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Home >> Cadillac >> 2015 >> XTS Base >> Repair and Diagnosis >> Body & Frame >> Body, Cab Control Systems >> Power Door Lock System And Release Systems >> Diagnostic Information and Procedures >> Power Door Child Lock Malfunction >> Circuit/System Verification

Circuit/System Verification

  1. Ignition ON.
  2. Verify both interior rear door handles do not open the rear doors when commanding the Child Security Lock Motors ON with a scan tool.
    • If the interior rear door handles open the rear doors 

      Refer to Circuit/System Testing - Security Lockout Malfunction.

    • If both interior door handles do not open the rear doors 
  3. Verify both interior rear door handles will open the rear doors when commanding the Child Security Lock Motors OFF with a scan tool.
    • If the interior rear door handles do not open the rear doors 

      Refer to Circuit/System Testing - Security Lockout Malfunction.

    • If both interior door handles open the rear doors 
  4. Verify both rear window switches do not open the rear windows when commanding the Child Security Lock Motors On with a scan tool.
    • If a rear window switch continues to function 

      Refer to Circuit/System Testing - Rear Window Lockout Inoperative.

    • If both rear window switches are inoperative 
  5. Verify the scan tool Child Security Lock/Window Lockout Switch parameter changes between On and Off when pressing the lockout switch on the S79D Window Switch-Driver.
    • If the parameter does not change 

      Replace the S79D Window Switch-Driver.

    • If the parameter changes 
  6. All OK.
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