U0135
System
Network (CAN Bus)
Scanner som krävs
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.

Vanliga symptom

  • 4WD/diff lock inop
  • Traction warning

Typiska orsaker

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

Vilken scanner behöver du?

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

Använd live-data och freeze frame innan du byter delar. ABS-, SRS- och U-koder kräver oftast en fullsystems-scanner.

Diagnostiktips

  • Spara freeze frame när koden först sätts
  • Rensa koden först efter att orsaken är åtgärdad
  • Kontrollera relaterade väntande koder
  • Verifiera batterispänning över 12,4 V innan du misstänker sensorer

Rekommenderade FOXWELL-scannrar

Vanliga frågor

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.