Powertrain
generic / SAE
P044A
EGR Sensor C Circuit
EGR Sensor C Circuit: an electrical fault is present in the circuit. Without valid EGR feedback the ECU disables exhaust gas recirculation and may set further EGR codes.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number4 / 4A
Possible causes
- Sensor failed high
Symptoms
- Check engine light on
- Pinging or knocking under load
- Power loss and hesitation
- Possible rough idle
- Failed emissions inspection (NOx)
Inspection / repair
- Difficulty: medium
- DIY: possible
- Estimated cost: 80–500 €
- Estimated time: 0.5–2.5 h
- Component: egr valve
- MIL / check engine light
- emissions-relevant
Sources
References
sae:J2012