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Home >> Chevrolet >> 2000 >> Lumina >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls Self-Diagnostics - 3.1L >> Diagnostic Tests >> DTC P0121: TP Sensor Performance >> Code Enable Criteria

Code Enable Criteria

For duplication of DTC, ensure no active TP sensor or MAP sensor DTCs are present, engine has been running longer than 2 minutes, engine coolant temperature is more than 167°F (75°C), MAP sensor reading is less than 50 kPa or greater than 70 kPa and MAP sensor reading is steady for at least 5 seconds.