U0135
Sistema
Network (CAN Bus)
Escáner necesario
Full-system scanner (engine, ABS, SRS, transmission, service resets)

Lost Communication with Differential Control Module

Understand U0135, common causes, and the right FOXWELL scanner to diagnose it.

Electronic locking differential or torque-vectoring module offline.

Síntomas habituales

  • 4WD/diff lock inop
  • Traction warning

Causas típicas

  • Failed diff control module
  • CAN wiring at rear axle
  • Connector corrosion after off-road exposure

¿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 U0135 with a basic code reader?
U0135 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 U0135?
It depends on the code and symptoms. Flashing check engine lights and misfire codes should be addressed immediately. Consult a professional if unsure.