Toyota Camry
U0101
The U0101 code in a 2018-present Toyota Camry indicates a communication issue between the Engine Control Module (ECM) and the Transmission Control Module (TCM).
22 SolutionsU-CodeNetwork
U
Error Code Type
Network
Components
2 affected
ElectricalTransmission
Symptoms
10 common
- •Check engine light illuminated
- •Erratic shifting or transmission slipping
- •Loss of power during acceleration
- +7 more
Most Affected Generations
3 generations
XV70
8
XV50
8
XV80
6
Top Affected Components
2 components
Electrical
11
Transmission
11
Severity Levels
1 level
high
22
Quick Facts
22
Total Solutions
2
Affected Components
10
Common Symptoms
3
Generations
All Solutions
Showing 22 of 22 solutions for error code U0101 across all generations.