2002 Kia Rio Base, AutomaticFACTORY OEM SERVICE PROCEDURE

Abs Sensor Operation

Since teeth of sensor rotor change magnetic field of sensor, it generates alternative voltage. This voltage is proportional to rotating speed and its period can be changed. It can sense speed of wheel by detecting period.

Fig 1: Identifying Speed Sensor Components & Measuring Air Gap
G02705919Courtesy of KIA MOTORS AMERICA, INC.
Factory Service Tools

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Pair factory procedures with proven DIY tools so the instructions are easier to execute.

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.