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TuningBot DTC Database · v4.37.15

P2851 Shift Fork Position Sensor "A"/"B" Correlation

Generic (OBD-II) interpretation in the TuningBot DTC database.

P · PowertrainEngineOBD2

What P2851 means

P2851
Shift Fork Position Sensor "A"/"B" Correlation Generic · engine Data confidence 78%

The control module detected a fault associated with the Shift Fork Position Sensor "A"/"B" Correlation circuit or function; the stored code identifies the affected component rather than a single failure mode.

Related and nearby codes

How to read P2851

P

Powertrain: engine, transmission and driveline systems.

2

Generic SAE-standard code: same meaning on every make.

851

Specific fault index within the subsystem.

Frequently asked questions about P2851

What does P2851 mean?

Shift Fork Position Sensor "A"/"B" Correlation. The control module detected a fault associated with the Shift Fork Position Sensor "A"/"B" Correlation circuit or function; the stored code identifies the affected component rather than a single failure mode.

Is P2851 generic or manufacturer-specific?

P2851 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P2851 at file level?

If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry. Checksum correction is not included: it is a separate, optional service. Not sure whether your case qualifies? Request a free assessment and our engineers will check your ECU file.

Other file services

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