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Home >> Isuzu >> 2007 >> i-290 LS, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 40 (Secondary And Configurable Customer Controls) >> Diagnostic Information and Procedures >> Steering Wheel Controls Inoperative >> Component Testing

Component Testing

WARNING: This page is about a different car, the 2007 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition OFF, disconnect the harness connector at the audio steering wheel control switch.
  2. Test for infinite resistance between the voltage terminal and the signal terminal with the switch in the open position.
    • If less than infinite resistance, replace the switch.
  3. Test for less than 5,400 ohms between the ignition terminal and the signal terminal with the switch closed in each position.
    • If greater than the specified range, replace the steering wheel control switch.
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