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U0231: Lost Communication With Rain Sensing Module

What Does U0231 Mean?

U0231 is a diagnostic trouble code indicating: Lost Communication With Rain Sensing Module. This code relates to the manufacturer-specific network system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

What To Do Next

  1. 1
    Find your vehicle above

    Click your make and model for real owner reports and common causes specific to your vehicle.

  2. 2
    Check for recalls

    Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.

  3. 3
    Get a professional diagnosis

    A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.

Related Codes

U0226 Lost Communication With Door Window Motor E U0227 Lost Communication With Door Window Motor F U0228 Lost Communication With Door Window Motor G U0229 Lost Communication With Heated Steering Wheel Module U0230 Lost Communication With Rear Gate Module U0232 Lost Communication With Side Obstacle Detection Control Module A U0233 Lost Communication With Side Obstacle Detection Control Module B U0234 Lost Communication With Convenience Recall Module