Powertrain
generic / SAE
P244C
Exhaust Temperature Too Low For Particulate Filter Regeneration Bank 1
During an attempted regeneration of the bank 1 DPF the EGT did not reach the temperature window needed for soot oxidation. Regeneration could not start or was held. Driving in higher load is needed.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number4 / 4C
Possible causes
- Engine load too low for regeneration high
Symptoms
- Check engine light or DPF warning light on
- Power loss / limp mode
- Increased fuel consumption
- Failed forced regeneration attempts
Inspection / repair
- Difficulty: easy
- DIY: possible
- Estimated cost: 20–200 €
- Estimated time: 0–1 h
- Component: dpf b1
- Component: exhaust gas temperature sensor b1
- MIL / check engine light
- emissions-relevant
Sources
References
sae:J2012