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Home >> Hummer >> 2009 >> H3 Base, Standard >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Collision/Avoidance >> Object Detection System >> Diagnostic Information and Procedures >> Front Vision Camera System Malfunction >> Circuit/System Testing >> LCD Will Not Deploy

LCD Will Not Deploy

  1. Ignition OFF, disconnect the harness connector at the inside rearview mirror.
  2. Ignition OFF, test for less than 1 ohm of resistance between the ground circuit terminal 8 and ground.
    • If greater than the specified range, test the ground circuit for an open/high resistance.
  3. Engine running, verify a test lamp illuminates between the ignition circuit terminal 13 and ground.
    • If the test lamp does not illuminate, test the ignition circuit for a short to ground or an open/high resistance.
  4. Frontview camera switch ON, verify that a test lamp illuminates between the control circuit terminal 9 and ground.
    • If the test lamp does not illuminate, test the control circuit for a short to ground or an open/high resistance. If the circuit tests normal, replace the frontview camera switch.
  5. If all circuits test normal, test or replace the inside rearview mirror.
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