DTC will test when the following conditions are present:
WARNING: This page is about a different car, the 1997 GMC Pickup and 1997 Chevrolet Pickup. However, it is still accessible from the selected car via links, so may be relevant.
- No MAP sensor DTCs are set.
- Vehicle speed less than one MPH.
- Throttle angle less than 3 percent.
- Engine coolant temperature greater than 140°F (60°C).
- Engine speed is 1400-4400 RPM.
- MAP pressure is less than 20 kPa.
- All conditions are met for 5 seconds.
- No MAP sensor DTCs are set.