Powertrain
generic / SAE
P244D
Exhaust Temperature Too High For Particulate Filter Regeneration Bank 1
Same as P244C with the EGT too high - regeneration paused to protect filter substrate from melt damage.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number4 / 4D
Possible causes
- Engine load too high - filter overheating risk high
Symptoms
- Check engine light or DPF warning light on
- Power loss / limp mode
- Increased fuel consumption
- Failed forced regeneration attempts
Inspection / repair
- Difficulty: medium
- DIY: possible
- Estimated cost: 50–500 €
- Estimated time: 0.3–2 h
- Component: dpf b1
- Component: exhaust gas temperature sensor b1
- MIL / check engine light
- emissions-relevant
Sources
References
sae:J2012