P0320
Sistema
Powertrain (Ignition)
Escáner necesario
Enhanced OBD2 scanner (live data graphs, freeze frame, battery voltage test)

Ignition/Distributor Engine Speed Input Circuit Malfunction

Understand P0320, common causes, and the right FOXWELL scanner to diagnose it.

Ignition primary circuit fault on distributor-based or older ignition systems.

Síntomas habituales

  • No-start
  • Stalling
  • Misfire on older vehicles

Causas típicas

  • Failed ignition module
  • Crank/cam signal loss
  • Wiring in distributor
  • Corrosion in cap/rotor

¿Qué escáner necesita?

Enhanced OBD2 scanner (live data graphs, freeze frame, battery voltage test)

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 P0320 with a basic code reader?
P0320 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 P0320?
It depends on the code and symptoms. Flashing check engine lights and misfire codes should be addressed immediately. Consult a professional if unsure.