Conditions for Running the DTC
- DTCs P0068, P0101, P0102, P0103, P0106, P0107, P0108, P0117, P0118, P0120, P0121, P0201, P0202, P0203, P0204, P0442, P0443, P0446, P0449, P0452, P0453, P0496, P1516, P2101, P2135, or P2176 are not set.
- The Engine Coolant Temperature (ECT) Sensor parameter is more than 70°C (158°F).
- The Ignition 1 Signal parameter is between 11-18 volts.
- The Mass Airflow (MAF) Sensor parameter is between 5-25 g/s.
- The Engine Run Time parameter is more than 60 seconds.
- The Engine Speed parameter is between 500-3,000 RPM.
- The Ignition 1 Signal parameter varies less than 1 volt.
- DTC P0141 runs the heater current test twice per drive cycle when the above conditions are met for 2 seconds.