P244B - Diesel particulate filter differential pressure too high (Lösung)

Error code P244B - Diesel particulate filter (DPF) differential pressure too high, Bank 1 has the following possible causes:
- Faulty diesel particulate filter (low-quality aftermarket filter or not suitable for the vehicle).
- DPF differential pressure sensor defective or not suitable for the vehicle.

Possible symptoms:
- Check engine light ON
- DPF warning symbol
- Loss of power
- Increased fuel consumption

More information about the diesel particulate filter and its cleaning:
/viewtopic.php?t=24243

Typical differential pressures across the diesel particulate filter:
/viewtopic.php?t=24222