Circuit/System Verification
- If DTC P0641 or P0651 set, refer to Diagnostic Trouble Code (DTC) List - Vehicle .
- Ignition ON, observe the MAP Sensor parameter. The reading should be between 0.05-4.9 volts.
- Operate the vehicle within the Conditions for Running the DTC. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records data