OBD-II code · Powertrain (generic, extended)
P2CE7 Particulate Filter Pressure Sensor C Circuit Low
The ECM detects a circuit low fault on the particulate filter pressure sensor c. Reading cannot be used reliably for control.
Is it safe to drive with P2CE7?
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 C, Wiring Harness, Ecm
Related codes
- P2CECParticulate Filter Pressure Sensor D Circuit Low
- P2CE4Intake Air Heater C Circuit High
- P2CE5Particulate Filter Pressure Sensor C Circuit
- P2CE6Particulate Filter Pressure Sensor C Range/Performance
- P2CE8Particulate Filter Pressure Sensor C Circuit High
- P2CE9Particulate Filter Pressure Sensor C Circuit Intermittent/Erratic
- P2CEAParticulate Filter Pressure Sensor D Circuit
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.