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B1229 Code – Open In The Sunlight Sensor Circuit

What are the Possible Causes of the Code B1229?
  • Faulty Sunlight Sensor
  • Sunlight Sensor harness is open or shorted
  • Sunlight Sensor circuit poor electrical connection
  • Faulty Climate Control Unit
  • 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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