C1866 Code – Air Suspension Rear Inflator Solenoid Output Circuit Open

What are the Possible Causes of the Code C1866?
  • Faulty Air Suspension Rear Inflator Solenoid
  • Air Suspension Rear Inflator Solenoid harness is open or shorted
  • Air Suspension Rear Inflator Solenoid circuit poor electrical connection
  • Faulty Vehicle Dynamic Module (VDM)
  • 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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