Code result
P23CE
Fuel Heater Control Module Feedback Signal Performance
Moderate severity
What it means
Same as P23CD with feedback in plausible range yet not matching the commanded heater state.
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
Feedback signal drifted
highOne of the most commonly reported causes for this code — check this first.
Related help
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