Invalid Data Received From Telematic Control Module
The U0441 code means the vehicle's onboard diagnostic system has detected: Invalid Data Received From Telematic Control Module. This is a low severity code.
- Keep driving?
- Yes, but fix soon
- DIY difficulty
- moderate
- Estimated cost
- $200 - $800 (parts and labor)
Network codes mean modules are not communicating. You need a scanner that reads all systems to find the problem.
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Common Symptoms
- Connected services reporting wrong data
- Vehicle location tracking inaccurate
- Remote commands not executing properly
- Diagnostic data uploads failing
Probable Causes (Ranked by Likelihood)
- Failed telematics module Very High
- Cellular modem data corruption High
- CAN bus error at telematics Moderate
- Software version outdated Low
Step-by-Step Diagnostic Procedure
-
Check cellular signal strength
-
Scan telematics module for codes
-
Verify software version
-
Test CAN bus at telematics module
Frequently Asked Questions
Can I drive with U0441?
Yes. Connected services may not work properly but driving is unaffected.
What causes U0441?
Usually a failed telematics module or outdated software.
How much does U0441 cost to fix?
Typically $200 to $800. A software update may resolve it.
Sources
This page is built from documented references. Verify against your own service info before repair work.
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