OBD-II code · Powertrain (generic, extended)
P2CEC Particulate Filter Pressure Sensor D Circuit Low
The ECM detects a circuit low fault on the particulate filter pressure sensor d. Reading cannot be used reliably for control.
Is it safe to drive with P2CEC?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelySignal wire shorted to ground
- PossibleInternal sensor short
- Less likelyConnector pins corroded - high contact resistance
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
- Easy
- DIY friendly
- Often, with basic tools
- Typical labour
- 0.3–2 h
- Emissions test
- Likely to fail
- After the fix
- A drive cycle is needed before the light stays off
- Parts involved
- Pf Pressure Sensor D, Wiring Harness, Ecm
Related codes
- P2CE7Particulate Filter Pressure Sensor C Circuit Low
- P2CE9Particulate Filter Pressure Sensor C Circuit Intermittent/Erratic
- P2CEAParticulate Filter Pressure Sensor D Circuit
- P2CEBParticulate Filter Pressure Sensor D Range/Performance
- P2CEDParticulate Filter Pressure Sensor D Circuit High
- P2CEEParticulate Filter Pressure Sensor D Circuit Intermittent/Erratic
- P2CEFAuxiliary Thermostat A Stuck Open
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.