Toyota RAV4
U0420
The U0420 code indicates a communication issue with the vehicle's control modules, specifically related to an invalid data received from the vehicle's stability control and anti-lock brake system on a 2013-2018 Toyota RAV4 XA40.
1 SolutionU-CodeNetwork
U
Error Code Type
Network
Components
1 affected
Electrical
Symptoms
5 common
- •Check engine light illuminated
- •ABS warning light on the dashboard
- •Loss of traction control functionality
- +2 more
Most Affected Generations
1 generation
XA40
1
Top Affected Components
1 component
Electrical
1
Severity Levels
1 level
high
1
Quick Facts
1
Total Solutions
1
Affected Components
5
Common Symptoms
1
Generations
All Solutions
Showing 1 of 1 solution for error code U0420 across all generations.