OBD-II code · Powertrain (generic, extended)
P243E Particulate Filter Regeneration Incomplete Bank 2
Particulate Filter Regeneration Incomplete Bank 2: the control module has detected this fault condition.
Is it safe to drive with P243E?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyRegeneration aborted before completion
Symptoms
- Check engine light or DPF warning light on
- Power loss / limp mode
- Increased fuel consumption
- Failed forced regeneration attempts
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Often, with basic tools
- Typical labour
- 0.5–2 h
- Emissions test
- Likely to fail
- Parts involved
- Dpf B2
Related codes
- P24A2Particulate Filter Regeneration Incomplete Bank 1
- P243BParticulate Filter Restriction Forced Limited Power Bank 2
- P243CParticulate Filter Regeneration Frequency Bank 2
- P243DParticulate Filter Regeneration Duration Bank 2
- P243FParticulate Filter Restriction Soot Accumulation Too High Bank 2
- P2440Secondary Air Injection System Switching Valve Stuck Open (Bank 1)
- P2441Secondary Air Injection System Switching Valve Stuck Closed (Bank 1)
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.