Skip to content

B1819 Code – Wiper Rear Motor Up Relay Coil Circuit Open

What are the Possible Causes of the Code B1819?
  • Faulty Wiper Rear Motor Up Relay
  • Wiper Rear Motor Up Relay harness is open or shorted
  • Wiper Rear Motor Up Relay circuit poor electrical connection
  • Faulty Body Control Module (BCM)
  • 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