Powertrain
generic / SAE
P2CE4
Intake Air Heater C Circuit High
The control circuit of intake air heater C reports a circuit high condition. Cold-start preheating cannot be commanded as expected.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / numberC / E4
Possible causes
- Control wire shorted to B+ high
- Open heater element medium
- Connector pins corroded - high contact resistance low
Inspection / repair
- Difficulty: easy
- DIY: possible
- Estimated cost: 80–400 €
- Estimated time: 0.5–2 h
- Component: intake air heater c
- Component: wiring harness
- Component: ecm
- MIL / check engine light
- emissions-relevant
- drive cycle required
Sources
References
sae:J2012