C1109 Code – Power And Ground System

What are the Possible Causes of the Code C1109?
  • Faulty Anti-Lock Brake System (ABS) Module Actuator (Electrical / Control Unit)
  • ABS Module harness is open or shorted
  • ABS Module circuit poor electrical connection
  • Blown ABS Module fuse
  • 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