Powertrain
generic / SAE
P243C
Particulate Filter Regeneration Frequency Bank 2
The DPF on bank 2 needs regeneration more often than calibrated. Possible causes are an oil-burning engine, fuel-injector leak, short-trip operation, or a sensor offset.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number4 / 3C
Possible causes
- Short-trip operation 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: shop recommended
- Estimated cost: 200–1500 €
- Estimated time: 1–5 h
- Component: dpf b2
- Component: fuel injectors
- MIL / check engine light
- emissions-relevant
Sources
References
sae:J2012