Circuit/System Verification
- Ignition ON, verify that DTCs P0106, P0107, P0108, P2122, P2123, P2127, P2128, P2138 or P2610 are not set.
- If a DTC is set
If a DTC is set, refer to Diagnostic Trouble Code (DTC) List - Vehicle for further diagnosis.
- If no DTC is set
- If a DTC is set
- Ignition ON, verify the following scan tool parameters are within range of the Altitude vs. Barometric Pressure table. Refer to: Altitude Versus Barometric Pressure
table.
- BARO Sensor
- MAP Sensor
- Turbo Boost Sensor
- If a sensor parameter is not within range
Refer to the appropriate diagnostic below for further diagnosis.
- Barometric Pressure (BARO) Sensor. Refer to: DTC P2227-P2230 (LUJ)
- Manifold Absolute Pressure (MAP) Sensor. Refer to: DTC P0106 , DTC P0106 (LUV)
- Turbocharger Boost Pressure Sensor. Refer to:DTC P0236
- If all sensor parameters are within range
- All OK