Conditions for Setting the DTC
- The ECT is less than -7°C (+20°F) at engine start up, and the ECT is 20°C (68°F) or less after running for 20 minutes.
OR
- The ECT is between -7 to +10°C (+20 and +50°F) at engine start up, and the ECT is 20°C (68°F) or less after running for 5 minutes.