Blind Spot Monitor Communication Error
The C0479 code means the vehicle's onboard diagnostic system has detected: Blind Spot Monitor Communication Error. This is a low severity code.
- Keep driving?
- Yes, but fix soon
- DIY difficulty
- hard
- Estimated cost
- $200 - $1000 (parts and labor)
Basic scanners cannot read ABS codes. BlueDriver reads all systems including ABS, SRS, and transmission through your phone.
Check Price on AmazonAffiliate link -- we earn a commission at no extra cost to you.
Basic scanners cannot read ABS codes. This one reads all four systems so you know exactly which sensor failed.
Check Price on AmazonAffiliate link -- we earn a commission at no extra cost to you.
Common Symptoms
- ADAS warning light on
- Lane departure warning disabled
- Blind spot monitor not working
- Driver assistance features unavailable
Probable Causes (Ranked by Likelihood)
- Dirty or blocked ADAS camera or sensor Very High
- Sensor misalignment High
- Failed ADAS control module Moderate
- Damaged ADAS wiring Low
Step-by-Step Diagnostic Procedure
-
Clean all ADAS cameras and sensors
-
Check sensor alignment
-
Scan ADAS modules for codes
-
Inspect ADAS wiring harness
Frequently Asked Questions
What does code C0479 mean?
C0479 indicates a fault with the blind spot monitor communication error.
Can I drive with C0479?
You can drive safely, but the affected feature will be unavailable until repaired.
How much does it cost to fix C0479?
Typical repair costs are $200 - $1000 (parts and labor).
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.