Code Enable Criteria
Conditions for running DTC:
- Barometric pressure is greater than 11 psi (75 kPa).
- Fuel level is greater than 25 percent.
- Intake air temperature is 14-158°F (-10 to 70°C).
- Engine running at a steady speed.
- Engine is operating in closed-loop.
Conditions for setting DTC:
- Total fuel trim is greater than or equal to 30 percent for 5 seconds.
- Short term fuel trim is greater than or equal to 20 percent for 45 seconds.