2012 Toyota Prius TwoFACTORY OEM SERVICE PROCEDURE

Steering Wheel: Installation: Installation

  1. INSTALL LOWER STEERING WHEEL BOSS COVER 
    1. Engage the 2 pins and 4 claws to install the lower steering wheel boss cover to the steering wheel sub-assembly.
      Fig 1: Identifying Lower Steering Wheel Boss Cover Pins And Claws
      GTY218156Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. INSTALL CRUISE CONTROL SWITCH WIRE (w/ Cruise Control System) 
  3. INSTALL CRUISE CONTROL MAIN SWITCH (w/ Cruise Control System)  . Refer to INSTALLATION - Step 1
  4. INSTALL STEERING PAD SWITCH ASSEMBLY  See step  1
  5. INSTALL STEERING SHAKE DAMPER 
    1. Install the steering shake damper to the steering wheel assembly with the 2 screws.
      Fig 2: Identifying Steering Shake Damper Screws
      GTY234799Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Torque: 2.4 N*m (25 kgf*cm, 21 in.*lbf) 

  6. ALIGN FRONT WHEELS FACING STRAIGHT AHEAD 
  7. ADJUST SPIRAL CABLE WITH SENSOR SUB-ASSEMBLY  . Refer to INSTALLATION - Step 5
  8. INSTALL STEERING WHEEL ASSEMBLY 
    1. Align the matchmarks on the steering wheel assembly and steering main shaft.
      Fig 3: Identifying Steering Wheel Assembly
      GTY342639Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *1 Matchmark
    2. Install the steering wheel assembly set nut.

      Torque: 50 N*m (510 kgf*cm, 37 ft.*lbf) 

    3. Connect the connectors to the spiral cable sub-assembly.
  9. CHECK STEERING WHEEL CENTER POINT 
  10. INSTALL STEERING PAD 

    HINT: 

    Refer to the instructions for Installation of the steering pad. Refer to INSTALLATION .

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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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