Circuit/System Verification

WARNING: This page is about a different variant/trim than selected.

Ignition - On/Vehicle - In Service Mode
Verify DTC P0106, P0107, P0108, P2227, P2228, P2229, P2230 is not set.
- If any of the DTCs are set
  Refer to: Diagnostic Trouble Code (DTC) List - Vehicle
- Go to next step: If none of the DTCs are set
Verify the following conditions do not exist:
- B74 Manifold Absolute Pressure Sensor
  - Ice/Moisture/Restricted
  - Leaking @O-Ring - Missing/Visible Damage
  - Skewed
- B75C Multifunction Intake Air Sensor
  - Ice/Moisture/Restricted
  - Leaking @O-Ring - Missing/Visible Damage
  - Skewed
- If a condition exists
  Repair or replace as necessary
- Go to next step: If no condition exists
Verify the scan tool parameter:
- BARO Sensor = Altitude Versus Barometric Pressure - The value should be within the range listed in the table.
- MAP Sensor = Altitude Versus Barometric Pressure - The value should be within the range listed in the table.
- If not in the specified range
- {BARO Sensor} Refer to: Circuit/System Testing@ DTC P2227-P2230 .
- {MAP Sensor} Refer to: DTC P0107 or P0108 .
- Go to next step: If in the specified range
All OK.