OBD-II code · Powertrain (generic, extended)
P245E Particulate Filter Pressure Sensor B Circuit
A general circuit fault on the secondary differential pressure sensor B across the DPF - measures backpressure for the regeneration strategy.
Is it safe to drive with P245E?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyOpen in sensor or wiring
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
- 0.6–1.8 h
- Emissions test
- Likely to fail
- Parts involved
- Dpf Pressure Sensor B
Related codes
- P2CE5Particulate Filter Pressure Sensor C Circuit
- P2CEAParticulate Filter Pressure Sensor D Circuit
- P245BEGR Cooler Bypass Control Circuit Range or Performance Bank 1
- P245CEGR Cooler Bypass Control Circuit Low Bank 1
- P245DEGR Cooler Bypass Control Circuit High Bank 1
- P245FParticulate Filter Pressure Sensor B Circuit Range or Performance
- P2460DPF Restriction — Forced Limited Power
- P2461DPF Restriction — Forced Limited
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.