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U0437: Invalid Data Received From Differential Control Module - Rear

What Does U0437 Mean?

U0437 is a diagnostic trouble code indicating: Invalid Data Received From Differential Control Module - Rear. This code relates to the network communication 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

U0432 Invalid Data Received From Multi-axis Acceleration Sensor Module A U0433 Invalid Data Received From Front Distance Range Sensor - Single Sensor or Center U0434 Invalid Data Received From Active Roll Control Module U0435 Invalid Data Received From Power Steering Control Module - Rear U0436 Invalid Data Received From Differential Control Module - Front U0438 Invalid Data Received From Trailer Brake Control Module U0439 Invalid Data Received From All Terrain Control Module U0440 Invalid Data Received From Pedestrian Alert Control Module