Lost Communication With OTA Update Module
The U0290 code means the vehicle's onboard diagnostic system has detected: Lost Communication With OTA Update 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.
Check Price on AmazonAffiliate link -- we earn a commission at no extra cost to you.
Common Symptoms
- Over-the-air updates not available
- Software update download failing
- OTA update status not displaying
- Vehicle software version not reporting
Probable Causes (Ranked by Likelihood)
- Failed OTA update module Very High
- Cellular modem connection issue High
- CAN bus communication fault Moderate
- Insufficient storage for updates Low
Step-by-Step Diagnostic Procedure
-
Check cellular signal strength
-
Verify Wi-Fi connection for updates
-
Scan OTA module for codes
-
Clear storage space for updates
Frequently Asked Questions
Can I drive with U0290?
Yes. The vehicle functions normally. Only software updates are affected.
What causes U0290?
Often a cellular connection issue. Module failure is less common.
Can I update manually?
Yes. Visit a dealer to have updates installed via USB if OTA is not working.
Sources
This page is built from documented references. Verify against your own service info before repair work.
Explore More
Was this helpful?
Share carcodefinder.com with a friend who needs to decode their check engine light.