P2801
Transmission Range Sensor B Circuit Range/Performance
Range sensor B reports a position that does not match other plausibility checks. Mechanical alignment off or sensor contacts intermittent.
Range sensor B reports a position that does not match other plausibility checks. Mechanical alignment off or sensor contacts intermittent.
Common causes
- high
Sensor mechanically misadjusted
One of the most commonly reported causes for this code — check this first.
Typical part cost: $220-1100
- medium
Contacts dirty or oxidised
A plausible cause — test and verify before replacing parts.
Typical part cost: $220-1100
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First things to check
- 1Confirm the code with a scan tool and check for additional related codes.
- 2Inspect the relevant sensors, wiring, and connectors for damage or corrosion.
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Related codes
See related trouble codes
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Frequently asked questions
What does P2801 mean?
P2801 means "Transmission Range Sensor B Circuit Range/Performance". It is a generic OBD-II code that points to a fault in the auxiliary emission controls.
What are the most common causes of P2801?
sensor mechanically misadjusted; contacts dirty or oxidised; sensor element aged beyond calibration window — these are the most commonly reported causes. Verify with a proper diagnosis before replacing parts, or use the Wrenchify app for a vehicle-specific diagnosis.
Can I keep driving with this code?
This code can put the vehicle into limp or reduced-power mode. Avoid extended driving and have the vehicle diagnosed promptly. Use the Wrenchify app for a full diagnosis specific to your vehicle.
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