Code result

P04CF

EGR Temperature Sensor C Circuit Range or Performance

Moderate severity

What it means

Same as P04CE with the signal in plausible range yet not matching the engine model - typically sensor drift or a slow response after engine warm-up.

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

  • Sensor element drifted

    high

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

Get the full diagnosis

Add your vehicle and see step-by-step repair help, recalls, and TSBs in Wrenchify.

Diagnose P04CF free

No credit card required