What Does U0229 Mean?
Communication has been lost with the Heated Steering Wheel Module on the vehicle network. The system cannot control or receive feedback from the steering wheel heating element controller.
Common Causes
35%
Faulty heated steering wheel control module or internal failure
25%
Damaged clockspring or steering column wiring harness
20%
Corroded or damaged connector under steering wheel or at module
15%
Power supply or ground circuit failure to heated steering module
5%
Body control module communication circuit fault
Diagnostic Steps
1
Step 1: Check fuse for heated steering wheel circuit and verify power at module connector
2
Step 2: Inspect clockspring connector and steering column harness for damage or wear
3
Step 3: Test ground circuit at heated steering wheel module (verify less than 0.5 ohms resistance)
4
Step 4: Check CAN bus communication lines at module connector for proper voltage (2.0-3.0V)
5
Step 5: Remove steering wheel to access and test heated steering wheel module directly, replace if faulty
Estimated Repair Cost
$200 - $800
Parts + labor, varies by vehicle and location
Communication has been lost with the Heated Steering Wheel Module on the vehicle network. The system cannot control or receive feedback from the steering wheel heating element controller.
The most common cause of U0229 (Lost Communication With Heated Steering Wheel Module) is: Faulty heated steering wheel control module or internal failure
Typical repair costs for U0229 range from $200 to $800, depending on the vehicle, location, and whether you do it yourself or go to a shop.
No safety risk. Only affects comfort feature functionality in cold weather.
Start by connecting an OBD2 scanner to read the code and any freeze frame data. Then follow the diagnostic steps specific to U0229 to identify the root cause.
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Quick Info
Category
Network
System
Body Control and Comfort Systems
Difficulty
Type
Generic (SAE)
Recommended Tools
OBD2 Scanner
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