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Home >> Cadillac >> 2017 >> CT6 Plug-In >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Gauges & Instrument Panels >> Instrument Panel System Displays And Gauges >> Diagnostic Information and Procedures >> Fuel Gauge Malfunction >> Circuit/System Verification >> With UHS or UDV

With UHS or UDV

  1. Ignition ON/Vehicle in Service Mode.
  2. Verify the scan tool Fuel Level Sensor parameter is between 0.5-3.5 V and varies with fuel level.
    • If not between 0.5-3.5 V or does not vary with fuel level 

      Refer to Circuit/System Testing

    • If between 0.5-3.5 V and varies with fuel level 
  3. All OK.
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