Code result

P2836

Shift Fork B Position Circuit

High severity

What it means

The TCM cannot read a valid position signal from shift fork B position sensor. Selector engagement state is unknown.

Is it safe to drive?

No — stop driving

This code can put the vehicle into limp or reduced-power mode. Avoid extended driving and have the vehicle diagnosed promptly.

Most likely causes

  • Position sensor failed

    high

    One of the most commonly reported causes for this code — check this first.

  • Wiring or connector fault

    medium

    A plausible cause — test and verify before replacing parts.

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