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Home >> Chevrolet >> 2018 >> Spark LT, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 64 (Power Door Lock System And Release Systems) >> Diagnostic Information and Procedures >> Liftgate Release Malfunction >> Circuit/System Verification

Circuit/System Verification

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  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 - Test 1

    • 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 - Test 1

    • If the specified state 
  4. Perform the scan tool control function: Liftgate Unlatch - Unlatch

    Verify a click can be heard or felt at the component when it is turned On and Off: M30 Liftgate Latch

    • If a click cannot be heard or felt 

      Refer to: Circuit/System Testing - Test 2

    • If a click can be heard or felt 
  5. All OK.
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