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Home >> Chevrolet >> 2014 >> Trax LS, Standard Trans >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Instrument Panel System Displays And Gauges >> Diagnostic Information and Procedures >> DTC B0158: Ambient Air Temperature Sensor >> Circuit/System Verification

Circuit/System Verification

  1. Ignition ON.
  2. Verify the scan tool Ambient Air Temperature parameter is between -40°C (-40°F) and +88°C (+190°F) and changes with air temperature changes.
    • If not between -40°C (-40°F) and +88°C (+190°F) or changes with air temperature changes 

      Refer to Circuit/System Testing.

    • If between -40°C (-40°F) and +88°C (+190°F) and changes with air temperature changes 
  3. Perform the Instrument Cluster Ambient Air Temperature Instant Update special function with the scan tool
  4. Verify the scan tool Ambient Air Temperature parameter is within five degrees of actual ambient air temperature.
    • If not within five degrees of actual ambient air temperature 

      Refer to Circuit/System Testing.

    • If within five degrees of actual ambient air temperature 
  5. All OK.
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