C1234 Code – Right Front Wheel Speed Sensor Input Signal Missing

What are the Possible Causes of the Code C1234?
  • Faulty Right Front Wheel Speed Sensor
  • Right Front Wheel Speed Sensor harness is open or shorted
  • Right Front Wheel Speed Sensor 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.

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