Particulate Filter Pressure Sensor D Circuit
The ECM detects a circuit fault on the particulate filter pressure sensor d. Reading cannot be used reliably for control.
Affected components
- Pf pressure sensor d
- Wiring harness
- Ecm
Common causes
- High likelihood: Sensor failed
- Medium likelihood: Wiring or connector fault
Possible symptoms
- Check engine light or DPF warning light on
- Power loss / limp mode
- Increased fuel consumption
- Failed forced regeneration attempts
Diagnostic notes
- The malfunction indicator lamp may illuminate
- This code can affect emissions
- A drive cycle may be required after repair
Related codes
Sources
Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.