2003 Lexus LX 470FACTORY OEM SERVICE PROCEDURE

On-Vehicle Repair

  1. DISCONNECT No. 1 VEHICLE SPEED SENSOR CONNECTOR 
    Fig 1: Disconnecting Vehicle Speed Sensor Connector
    G01352563Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. REMOVE No. 1 VEHICLE SPEED SENSOR 

    Remove the bolt and the No. 1 vehicle speed sensor.

    Fig 2: Removing Vehicle Speed Sensor
    G01352564Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. DISASSEMBLE No. 1 VEHICLE SPEED SENSOR 
    1. Remove the O-ring from the speedometer driven gear assembly.
    2. Remove the clip and the speedometer driven gear from the speedometer driven gear sleeve.
  4. ASSEMBLE No. 1 VEHICLE SPEED SENSOR 
    1. Install the speedometer driven gear and the clip to the speedometer driven gear sleeve.
    2. Coat a new O-ring with ATF.
    3. Install the O-ring to the speedometer driven gear assembly.
  5. INSTALL No. 1 VEHICLE SPEED SENSOR 

    Install the No. 1 vehicle speed sensor with the bolt.

    Torque: 16 N.m (160 kgf.cm, 12 ft.lbf) 

    Fig 3: Connecting Vehicle Speed Sensor Connector
    G01352565Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. CONNECT No. 1 VEHICLE SPEED SENSOR CONNECTOR 
  7. DISCONNECT SPEED SENSOR NT AND SP2 CONNECTORS 
    Fig 4: Removing Speed Sensor NT & SP2
    G01352566Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. REMOVE SPEED SENSOR NT AND SP2 
    1. Remove the 2 bolts, speed sensor NT and SP2.
    2. Remove 2 O-rings from the speed sensor NT and SP2.
      Fig 5: Removing O-Rings From Speed Sensor NT & SP2
      G01352567Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  9. INSTALL SPEED SENSOR NT AND SP2 
    1. Coat 2 new O-rings with ATF and install them to the speed sensor NT and SP2.
    2. Install the speed sensor NT and SP2 with 2 bolts.

    Torque: 5.4 N.m (55 kgf.cm, 48 in.lbf) 

    Fig 6: Installing Speed Sensor NT & SP2
    G01352568Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  10. CONNECT SPEED SENSOR NT AND SP2 CONNECTORS 
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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