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B1854 Code – Climate Control Air Temperature Internal Sensor Motor Circuit Open

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What are the Possible Causes of the Code B1854?
  • Faulty Climate Control Air Temperature Internal Sensor Motor
    • Climate Control Air Temperature Internal Sensor Motor harness is open or shorted
  • Climate Control Air Temperature Internal Sensor Motor circuit poor electrical connection
  • Faulty Body Control Module (BCM)

    • 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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