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Home >> Chevrolet >> 2017 >> Spark LS, Standard Trans >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Power Door Lock System And Release Systems >> Diagnostic Information and Procedures >> DTC B2494: Liftgate Handle Switch Circuit >> Circuit/System Verification

Circuit/System Verification

  1. Ignition - On/Vehicle - In Service Mode
  2. Verify the scan tool parameter: Trunk Lid/Liftgate Window Exterior Unlatch Switch = Inactive
    • If not the specified state 

      Refer to: Circuit/System Testing

    • If the specified state 
  3. Operate the component: S46 Liftgate Handle Switch - Pressed

    Verify the scan tool parameter: Trunk Lid/Liftgate Window Exterior Unlatch Switch = Active

    • If not the specified state 

      Refer to: Circuit/System Testing

    • If the specified state 
  4. All OK.
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