Code Enable Criteria
- Diagnostic Trouble Code (DTC) P0030, P0036, P0101, P0102, P0103, P0112, P0117, P0118, P0121, P0122, P0123, P0125, P0131, P0132, P0133, P0134, P0135, P0137, P0138, P0140, P0141, P0171, P0172, P0300, P0440, P0442, P0446, P0449, P0502, P0503, P1111, P1112, P1114, P1115, P1121, P1122, P1133, P1134, P1380, P1381, or P1441 is not set.
- At start-up, engine coolant temperature is less than 132°F (56°C).
- Engine is running.
- Short term fuel trim is .96-1.04.
- Engine speed is more than 1200 RPM.
- Engine load is greater than zero percent.
- Ignition voltage is more than 9 volts.
- Mass airflow is 0-25 grams/sec.
- Air/fuel ratio is more than 13.0:1.
- Engine coolant temperature is 41-230°F (5-110°C).
- Intake air temperature is 41-158°F (5-70°C).
- Vehicle speed is more than 25 MPH.