Powertrain
Definition only
Lights the check engine lamp
P2CE4: Intake Air Heater C Circuit High
Standardized SAE J2012 code · P2Cxx codes
What does P2CE4 mean?
The control circuit of intake air heater C reports a circuit high condition. Cold-start preheating cannot be commanded as expected.
The code tells you which monitor failed, not which part is broken. Test before replacing parts.
Common causes
- High Control wire shorted to B+
- Medium Open heater element
- Low Connector pins corroded - high contact resistance
Likelihood is a general estimate across vehicles; your make and model may differ.
Add your car to see reports of P2CE4 on the same make and model first.
P2CE4 in the community
Ask about P2CE4No one has posted about P2CE4 yet
Share your vehicle, the tool you used and what you tested — the first thread helps everyone who searches for this code.
Describe your P2CE4 problem