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B1787 Code – Rear Occupant Classification Sensor Left Collision Detection

What are the Possible Causes of the Code B1787?
  • Faulty Separate Type Rear Seat Cushion Spring Assembly Left (Rear Occupant Classification Sensor Left)
  • Separate Type Rear Seat Cushion Spring Assembly Left harness is open or shorted
  • Separate Type Rear Seat Cushion Spring Assembly Left circuit poor electrical connection
  • Faulty Occupant Detection ECU
  • 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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