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B2404 Code – Audio Steering Wheel Switch Circuit Fault

What are the Possible Causes of the Code B2404?
  • Faulty Audio Steering Wheel Switch
  • Audio Steering Wheel Switch harness is open or shorted
  • Audio Steering Wheel Switch circuit poor electrical connection
  • Faulty Smart Junction Box (SJB)
  • Need help with this OBD II code? Our mechanics are available within west Michigan to help. Outside of our service area? Visit our Car Help Section where you can ask questions and get answers.

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