Invalid Data Received From Power Folding Mirror Module
The U0489 code means the vehicle's onboard diagnostic system has detected: Invalid Data Received From Power Folding Mirror Module. This is a low severity code.
- Keep driving?
- Yes, but fix soon
- DIY difficulty
- easy
- Estimated cost
- $100 - $400 (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
- Mirrors not folding in
- Mirrors folding at wrong time
- One mirror folding but not the other
- Mirror making grinding noise when folding
Probable Causes (Ranked by Likelihood)
- Mirror fold motor worn Very High
- Mirror module data error High
- CAN bus fault Moderate
- Mirror gear stripped Low
Step-by-Step Diagnostic Procedure
-
Test fold motor manually
-
Check mirror fuse
-
Scan mirror module for codes
-
Inspect mirror fold mechanism
Frequently Asked Questions
Can I drive with U0489?
Yes. Fold mirrors manually or leave them extended.
What causes U0489?
Usually a worn fold motor or stripped gear in the mirror housing.
How much to fix?
Typically $100 to $400.
Sources
This page is built from documented references. Verify against your own service info before repair work.
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