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U1520 Code – Driver/Passenger Seat Memory Control Module Lost Communication With Driver/Passenger Seat Bolster Memory Control Module On LIN Bus

What are the Possible Causes of the Code U1520?
  • Faulty Driver/Passenger Seat Bolster Memory Control Module
  • Driver/Passenger Seat Bolster Memory Control Module harness is open or shorted
  • Driver/Passenger Seat Bolster Memory Control Module circuit poor electrical connection
  • Faulty Driver/Passenger Seat Memory Control Module
  • 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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