2012 Lexus IS 250C Automatic TransFACTORY OEM SERVICE PROCEDURE

Rear Speed Sensor: Removal: Removal

HINT: 

  • Use the same procedure for the RH side and LH side.
  • The procedure listed below is for the LH side.
  • If the sensor rotor needs to be replaced, replace it together with the rear axle hub and bearing assembly.
  1. PRECAUTION (w/ Navigation System for HDD) 
    NOTE:

    After the engine switch is turned off, the display and navigation module display (HDD navigation system) records various types of memory and settings. As a result, after turning the engine switch off, make sure to wait at least 60 seconds before disconnecting the cable from the negative (-) battery terminal.

  2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 
  3. REMOVE REAR WHEEL 
  4. REMOVE REAR SPEED SENSOR WIRE 
    1. Using a screwdriver, disconnect the rear speed sensor wire.
      Fig 1: Identifying Rear Speed Sensor Wire
      GTY265425Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. REMOVE REAR SPEED SENSOR 
    1. Remove the bolt and rear speed sensor.
      Fig 2: Identifying Rear Speed Sensor
      GTY274536Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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.