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CAR-NAVIGATION CONTROL SWITCH INSPECTION

BHE092066921W02

1. Operate the car-navigation control switch and verify that the car-navigation system operates normally.

  • If the system does not operate normally, go to the next step.

2. Inspect the wiring harness between the LCD unit and the car-navigation control unit for an open circuit, power short, or a short to ground.

  • If there is any malfunction in the wiring harnesses, repair or replace the applicable wiring harness.
  • If the wiring harnesses are normal, replace the car-navigation control switch.