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Home >> Chevrolet >> 2001 >> Tracker 2D Utility, RWD, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Self-Diagnostics >> Diagnostic Tests >> DTC P0121: Throttle Position Sensor Performance >> Code Enable Criteria
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Code Enable Criteria

DTC will set when difference between expected TP sensor input and actual input is greater than specified value for at least 3 seconds.

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