gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Throttle Position (TPS) Sensor|Page 5389 > < Diagram Information and Instructions|Page 5386
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Throttle Position Sensor: Testing and Inspection
Throttle Position (TPS) Sensor

When the VCM detects a malfunction with the Throttle Position (TP) sensor circuits, the following Diagnostic Trouble Code (DTC)s will set:

^

DTC P0121 circuit performance

^

DTC P0122 circuit low.

^

DTC P0123 circuit high.

^

DTC P1121 intermittent circuit high.

^

DTC P1122 intermittent circuit low.

Refer to Diagnostic Tables. See: Testing and Inspection

Throttle Position (TPS) Sensor|Page 5389 > < Diagram Information and Instructions|Page 5386