Code result

P24A8

EGR Cooler Coolant Pump Performance Stuck Off

Moderate severity

What it means

The pump is electrically intact but does not deliver flow when commanded - typically a worn impeller or seized rotor.

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

  • Pump impeller worn or rotor seized

    high

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

  • Carbon or debris buildup preventing free movement

    low

    Less common, but worth ruling out after the more likely causes.

  • Component wear with age - mechanical play

    low

    Less common, but worth ruling out after the more likely causes.

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