Code Enable Criteria

Conditions for running DTC:

• ECT is less than 20°F (-6.7°C) at start up.
• ECT sensor value is 95°F (35°C) or less after engine has been running for greater than 20 minutes.
• ECT is 20-50°F (-6.7 to 10°C) at start up.
• ECT sensor value is 95°F (35°C) or less after engine has been running for 5 minutes or greater.

Conditions for setting DTC:

• ECT or IAT is less than 20°F (-6.7°C) at engine start up and ECT sensor is 95°F (35°C) or less after running for 20 minutes.
• ECT or IAT is 20-50°F (-6.7 to 10°C) at engine start up and ECT sensor is 95°F (35°C) or less after running for 5 minutes.
• ECT or IAT is greater than 50°F (10°C) at engine start up and ECT sensor is 95°F (35°C) or less after running for 2 minutes.