P24AF
Sistema
Powertrain (Diesel Emissions)
Escáner necesario
Full-system scanner (engine, ABS, SRS, transmission, service resets)

Particulate Filter Regeneration Incomplete

Understand P24AF, common causes, and the right FOXWELL scanner to diagnose it.

DPF regeneration started but did not complete successfully.

Síntomas habituales

  • Soot level still high after regen attempt
  • Check engine light

Causas típicas

  • Stopped mid-regen by driver
  • Fault aborted regen
  • Insufficient fuel dosing
  • EGT too low during regen

¿Qué escáner necesita?

Full-system scanner (engine, ABS, SRS, transmission, service resets)

Use datos en vivo y freeze frame antes de cambiar piezas. Códigos ABS, SRS y U suelen requerir un escáner de todos los sistemas.

Consejos de diagnóstico

  • Registre el freeze frame cuando se active el código
  • Borre el código solo tras corregir la causa
  • Revise códigos pendientes relacionados
  • Verifique que la batería esté por encima de 12,4 V antes de sospechar sensores

Escáneres FOXWELL recomendados

Preguntas frecuentes

Can I diagnose P24AF with a basic code reader?
P24AF may set in the engine module, but related diagnostics often benefit from an enhanced or full-system scanner with live data and freeze frame.
Is it safe to drive with P24AF?
It depends on the code and symptoms. Flashing check engine lights and misfire codes should be addressed immediately. Consult a professional if unsure.