AutoCodes – Chevrolet – U0233 Chevrolet

U0233 Chevrolet Code - Lost Communication With Right Side Object Detection Control Module

Quick Answer

Modules connected to the high speed General Motor Local Area Network (GMLAN) serial data circuits monitor for serial data communications during normal vehicle operation. Common causes include Faulty Right Side Object Detection Control Module, Right Side Object Detection Control Module harness is open or shorted, Right Side Object Detection 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
U0233 Chevrolet indicates Lost Communication With Right Side Object Detection Control Module.
Common causes
Common causes include Faulty Right Side Object Detection Control Module, Right Side Object Detection Control Module harness is open or shorted, Right Side Object Detection 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 5,074
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 05, 2020
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Code U0233 Chevrolet Description

Modules connected to the high speed General Motor Local Area Network (GMLAN) serial data circuits monitor for serial data communications during normal vehicle operation. Operating information and commands are exchanged among the modules. The modules have prerecorded information about what messages are needed to be exchanged on the serial data circuits, for each virtual network. The messages are supervised and also, some periodic messages are used by the receiver module as an availability indication of the transmitter module. The supervision time-out period is 250 ms. Each message contains the identification number of the transmitter module. The Diagnostic Trouble Code (DTC) sets when a periodic message from the Right Side Object Detection Control Module has not been received.
OBDII Code U0233 Chevrolet - Lost Communication With Right Side Object Detection Control Module - AutoCodes.com
U0233 Chevrolet Code - Lost Communication With Right Side Object Detection Control Module

What are the Possible Causes of the DTC U0233 Chevrolet?

  • Faulty Right Side Object Detection Control Module
  • Right Side Object Detection Control Module harness is open or shorted
  • Right Side Object Detection Control Module circuit poor electrical connection

How to Fix the DTC U0233 Chevrolet?

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 U0233 Chevrolet 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.

Need more information about the U0233 Chevrolet code?

Need more information on how to fix the U0233 Chevrolet code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the U0233 Chevrolet code diagnosed by a professional: Find a repair shop in your area

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 U0233 Chevrolet Code

1. What are the common symptoms of OBDII code U0233 in a Chevrolet related to lost communication with the right side object detection control module?

- Common symptoms include the malfunction of the right side object detection system, disabled parking assist features, and warning messages on the dashboard.

2. What are the possible causes of OBDII code U0233 in a Chevrolet indicating a lost communication error with the right side object detection control module?

- The code U0233 can be triggered by issues such as a faulty object detection control module, damaged wiring or connectors, software glitches, or a weak battery.

3. How can I diagnose the U0233 code in a Chevrolet experiencing communication problems with the right side object detection module?

- Diagnose the U0233 code by checking the wiring and connectors for any damage, verifying the battery voltage, and performing a scan tool communication test to pinpoint the issue.

4. Is it safe to drive a Chevrolet with the U0233 trouble code indicating lost communication with the right side object detection module?

- It is generally safe to drive the vehicle with the U0233 code, but it is recommended to address the issue promptly to ensure the proper functioning of the object detection system.

5. Can a DIY enthusiast repair the U0233 code related to lost communication with the right side object detection module in a Chevrolet?

- DIY enthusiasts with automotive repair knowledge can attempt to fix the U0233 code by inspecting wiring, connectors, and fuses, but complex issues may require professional diagnosis and repair.

6. What are some repair tips for resolving the U0233 code in a Chevrolet linked to communication problems with the right side object detection module?

- Repair tips include checking and repairing damaged wiring, ensuring tight connections, resetting the system, updating software if necessary, and performing a battery voltage check.

7. Will resetting the OBDII system clear the U0233 trouble code associated with lost communication with the right side object detection control module in a Chevrolet?

- Resetting the OBDII system may temporarily clear the code, but if the underlying issue persists, the code is likely to reappear and should be properly diagnosed and repaired.

8. How can a professional mechanic assist in resolving the U0233 code indicating lost communication with the right side object detection module in a Chevrolet?

- A professional mechanic can use advanced diagnostic tools to pinpoint the exact cause of the communication error, perform thorough inspections, and execute precise repairs to resolve the U0233 code effectively.

9. Are there any recalls or technical service bulletins related to the U0233 code in Chevrolet vehicles with issues concerning the right side object detection control module?

- It is advisable to check with Chevrolet dealerships or online resources for any relevant recalls or technical service bulletins addressing the U0233 code specifically in relation to the right side object detection control module.

10. How can regular maintenance help prevent the occurrence of the U0233 code related to lost communication with the right side object detection control module in a Chevrolet?

- Regular maintenance, including checking wiring integrity, battery health, and software updates, can help prevent issues leading to the U0233 code and ensure the proper functioning of the object detection system.

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