Code Enable Criteria

Following conditions must be met for DTC diagnostic test to run:

• Sensor output is changing more than 2 percent within 124 miles, or fuel level sensor position change is less than 15 percent within 124 miles.
• Intake air temperature is more than 32°F (0°C).
• Manifold absolute pressure value changes less than 10 kPa in 3 seconds.
• Engine speed changes less than 50 RPM in 3 seconds.