Back to 2021 Lexus ES 250 AWD

2021 LEXUS ES 250 AWD

2.5L I4FWDAUTOMATICgas
Repairs0Labor479Torque3853Fluid6DTC940Battery0Maintenance0Recalls0
C0040moderate severityChassis

Right Front Wheel Speed Sensor Circuit

on 2021 Lexus ES 250 AWD 2.5L I4 · FWD

What this code means

Malfunction in the right front ABS wheel speed sensor.

Symptoms

  • ABS light on
  • Traction control light on
  • ABS inactive

Common causes

  • Faulty sensor
  • Tone ring damage
  • Wiring issue
  • Wheel bearing failure

Diagnostic steps

  1. Test sensor
  2. Inspect tone ring
  3. Check wiring
  4. Check bearing

Repair notes

Replace sensor. Check bearing and tone ring.

Other Chassis codes on this vehicle

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