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Home >> Cadillac >> 2007 >> Escalade EXT >> Repair and Diagnosis >> External Pages >> Different car >> Section 1970 (Power Door Lock System And Release Systems) >> Diagnostic Information and Procedures >> Liftgate Object Sensor Malfunction - DTC B153F >> Component Testing
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Component Testing

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  1. Ignition OFF, disconnect the harness connector at the appropriate B71 liftgate object sensor.
  2. Test for 8k-12k Ω between the signal circuit terminal A and the low reference circuit terminal B.
    • If not between 8k-12k 

      Replace the B71 liftgate object sensor.

    • If between 8k-12k Ω 
  3. All OK
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