WOMS
U code network Medium severity

U0553 Invalid Data Received From Lighting Control Module Rear "B

The OBD2 code U0553 indicates that the vehicle's control module has received invalid or corrupted data from the rear lighting control module "B."

Definition

The OBD2 code U0553 indicates that the vehicle's control module has received invalid or corrupted data from the rear lighting control module "B."

Common causes

  • Faulty lighting control module
  • Corrupted data communication
  • Wiring issues or damaged connectors
  • Short circuits or open circuits in the wiring
  • Software glitches or programming errors
  • Faulty rear lighting components
  • Grounding issues
  • Interference from other electronic modules

Common misdiagnoses

  • Faulty Lighting Control Module
  • Wiring issues or shorts in the harness
  • Faulty Body Control Module
  • Corrupted software or firmware in the control modules
  • Bad ground connections
  • Incorrectly installed or malfunctioning rear lighting components
  • Issues with the CAN bus communication
  • Faulty connectors or terminals

Troubleshooting steps

  1. 1. Check for Additional Codes

    Use an OBD-II scanner to check for any other trouble codes that may be present. This can provide more context and help identify related issues

  2. 2. Inspect Wiring and Connectors

    Examine the wiring and connectors associated with the Lighting Control Module. Look for signs of damage, corrosion, loose connections, or shorts. Pay special attention to the connectors for the rear lighting system

  3. 3. Check the Lighting Control Module

    If the wiring and connectors appear to be in good condition, the next step is to test the Lighting Control Module itself. This may involve checking for proper voltage and ground at the module, as well as ensuring that it is functioning correctly

  4. 4. Inspect Related Components

    Check other components that may be related to the rear lighting system, such as bulbs, sockets, and any associated relays or fuses. A malfunctioning bulb or socket can sometimes cause communication issues

  5. 5. Perform a Network Scan

    Use a scan tool to perform a network scan of the vehicle's communication network. This can help identify if there are any communication issues between modules

  6. 6. Check for Software Updates

    Sometimes, manufacturers release software updates for control modules. Check if there are any available updates for the Lighting Control Module or other related modules

  7. 7. Clear Codes and Test Drive

    After performing the above checks and repairs, clear the trouble codes and take the vehicle for a test drive to see if the code returns

  8. 8. Consult Technical Service Bulletins (TSBs)

    Look for any TSBs related to the U0553 code or the Lighting Control Module for your specific vehicle make and model. Manufacturers may have specific recommendations or known issues

  9. 9. Professional Diagnosis

    If the issue persists after performing the above steps, it may be necessary to consult a professional technician or dealership for further diagnosis. They may have access to specialized tools and resources to pinpoint the problem. By following these steps, you should be able to identify and resolve the issue related to the U0553 code