SAE J2012 / ISO 15031-6 · chassis

C0035: Sensor de velocidad de rueda delantera izquierda — circuito

Sensor de velocidad de rueda delantera izquierda — circuito: ABS/ESC module detects an open circuit, short, or missing pulse signal from the front-left wheel speed sensor.

C0035 — Diagnostic Summary
Trouble Code (DTC)C0035
Official SAE DefinitionSensor de velocidad de rueda delantera izquierda — circuito
Vehicle Subsystemchassis
Driving SeverityMEDIUM

Observable Symptoms

  • ABS, ESC/ESP, and traction control warning lights illuminated
  • ABS pulsating deactivated during hard braking

Most Probable Root Causes

  • Broken wheel speed sensor cable in front wheel arch
  • Metallic debris or rust scale on magnetic encoder ring
  • Faulty Hall-effect wheel speed sensor

Step-by-Step Diagnostic Procedure

  1. Read all 4 wheel speeds in live ABS data while rolling at 10 km/h
  2. Inspect front-left sensor harness and wheel bearing magnetic tone ring