Code result
P2741
Transmission Fluid Temperature Sensor B Circuit Range/Performance
High severity
What it means
The second transmission fluid temperature sensor reading is implausible against engine load and ambient temperature. Drift or stuck signal.
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
Sensor drift after thermal aging
mediumA plausible cause — test and verify before replacing parts.
Sensor not seated properly in the fluid path
mediumA plausible cause — test and verify before replacing parts.
Sensor element aged beyond calibration window
lowLess common, but worth ruling out after the more likely causes.
Related help
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