Code result
P214F
Reductant Heater A Current Too High
Moderate severity
What it means
DEF heater A current draw exceeds the upper threshold — typically a partial short in the heating element.
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
Element partially shorted
highOne of the most commonly reported causes for this code — check this first.
Related help
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