Code result
P271E
Transmission Performance
High severity
What it means
A general transmission performance fault. The transmission controller has detected behaviour outside acceptable bounds (slip, shift quality, ratio error) without a more specific cause.
Is it safe to drive?
No — stop driving
This code points to a problem that can cause damage or affect safety. Avoid driving and have the vehicle diagnosed promptly.
Most likely causes
Worn clutch friction plates
highOne of the most commonly reported causes for this code — check this first.
Hydraulic pressure regulation has drifted
mediumA plausible cause — test and verify before replacing parts.
Degraded transmission fluid
mediumA plausible cause — test and verify before replacing parts.
Related help
Get the full diagnosis
Add your vehicle and see step-by-step repair help, recalls, and TSBs in Wrenchify.
Diagnose P271E freeNo credit card required