AutoCodes
 
OBDII Code List
 
U0121 2006 FORD FUSION

U0121 2006 FORD FUSION - Lost Communication With The Anti-lock Brake System Control Module

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
Comments  |  Add Comment

Possible causes

  • Damaged CAN communication bus circuit
  • Faulty Anti-lock Brake System (ABS)
  • Anti-lock Brake System (ABS) harness is open or shorted
  • Anti-lock Brake System (ABS) circuit poor electrical connection

Possible symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

U0121 2006 Ford Fusion Description

The Powertrain Control Module (PCM) continuously monitors the Controller Area Network (CAN) for messages from the ABS. The U0121 code sets when the PCM fails to receive the Anti-lock Brake System (ABS) message within the defined amount of time.
OBDII Code U0121 2006 Ford Fusion - Lost Communication With The Anti-lock Brake System Control Module - AutoCodes.com

Need more help?

Get the U0121 2006 Ford Fusion code diagnosed by a professional: Find a repair shop in your area

Related Information

U0121 2006 FORD FUSION Comments

Help us improve AutoCodes.com. Leave a comment below or tell us if the information above help you fix the code. What are the symptoms on your vehicle for the U0121 2006 Ford Fusion code? Have you replaced any parts?
Any information is appreciated. Thanks
Top ⇧