Trouble Code P2459

P2459

Technical Definition:

Diesel Particulate Filter Regeneration Frequency

Trouble Code: P2459
Address: 0x2459
System: Powertrain
Subsystem: Auxiliary Emission Controls
Technical Description:

Possible Causes:

Possible Symptoms:

Diesel Particulate Filter Regeneration Frequency

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

– Exhaust leak
– Improperly installed or loose Exhaust Gas Temperature (EGT)
– Low engine compression
– Corroed fuel injector
– Water in the fuel system

Specific Makes: