Circuit/System Verification
- Verify that DTC P0106, P0107, P0108, P012B, P012C, P012D, P0641, P0651, P2227, P2228, or P2229 is not set.
- If a DTC is set, refer to Diagnostic Trouble Code (DTC) List - Vehicle .
- Ignition ON.
- Verify the scan tool BARO parameter is within the range specified in the Altitude Versus Barometric Pressure
table.
- The BARO parameter is not in range
Refer to DTC P2227 .
- The BARO parameter is within range
- The BARO parameter is not in range
- Verify the scan tool Supercharger Inlet Pressure Sensor pressure parameter is within range specified in the Altitude Versus Barometric Pressure
table.
- The pressure is not in range
Refer to DTC P012B .
- The pressure is within range
- The pressure is not in range
- Verify the Supercharger Inlet Pressure Sensor pressure parameter decreases after starting the engine.
- The pressure does not decrease
Refer to Circuit/System Testing .
- The pressure decreases
- The pressure does not decrease
- 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.
- Verify the DTC does not set.
- If the DTC sets
Refer to Circuit/System Testing
- If no DTCs set
- If the DTC sets
- All OK