Troubleshooting steps
Check transmission fluid
Manufacturer DTCs
Toyota P1154 – DME: Transmission fault
Transmission fault
Details
Toyota P1154 error indicates transmission fault. Transmission component failure.
Error typetransmission
MeaningTransmission fault
Typical causesTransmission component failure
SolutionsCheck transmission fluid
SeverityHigh
Catalog references
Where this appears
ToyotaP1154
Utilities
Copy-paste helpers
Browse More
Explore Manufacturer DTCs
View all 1,000 manufacturer dtcs codes
FAQ
Common questions
What does P1154 mean on Toyota?
P1154 on Toyota indicates transmission fault.
Community
Discussion & Experiences
Share your experience, solutions, or ask questions about this error code. Help others troubleshoot!
Loading comments...