Code Enable Criteria

Conditions for running DTC:

• Engine has been running for at least 10 minutes.
• Engine is not operating in closed-loop fuel control.
• Diagnostic will run once per drive cycle.

Conditions for setting DTC:

• Engine coolant temperature of 68°F (20°C), which is sufficient to allow closed-loop operation, is not achieved within a predetermined time frame.
• Diagnostic will run once per drive cycle.