Reference meaning
What does this code mean?
The wording below belongs to the named make and communication. Match the complete code, reporting module, model year and engine before applying it.
A code identifies a detected condition, not a part that must automatically be replaced.
Narrow by vehicle
A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
Before replacing a part
Record codes and freeze-frame data. Check battery condition, related codes and visible wiring or hose damage. Follow the vehicle's diagnostic procedure and test results before replacing parts.
Scan worksheet →Manufacturer communications
2Original wording in English
PACCAR
Fix As Fail: Engines may have leaking exaust valve guide seals causing high oil consumption, excessive wet soot build up in the DPF/SCR and/or air management system. EGR DTCs P103C, P1711, P1719, or P3818 may set.
PACCAR
Software Update for DEF Decomposition Pipe Fault - This is a Fix as Fail repair - has determined on vehicles manufacured with a PACCAR MX013 EPA 2013 model year 2013 or 2014 engine, that certain DEF decomposition pipes may not promote adequaste DEF mixing, thereby leading to over dose and NH3 (aMMONIA) SLIP, which in turn can tr…
Check vehicle applicability
2A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
Can I keep driving?
A code alone cannot establish whether driving is safe. A flashing malfunction light, severe shaking, overheating, oil-pressure warning or loss of braking or steering needs prompt attention. Stop in a safe place and seek assistance when control or engine safety is affected. Follow the vehicle handbook.