P2454 Code – Diesel Particulate Filter Pressure Sensor A Circuit Low

Code P2454 Possible Causes
Diesel Particulate Filter DPF Pressure Sensor circuit poor electrical connection
Diesel Particulate Filter DPF Pressure Sensor harness is open or shorted
Faulty Diesel Particulate Filter DPF Pressure Sensor
Exhaust Gas Recirculation Cooler Bypass Valve circuit poor electrical connection