Invalid Data Received From Horn Control Module
The U0495 code means the vehicle's onboard diagnostic system has detected: Invalid Data Received From Horn Control Module. This is a low severity code.
- Keep driving?
- Yes, but fix soon
- DIY difficulty
- easy
- Estimated cost
- $50 - $300 (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
- Horn not sounding when pressed
- Horn sounding intermittently
- Horn volume inconsistent
- Panic alarm horn not working
Probable Causes (Ranked by Likelihood)
- Horn relay failure Very High
- Clockspring connection issue High
- CAN bus fault Moderate
- Horn switch in steering wheel worn Low
Step-by-Step Diagnostic Procedure
-
Check horn relay
-
Test horn directly with power
-
Inspect clockspring connection
-
Scan horn module for codes
Frequently Asked Questions
Can I drive with U0495?
Yes, but the horn is a safety device. Get it repaired soon.
What causes U0495?
Usually a failed horn relay or clockspring connection.
How much to fix?
Typically $50 to $300.
Sources
This page is built from documented references. Verify against your own service info before repair work.
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