Skip to content

B1978 Code – Passengers Front Seat Down Switch Circuit Short To Battery

What are the Possible Causes of the Code B1978?
  • Faulty Passengers Front Seat Down Switch
  • Passengers Front Seat Down Switch harness is open or shorted
  • Passengers Front Seat Down Switch circuit poor electrical connection
  • 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.

Leave a Reply