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Home >> Cadillac >> 2012 >> Escalade EXT >> Repair and Diagnosis >> External Pages >> Different car >> Section 1780 (Power Door Lock System And Release Systems) >> Diagnostic Information and Procedures >> DTC B2494 (Manual Liftgate) >> Component Testing
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Component Testing

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  1. Ignition OFF, disconnect the harness connector at the S45A liftgate handle switch--exterior.
  2. Test for infinite resistance between the signal terminal A and the ground terminal B with the switch in the open position.
    • If not the specified value, replace the S45A liftgate handle switch--exterior.
  3. Test for less than 2 ohms between the signal terminal A and the ground terminal B with the switch in the closed position.
    • If greater than the specified range, replace the S45A liftgate handle switch--exterior.
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