P0627
Sistema
Powertrain (Fuel/Air)
Escáner necesario
Enhanced OBD2 scanner (live data graphs, freeze frame, battery voltage test)

Fuel Pump Control Circuit Open

Understand P0627, common causes, and the right FOXWELL scanner to diagnose it.

Fuel pump control circuit open — pump may not run.

Síntomas habituales

  • No-start
  • Engine stall while driving
  • No pump prime sound

Causas típicas

  • Failed fuel pump driver module
  • Open circuit in pump power feed
  • Blown fuel pump fuse
  • In-tank module connector

¿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 P0627 with a basic code reader?
P0627 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 P0627?
It depends on the code and symptoms. Flashing check engine lights and misfire codes should be addressed immediately. Consult a professional if unsure.