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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 167 (Engine Controls And Fuel - 3.6L (LGX LF4) - DTC P0650 To DTC P3436 And Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P222B-P222E: Barometric Pressure (BARO) Sensor >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2017 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition On.
  2. Verify DTC P0106, P0107, P0108, P0236, P0237, P0238, P0651, or P0697 is not set.
    • If none of the DTCs are set 
  3. Verify the scan tool MAP Sensor parameter is within the range specified in the Altitude Versus Barometric Pressure table.
    • If within the specified range 
  4. Verify the scan tool Barometric Pressure Sensor Bank 2 parameter is within the range specified in the Altitude Versus Barometric Pressure table.
    • If not within the specified range 

      Refer to Circuit/System Testing.

    • If within the specified range 
  5. Operate the vehicle within the Conditions for Running the DTC. You may also operate the vehicle within the conditions that you observed in the Freeze Frame/Failure Records data.
  6. Verify the DTC does not set.
    • If the DTC sets 

      Refer to Circuit/System Testing.

    • If the DTC does not set 
  7. All OK.
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