U2023 Code – Fault Received From External Node

What are the Possible Causes of the Code U2023?
  • Faulty Anti-Lock Brake System (ABS) Module
  • Anti-Lock Brake System Module harness is open or shorted
  • Anti-Lock Brake System Module circuit poor electrical connection
  • Faulty Instrument Cluster (IC) 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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