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HOMESERVICE MANUALSTOYOTA2025PRIUS XLE AWDREPAIR AND DIAGNOSISSTEERINGSTEERING COLUMNSTEERING COLUMN - SERVICE INFORMATIONSTEERING COLUMN ASSEMBLYINSTALLATION [12/2022 - 03/2023]PROCEDURE
2025 Toyota Prius XLE AWD

Installation [12/2022 - 03/2023]: Procedure

2025 Toyota Prius XLE AWDSECTION Procedure
  1. ALIGN FRONT WHEELS FACING STRAIGHT AHEAD 
  2. INSTALL STEERING COLUMN ASSEMBLY 
    NOTE:

    Make sure that the wire harness is not interfering with the steering column assembly.

    HINT: As the illustration shown is an example, the actual details may differ.
    1. GTY1147961Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Install the steering column assembly with the bolt and 2 nuts.

        Torque

        36 N.m (367 kgf/cm, 27 ft.lbf)

        NOTE:

        After temporarily tightening the bolt, fully tighten the 2 nuts then fully tighten the bolt.

      2. Connect each connector and engage each wire harness clamp to the steering column assembly.
  3. INSTALL NO. 2 STEERING INTERMEDIATE SHAFT ASSEMBLY 
    1. GTY1140699Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Matchmark - -
      Install in this direction - -
      1. Align the matchmarks on the No. 2 steering intermediate shaft assembly and steering column assembly.
      2. Install the No. 2 steering intermediate shaft assembly to the steering column assembly.
      3. Install the bolt.

        Torque: 64 N.m (653 kgf/cm, 47 ft.lbf) 

  4. CONNECT NO. 2 STEERING INTERMEDIATE SHAFT ASSEMBLY 
    1. GTY1144612Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Matchmark - -
      Connect in this direction - -
      1. Align the matchmarks on the No. 2 steering intermediate shaft assembly and steering gear assembly.
      2. Connect the No. 2 steering intermediate shaft assembly to the steering gear assembly.
      3. Install the bolt.

        Torque: 64 N.m (653 kgf/cm, 47 ft.lbf) 

  5. INSTALL COLUMN HOLE COVER SILENCER SHEET 
  6. INSTALL NO. 1 AIR DUCT 

    Torque: 9.8 N.m (100 kgf/cm, 87 in.lbf) 

  7. INSTALL FRONT NO. 1 CONSOLE BOX INSERT 
  8. INSTALL NO. 2 KNEE PROTECTOR BRACKET (w/o Knee Airbag) 

    Torque: 10 N.m (102 kgf/cm, 7 ft.lbf) 

  9. INSTALL LOWER NO. 1 INSTRUMENT PANEL AIRBAG ASSEMBLY (w/ Knee Airbag) 
    Refer to PROCEDURE - Step 1
  10. INSTALL LOWER INSTRUMENT PANEL FINISH PANEL ASSEMBLY 

    Refer to PROCEDURE - Step 28

  11. INSTALL LOWER CENTER INSTRUMENT PANEL FINISH PANEL 
  12. INSTALL NO. 1 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY 
  13. INSTALL COWL SIDE TRIM BOARD LH 
  14. INSTALL FRONT DOOR SCUFF PLATE LH 
  15. INSTALL TURN SIGNAL SWITCH ASSEMBLY WITH SPIRAL CABLE SUB-ASSEMBLY 
    NOTE:
    • Do not remove/install the spiral cable with sensor sub-assembly with the auxiliary battery connected and the ignition switch ON.
    • Do not rotate the spiral cable with sensor sub-assembly without the steering wheel assembly installed, with the auxiliary battery connected and the ignition switch ON.
    • Ensure that the steering wheel assembly is installed and aligned straight when inspecting the steering sensor.
    HINT: As the illustration shown is an example, the actual details may differ.
    1. GTY1145798Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Clamp - -
      1. Using pliers, expand the clamp.
      2. While holding the clamp expanded, install the turn signal switch assembly with spiral cable sub-assembly to the steering column assembly and engage the claw.
      3. Return the clamp to its original position.
      4. Connect the connectors to the turn signal switch assembly with spiral cable sub-assembly.
  16. INSTALL UPPER STEERING COLUMN COVER 
  17. INSTALL LOWER STEERING COLUMN COVER 
  18. ALIGN FRONT WHEELS FACING STRAIGHT AHEAD 
  19. INSPECT AND ADJUST SPIRAL CABLE WITH SENSOR SUB-ASSEMBLY 
    Refer to PROCEDURE - Step 7
  20. INSTALL STEERING WHEEL ASSEMBLY 

    Refer to INSTALLATION [12/2022 - ] 

  21. UPDATE ECU SECURITY KEY 

    Refer to UPDATE ECU SECURITY KEY [12/2022 - ]

    HINT: 

    After replacing the power steering ECU assembly, make sure to perform update ECU security key.

  22. ECU CONFIGURATION 

    Refer to ECU CONFIGURATION [12/2022 - ]

    HINT: 

    After replacing the power steering ECU assembly, make sure to perform ECU configuration.

  23. PERFORM POWER STEERING ECU INITIAL SETTING (TORQUE SENSOR ZERO POINT CALIBRATION AND ASSIST MAP WRITING) 

    Refer to POWER STEERING ECU INITIAL SETTING [12/2022 - ]

  24. PERFORM END POSITION INITIAL SETTING 

    Refer to END POSITION INITIAL SETTING [12/2022 - ]

RENDER: 1.0x

NO RELATED

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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.