EngineLightCodes
Chassis code

C0035 Left Front Wheel Speed Sensor Circuit Malfunction

Severity
Fix soon
Typical repair cost
$90–$440
Do it yourself
Possible, medium
Shop time
0.5–2.5 hours

The ABS control module has detected a fault in the left front wheel speed sensor circuit.

How the engine computer detects it

Loss of wheel speed information disables ABS and stability control, and a separate ABS warning lamp is illuminated.

Written from public technical sources and not yet checked by a mechanic. How we write these pages

Symptoms

  • ABS warning light on
  • ESC/stability control deactivated
  • Possible reduced brake assist
  • Speedometer may behave erratically

Common causes

  1. Wheel speed sensor failed Most likely
  2. Tone ring (reluctor) damaged or contaminated with debris Possible
  3. Wiring break or chafe at wheel arch Possible
  4. Wheel hub bearing with integrated sensor ring failed Less likely

How to diagnose C0035

  1. Read every stored code with an OBD-II scanner. If misfire or fuel trim codes are there too, fix those first: they often cause this one.
  2. Inspect the parts involved: wheel speed sensor, abs control module, tone ring, sensor wiring.
  3. Work through the causes above from most to least likely, cheapest checks first.
  4. Clear the code and drive a full drive cycle to confirm the repair held.

Vehicles that report C0035 most

VehicleYearsReportsMedian miles
Chevrolet Colorado2005380k

Counts of owner complaints to the NHTSA that mention C0035 (7 in total), not failure rates: popular models get more complaints simply because more of them are on the road. Models with fewer than 3 complaints are left out.

Reading the code

C
Chassis
0
Generic (SAE) code
035
Specific fault

Questions drivers ask

Can I drive with code C0035?

Usually yes, carefully. Your hydraulic brakes normally keep working, but ABS, traction and stability control may be off, so the wheels can lock in a hard stop. If the red brake warning light is on, the pedal feels soft or different, or the car takes longer to stop, don't drive: have it towed.

Can I fix C0035 myself?

Often yes, with an OBD-II scanner and basic tools. Difficulty: medium. Start with the cheapest checks before replacing expensive parts.

Often reported together

Codes that owners mention in the same NHTSA complaints as C0035. They can point to a shared cause, so it's worth checking them together.

This page is general information, not a substitute for a professional diagnosis. Repair costs are rough estimates for parts and labor and vary by vehicle and region.