AutoCodes - Ford - U0403 FORD

U0403 FORD Code - Invalid Data Received From Transfer Case Control Module

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

|U0403 FORD code possible causes

  • Faulty Transfer Case Control Module
  • Transfer Case Control Module harness is open or shorted
  • Transfer Case Control Module circuit poor electrical connection

|How do I fix the U0403 FORD code?

Check 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.

|Cost of diagnosing the U0403 FORD code

Labor: 1.0

The cost of diagnosing the U0403 FORD 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 U0403 FORD code possible symptoms?

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

|U0403 FORD code description

A Controller Area Network (CAN) is a vehicle bus standard designed to interconnect automotive devices without a host computer. Operating information and commands are exchanged among the devices. The devices have programmed information about what messages are needed to be exchanged on the serial data circuits. Some devices are constantly receiving information from other devices through serial data communication network. The invalid data Diagnostic Trouble Code (DTC) will be set when a receiving device detects a discrepancy in the information it receives from the Transfer Case Control Module causing its integrity to be questioned.
OBDII Code U0403 Ford - Invalid Data Received From Transfer Case Control Module -

|Need more information with the U0403 FORD code?

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|Need help with a U0403 FORD code?

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|U0403 FORD code comments

Help us improve Leave a comment below or tell us if the information above helps you fix the code. What are the symptoms on your vehicle for the U0403 Ford code? Have you replaced any parts?
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