 2 -.