Circuit/System Testing

2013 Suzuki SX4 Crossover, Automatic CVT TransSECTION Circuit/System Testing
WARNING: This page is about a different car, the 2007 Suzuki XL7. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition OFF, remove the inflatable restraint steering wheel module. Refer to Inflatable Restraint Steering Wheel Module Replacement .
  2. Disconnect the harness connector at the steering wheel controls switch - left.
  3. Cruise switch ON, test for less than infinite resistance between the steering wheel control supply voltage terminal 1 and the cruise control indicator dimming signal circuit terminal 9 at the terminals of the steering wheel controls switch - left.
    • If the resistance measured is infinite, replace the steering wheel controls switch - left.
  4. Igniting OFF, verify that a test lamp illuminates between B+ and the cruise control indicator dimming signal circuit terminal 9.
    • If the test lamp does not illuminate, test the cruise control indicator dimming signal circuit for an open/high resistance.
  5. If all circuits test normal, replace the BCM.
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.