porsche Workshop Repair Guides

Porsche Workshop Service and Repair Manuals

Throttle Position Sensor|Flow of Diagnosis|Page 2043 > < Throttle Position Sensor|Flow of Diagnosis|Page 2041
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Diagnosis of the throttle adjustment device:

During normal operation the adjustment device of the electronic throttle blade is continuously monitored. The output signal to the engine of the throttle
device and the deviation between actual and desired position of the throttle blade is monitored.

Diagnosis of the actual position from the throttle blade:

The deviation between actual and desired position of the throttle blade is monitored.

Diagnosis of the output of the electronic throttle control:

The output of the electronic throttle control (ETC) is continuously monitored. If the output is too high a reversible or irreversible (different time spans)
reaction of the electronic throttle control in the ECU is done and faults are processed.

Throttle Position Sensor|Flow of Diagnosis|Page 2043 > < Throttle Position Sensor|Flow of Diagnosis|Page 2041