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Home >> Chevrolet >> 2023 >> Bolt EV >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Instrument Panel, Displays And Gauges >> Diagnostic Information and Procedures >> Outside Air Temperature Display Malfunction >> Circuit/System Verification

Circuit/System Verification

  1. Ignition - On/Vehicle - In Service Mode
  2. Verify no other DTCs are set.
    • If any other DTCs are set

      Diagnose other DTCs first.

    • Go to next step: If no other DTCs are set
  3. Verify DTC P0072, P0073, P0074 is not set.
    • If DTC P0072, P0073, P0074 is set

      Refer to: Circuit/System Testing

    • Go to next step: If DTC P0072, P0073, P0074 is not set
  4. Verify the scan tool parameter: Ambient Air Temperature = -40 to 58°C (-40 to 136°F) and changes
    • If not between -40 and 57°C (-40 and 134°F) or does not change 

      Refer to: Circuit/System Testing

    • Go to next step: If between -40 and 58°C (-40 and 136°F) and changes 
  5. Refer to: Air Conditioning (A/C) System Performance Test
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