2008 Kia Rio SX, AutomaticFACTORY OEM SERVICE PROCEDURE

Pulse Generator: Replacement

  1. Remove the battery terminal (A).
    Fig 1: Locating Battery
    G04862672Courtesy of KIA MOTORS AMERICA, INC.
  2. Remove the intake air hose and air clean assembly. Refer to AUTOMATIC TRANSAXLE .
  3. Disconnect the sensor wire from the control cable mounting bracket.
  4. Remove the pulse generator A, B.
    1. Disconnect the connector from the sensor.
      Fig 2: Identifying Pulse Generators
      G04862673Courtesy of KIA MOTORS AMERICA, INC.
    2. Measure the pulse generator A, B resistance.

      Standard value:

      Pulse generator A: 245Β±30Ξ©/20Β°C (68Β°F)

      Pulse generator B: 245Β±30Ξ©/20Β°C (68Β°F)

      Fig 3: Measuring Pulse Generator A And B Resistance
      G04862674Courtesy of KIA MOTORS AMERICA, INC.
    3. If the result isn't within the standard value, remove the pulse generator A, B.
      Fig 4: Identifying Pulse Generator A
      G04862675Courtesy of KIA MOTORS AMERICA, INC.
Factory Service Tools

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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.

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