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B2503 Code – Right Lamp Low Beam Circuit Failure

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What are the Possible Causes of the Code B2503?
  • Faulty Right Lamp Low Beam
    • Right Lamp Low Beam harness is open or shorted
  • Right Lamp Low Beam circuit poor electrical connection
  • Faulty Headlamp Switch
  • 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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