Engine-Codes - Ford - U0121 2006 FORD FUSION

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

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3
Table of contents

|U0121 2006 FORD FUSION code possible causes

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

|How is the U0121 2006 FORD FUSION code repair?

Start by checking the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

|What is the cost to diagnose the U0121 2006 FORD FUSION code

Labor: 1.0

The cost to diagnose the U0121 2006 FORD FUSION code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

|What are U0121 2006 FORD FUSION code possible symptoms?

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

|What is U0121 2006 FORD FUSION code meaning?

The Powertrain Control Module (PCM) continuously monitors the Controller Area Network (CAN) for messages from the ABS. The Diagnostic Trouble Code (DTC) U0121 sets when the PCM fails to receive the Anti-lock Brake System (ABS) message within the defined amount of time.

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