Code result
P2CE1
Intake Air Heater C Circuit/Open
Moderate severity
What it means
The control circuit of intake air heater C reports a circuit/open condition. Cold-start preheating cannot be commanded as expected.
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
Open in heater control wire
highOne of the most commonly reported causes for this code — check this first.
Open heater element
mediumA plausible cause — test and verify before replacing parts.
Pin pushed back out of connector body
lowLess common, but worth ruling out after the more likely causes.
Related help
Get the full diagnosis
Add your vehicle and see step-by-step repair help, recalls, and TSBs in Wrenchify.
Diagnose P2CE1 freeNo credit card required