Code result
P0181
Fuel Temperature Sensor A Circuit Range/Performance
Moderate severity
What it means
The fuel temperature sensor A signal is within electrical limits but inconsistent with plausibility checks (e.g. doesn't change with engine warmup, disagrees with ambient temperature).
Is it safe to drive?
Use caution
The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical.
Most likely causes
Sensor reading drifted
highOne of the most commonly reported causes for this code — check this first.
Sensor stuck at fixed value
mediumA plausible cause — test and verify before replacing parts.
Related help
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