Toyota Camry
U0401
The U0401 communication error on a 2012-2017 Toyota Camry XV50 indicates that there is a problem with the invalid data received from the Engine Control Unit (ECU) or another control module, potentially affecting vehicle performance.
1 SolutionU-CodeNetwork
U
Error Code Type
Network
Components
1 affected
Electrical
Symptoms
6 common
- •Check engine light illuminated
- •Erratic transmission behavior
- •Poor acceleration or loss of power
- +3 more
Most Affected Generations
1 generation
XV70
1
Top Affected Components
1 component
Electrical
1
Severity Levels
1 level
high
1
Quick Facts
1
Total Solutions
1
Affected Components
6
Common Symptoms
1
Generations
All Solutions
Showing 1 of 1 solution for error code U0401 across all generations.