Code result
P2CBD
PCV Heater \"B\" Control Circuit /Open
Moderate severity
What it means
The control circuit of PCV (positive crankcase ventilation) heater B reports a control circuit /open condition. PCV line heater prevents oil mist freezing in cold weather.
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.
Related help
Get the full diagnosis
Add your vehicle and see step-by-step repair help, recalls, and TSBs in Wrenchify.
Diagnose P2CBD freeNo credit card required