P1515
Sistema
Powertrain (Throttle)
Escáner necesario
Enhanced OBD2 scanner (live data graphs, freeze frame, battery voltage test)

Electronic Throttle Control Motor Circuit Open (GM)

Understand P1515, common causes, and the right FOXWELL scanner to diagnose it.

Open circuit in electronic throttle control motor — no throttle plate movement commanded.

Síntomas habituales

  • No throttle response
  • Engine power reduced
  • Idle only operation

Causas típicas

  • Failed throttle body motor
  • Open harness to throttle
  • Connector not fully latched

¿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 P1515 with a basic code reader?
P1515 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 P1515?
It depends on the code and symptoms. Flashing check engine lights and misfire codes should be addressed immediately. Consult a professional if unsure.