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Home >> Toyota >> 2012 >> Prius Plug-in >> Repair and Diagnosis (Single Page) >> External Pages >> Different variant/trim >> Section 86 (Brake Control System (Except Plug-In) (Service Information)) >> Front Speed Sensor >> Removal >> Removal
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Front Speed Sensor: Removal: Removal

WARNING: This page is about a different variant/trim than selected.
NOTE:

While the battery is connected, even if the power switch is off, the brake control system activates when the brake pedal is depressed or any door courtesy switch is turned on. Therefore, when servicing the brake system components, do not depress the brake pedal or open/ close the doors while the battery is connected.

HINT: 

  1. REMOVE REAR NO. 2 FLOOR BOARD (for Separate Type)  . Refer to REMOVAL - Step 1
  2. REMOVE REAR DECK FLOOR BOX  . Refer to REMOVAL - Step 2
  3. REMOVE REAR NO. 3 FLOOR BOARD  . Refer to REMOVAL - Step 3
  4. DISCONNECT CABLE FROM AUXILIARY BATTERY NEGATIVE TERMINAL 
  5. REMOVE FRONT WHEEL 
  6. REMOVE FRONT FENDER LINER 
    1. Remove the 12 clips, 4 screws, 3 grommets, and front fender liner.

      HINT: 

      Use the same procedure for the RH side and LH side.

      Fig 1: Identifying Front Fender Liner, Clips, Screws & Grommets
      GTY215343Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. REMOVE FRONT SPEED SENSOR 
    1. Remove the 2 clamps and disconnect the front speed sensor connector.
      Fig 2: Identifying Front Speed Sensor Connector & Clamps
      GTY211557Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the bolt and No. 2 sensor clamp from the body.
      Fig 3: Identifying No. 2 Sensor Clamp And Fastener
      GTY225023Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *1 No. 2 Sensor Clamp
    3. Remove the bolt, No. 1 sensor clamp and front brake flexible hose together from the shock absorber assembly.
      Fig 4: Identifying Shock Absorber Assembly, No. 1 Sensor Clamp Front Brake Flexible Hose & Bolt
      GTY227458Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *1 No. 1 Sensor Clamp
      *2 Front Brake Flexible Hose
    4. Remove the clamp from the shock absorber assembly.
    5. Remove the bolt and front speed sensor.
      Fig 5: Identifying Speed Sensor & Bolt
      GTY231550Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE:
      • Prevent foreign matter from attaching to the front speed sensor tip.
      • Clean the speed sensor installation hole and the contact surfaces every time the front speed sensor is removed.