AutoCodes – Cadillac – U0422 Cadillac

U0422 Cadillac Code - Invalid Data Received From Body Control Module

Quick Answer

A Controller Area Network (CAN) is a vehicle bus standard designed to interconnect automotive devices without a host computer. Common causes include Faulty Body Control Module (BCM), Body Control Module harness is open or shorted, Body Control Module circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: U0422 Cadillac indicates Invalid Data Received From Body Control Module.
Common causes: Common causes include Faulty Body Control Module (BCM), Body Control Module harness is open or shorted, Body Control Module circuit poor electrical connection.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 5,233

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Apr 12, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code U0422 Cadillac 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 Body Control Module (BCM) causing its integrity to be questioned.

OBDII Code U0422 Cadillac - Invalid Data Received From Body Control Module - AutoCodes.com — U0422 Cadillac Code - Invalid Data Received From Body Control Module

What does this mean?

What are the Possible Causes of the DTC U0422 Cadillac?

Faulty Body Control Module (BCM)
Body Control Module harness is open or shorted
Body Control Module circuit poor electrical connection

How to Fix the DTC U0422 Cadillac?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the U0422 Cadillac code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about U0422 Cadillac Code

1. What are the common symptoms of OBDII code U0422 in a Cadillac related to "Invalid Data Received From Body Control Module"?

The common symptoms include issues with interior lights, power windows, door locks, and other body control functions.

2. What are the possible causes of OBDII code U0422 in a Cadillac?

Possible causes include a faulty body control module, wiring issues, software glitches, or communication network problems.

3. How can I diagnose OBDII code U0422 in my Cadillac?

Diagnosis involves using an OBDII scanner to retrieve the specific code, checking for other related codes, inspecting wiring connections, and performing a body control module scan.

4. Can OBDII code U0422 in a Cadillac be fixed by resetting the system?

Resetting the system may temporarily clear the code, but it is important to address the underlying issue causing the "Invalid Data Received From Body Control Module" error.

5. Is it safe to continue driving my Cadillac with OBDII code U0422 present?

It is not recommended to drive the vehicle with this code present, as it may lead to further electrical malfunctions or safety concerns related to body control functions.

6. Will replacing the body control module fix OBDII code U0422 in a Cadillac?

Replacing the body control module may resolve the issue, but it is advisable to perform a thorough diagnosis to confirm the root cause before proceeding with any repairs.

7. Are there any common repair tips for addressing OBDII code U0422 in a Cadillac?

Common repair tips include checking and repairing any damaged wiring, ensuring proper ground connections, and updating software as recommended by Cadillac.

8. Can a DIY enthusiast fix OBDII code U0422 in a Cadillac, or should it be done by a professional?

While some basic troubleshooting steps can be performed by a DIY enthusiast, complex issues related to the body control module or wiring may require professional assistance.

9. How much can I expect to pay for repairs related to OBDII code U0422 in a Cadillac?

Repair costs can vary depending on the specific issue, the need for parts replacement, and labor rates. It is advisable to obtain quotes from reputable mechanics or dealerships.

10. How can I prevent OBDII code U0422 from occurring in my Cadillac in the future?

To prevent future occurrences, regularly maintain your Cadillac, address any electrical issues promptly, and follow the manufacturer's recommended service schedule for software updates and inspections.