Code result

P2CBA

Fan 2 Overspeed

High severity

What it means

Cooling fan 2 exceeds the calibrated maximum speed. Indicates load lost (broken fan blade) or supply voltage above nominal.

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

  • Fan blade broken or detached

    high

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

  • Alternator overvoltage

    medium

    A plausible cause — test and verify before replacing parts.

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