2004 Lexus LS 430FACTORY OEM SERVICE PROCEDURE

Skid Control Sensor Front: Replacement

HINT:

  • Replace the RH side by using the same procedures as for the LH side.
  • The procedures listed below are for the LH side.
  1. REMOVE FRONT WHEEL 
  2. DISCONNECT SKID CONTROL SENSOR WIRE 
    1. Disconnect the skid control sensor connector.
      Fig 1: Locating Skid Control Sensor Connector
      G01029091Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. SEPARATE FRONT DISC BRAKE CALIPER ASSY LH (SEE  FRONT BRAKE CALIPER  ) 
  4. REMOVE FRONT DISC (SEE  FRONT BRAKE DISC  ) 
  5. REMOVE FRONT AXLE HUB SUB-ASSY LH (see  YAWRATE SENSOR  ) 
  6. REMOVE SKID CONTROL SENSOR FRONT 
    1. Mount the front axle hub sub-assy LH on a soft jaw vise.
      NOTE: Replace the hub & bearing assy if it is dropped or receives a strong shock.
    2. Using a pin punch and hammer, drive out the 2 pins and remove the 2 attachments from SST.
    3. Using SST and 2 bolts (Diameter: 12 mm, pitch: 1.5 mm), remove the skid control sensor from the hub & bearing assy.

      SST 09520-00031 (09520-00040), 09521-00020, 09950-00020

    NOTE:
    • If the sensor rotor is damaged, replace the axle hub sub-assy.
    • Do not scratch the contacting surface of the hub & bearing assy and the skid control sensor.
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:

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

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