Code result

P0624

Fuel Cap Lamp Control Circuit

Moderate severity

What it means

The control circuit for the fuel cap warning lamp reports a fault. The ECM cannot drive the indicator that warns of an open or loose fuel cap.

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

  • Lamp circuit open or shorted

    high

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

  • Instrument cluster fault

    low

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

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