B1881 Code – Seat Belt Passenger Pretensioner Circuit Open

What are the Possible Causes of the Code B1881?
  • Faulty Seat Belt Passenger Pretensioner
  • Seat Belt Passenger Pretensioner harness is open or shorted
  • Seat Belt Passenger Pretensioner circuit poor electrical connection
  • Faulty Restraints Control Module (RCM)
  • 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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