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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 457 (Power Door Lock System And Release Systems) >> Diagnostic Information and Procedures >> Liftgate/Liftgate Window Ajar Indicator Malfunction (Manual Liftgate) >> Circuit/System Verification

Circuit/System Verification

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  1. Ignition ON, observe the scan tool Rear Closure Ajar Sw. parameter while opening and closing the liftgate. The parameter should change from Inactive to Active
    • If the parameter is always Inactive, refer to Ajar Indicator Inoperative With Liftgate.
    • If the parameter is always Active, refer to Ajar Indicator Always ON
  2. Observe the scan tool Rear Closure Ajar Sw. parameter while opening and closing the liftglass. The parameter should change from Inactive to Active
    • If the parameter is always Inactive, refer to Ajar Indicator Inoperative With Liftglass.
    • If the parameter is always Active, refer to Ajar Indicator Always ON.
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