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Home >> Chevrolet >> 2009 >> Traverse LS, AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Entertainment Systems >> Cellular System, Entertainment System & Navigation System >> Diagnostic Information and Procedures >> Video Entertainment System Remote Control Inoperative >> Circuit/System Testing

Circuit/System Testing

  1. Ignition OFF, disconnect the harness connector at the infrared module.
  2. Ignition ON, radio ON, RSE ON, verify a test lamp illuminates between the signal circuit terminal 16 and ground.
    • If the test lamp does not illuminate, test the signal circuit for a short to ground or and open/high resistance. If the circuit tests normal, replace the radio.
  3. Ignition ON, radio OFF, RSE OFF, verify a test lamp does not illuminate between the signal circuit terminal 9 and ground.
    • If the test lamp illuminates, test the signal circuit for a short to voltage. If the circuit tests normal, replace the radio.
  4. Ignition OFF, verify a test lamp illuminates between B+ and the signal circuit terminal 6.
    • If the test lamp does not illuminate, test the signal circuit for a short to voltage or an open/high resistance. If the circuit tests normal, replace the radio.
  5. Ignition OFF, disconnect the X3 harness connector at the radio.
  6. Verify a test lamp does not illuminate between B+ and the signal circuit terminal 5.
    • If the test lamp illuminates, test the signal circuit for a short to ground.
  7. If all circuits test normal, replace the infrared module.
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