2012 Scion tC Automatic TransFACTORY OEM SERVICE PROCEDURE

Rear Speed Sensor: Removal: Removal

HINT: 

  • Use the same procedure for the RH and LH sides.
  • The procedure listed below is for the LH side.
  1. REMOVE DECK TRIM SIDE PANEL ASSEMBLY LH 

    Refer to REMOVAL

  2. REMOVE REAR WHEEL 
  3. DISCONNECT REAR DISC BRAKE CYLINDER ASSEMBLY LH  . Refer to REMOVAL - Step 14
  4. REMOVE REAR DISC  . Refer to REMOVAL - Step 15
  5. REMOVE SKID CONTROL SENSOR WIRE LH 
    1. Disconnect the skid control sensor wire connector from the vehicle side connector on the rear floor.
    2. Disconnect the grommet of the skid control sensor wire from the hole of the wheel house.
      Fig 1: Identifying Skid Sensor Wire Grommet
      GTY312109Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the bolt and sensor clamp from the wheel house gusset.
      Fig 2: Removing Wheel House Gusset.
      GTY313252Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Remove the bolt and sensor clamp from the trailing arm bracket.
      Fig 3: Removing Trailing Arm Bracket
      GTY313251Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Detach the sensor clamp.
      Fig 4: Identifying Sensor Clamp
      GTY312702Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    6. Disconnect the connector.
  6. REMOVE REAR AXLE HUB AND BEARING ASSEMBLY LH 

    Refer to REMOVAL - Step 9

    HINT: 

    • The rear speed sensor is a component of the rear axle hub and bearing assembly. If the sensor malfunctions, replace the rear axle hub and bearing assembly.
    • If the sensor rotor needs to be replaced, replace it together with the rear axle hub and bearing assembly.
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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.