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Throttle Position Sensor|Locations|Page 898 > < Throttle Position Sensor|Locations
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Throttle Position Sensor: Testing and Inspection

Throttle Position Sensor, Checking

Recommended Special Tools, Workshop Equipment, Testers, Measuring Instruments and Auxiliary Items

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V.A.G 1526 portable multimeter or V.A.G 1715 multimeter

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Adapter set V.A.G 1594

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Wiring diagram

Test Conditions

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The respective fuses of Motronic Engine Control Module (ECM) -J220- must be OK

Function

Both the Throttle Position (TP) Sensor -G79- and the Accelerator Pedal Position Sensor 2 -G185- are located at the accelerator pedal and
communicate the drivers intentions to the ECM completely independently of each other. Both sensors are integrated into one housing.

Test Sequence

NOTE:  When servicing terminals in the harness connector for the Throttle Position (TP) Sensor, use only gold-plated terminals.

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Remove cover in footwell (driver side).

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Disconnect 6-pin connector from Throttle Position (TP) Sensor.

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Switch ignition on.

Throttle Position Sensor|Locations|Page 898 > < Throttle Position Sensor|Locations