LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2003 >> SC 430 >> Repair and Diagnosis >> External Pages >> Different car >> Section 249 (Automatic Transmission (On-Vehicle Service)) >> Park/Neutral Position Switch ASSY >> Replacement
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Park/Neutral Position Switch ASSY: Replacement

WARNING: This page is about a different car, the 2004 Lexus LS 430. However, it is still accessible from the selected car via links, so may be relevant.
  1. DISCONNECT BATTERY NEGATIVE TERMINAL 
  2. REMOVE INSTRUMENT PANEL UNDER COVER SUB-ASSY NO. 2 (SEE  REPLACEMENT  ) 
  3. REMOVE INSTRUMENT PANEL GARNISH SUB-ASSY LH (SEE  REPLACEMENT  ) 
  4. REMOVE INSTRUMENT PANEL FINISH PANEL (SEE  REPLACEMENT  ) 
  5. REMOVE INSTRUMENT PANEL UNDER COVER SUB-ASSY NO. 1 (SEE  REPLACEMENT  ) 
  6. REMOVE SWITCH BRACE HOLE COVER (SEE  REPLACEMENT  ) 
  7. REMOVE INSTRUMENT PANEL SAFETY PAD SUB-ASSY NO. 1 (SEE  REPLACEMENT  ) 
  8. REMOVE INSTRUMENT PANEL CUP HOLDER ASSY (SEE  REPLACEMENT  ) 
  9. REMOVE CONSOLE UPPER REAR PANEL SUB-ASSY (SEE  REPLACEMENT  ) 
  10. REMOVE CONSOLE BOX CARPET (SEE  REPLACEMENT  ) 
  11. REMOVE REAR CONSOLE ARMREST ASSY (SEE  REPLACEMENT  ) 
  12. REMOVE INSTRUMENT PANEL FINISH PANEL LOWER CENTER (SEE  REPLACEMENT  ) 
  13. REMOVE INSTRUMENT CLUSTER FINISH PANEL SUB-ASSY CENTER (SEE  REPLACEMENT  ) 
  14. REMOVE CONSOLE PANEL SUB-ASSY UPPER (SEE  REPLACEMENT  ) 
  15. REMOVE CONSOLE BOX (SEE  REPLACEMENT  ) 
  16. SEPARATE OXYGEN SENSOR (SEE  REPLACEMENT  ) 
  17. REMOVE FRONT FLOOR BRACE CENTER (SEE  REPLACEMENT  ) 
  18. REMOVE EXHAUST PIPE ASSY (SEE  REPLACEMENT  ) 
  19. REMOVE FRONT FLOOR HEAT INSULATOR NO. 1 (SEE  REPLACEMENT  ) 
  20. REMOVE PROPELLER W/CENTER BEARING SHAFT ASSY (SEE  OVERHAUL  ) 

    SST 09922-10010

  21. SEPARATE FLOOR SHIFT GEAR SHIFTING ROD SUB-ASSY 
    1. Remove the nut and separate the floor shift gear shifting rod.
      Fig 1: Removing Nut And Separate Floor Shift Gear Shifting Rod
      G01028834Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  22. SUPPORT AUTOMATIC TRANSMISSION ASSY 
    1. Support the automatic transmission assy with a transmission jack.
      Fig 2: Supporting Automatic Transmission Assy With Transmission Jack
      G01028835Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  23. SEPARATE ENGINE REAR MOUNTING MEMBER 
    1. Remove the 4 bolts and separate the engine rear mounting member.
  24. REMOVE TRANSMISSION CONTROL SHAFT LEVER RH 
    1. Remove the nut and transmission control shaft lever RH.
      Fig 3: Removing Bolts And Separate Engine Rear Mounting Member
      G01028836Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  25. REMOVE PARK/NEUTRAL POSITION SWITCH ASSY 
    1. Disconnect the park/neutral position switch connector.
    2. Using a screwdriver, pry out the lock washer.
    3. Remove the lock nut and lock washer.
      Fig 4: Removing Lock Nut And Lock Washer
      G01028837Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Remove the bolt and park/neutral position switch.
      Fig 5: Removing Bolt And Park/Neutral Position Switch
      G01028838Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  26. INSTALL PARK/NEUTRAL POSITION SWITCH ASSY 
    1. Install the park/neutral position switch to the manual valve shaft.
    2. Temporarily install the bolt.
      Fig 6: Installing Park/Neutral Position Switch To Manual Valve Shaft
      G01028839Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Install a new lock plate and the nut.

      Torque: 6.9 N.m (70 kgf.cm, 61 in.lbf) 

    4. Temporarily install the control shaft lever.
      Fig 7: Installing Lock Plate And Nut
      G01028840Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Turn the control shaft lever counterclockwise until it stops, and turn it clockwise 2 notches to set it to the N position.
    6. Remove the transmission control shaft lever.
      Fig 8: Removing Transmission Control Shaft Lever
      G01028841Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    7. Align the neutral basic line with the switch groove, and tighten the adjusting bolt.

      Torque: 13 N.m (130 kgf.cm, 9 ft.lbf) 

      Fig 9: Aligning Neutral Basic Line With Switch Groove
      G01028842Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    8. Using a screwdriver, bend the tabs of the lock washer.
      Fig 10: Bending Tabs Of Lock Washer
      G01028843Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  27. INSTALL TRANSMISSION CONTROL SHAFT LEVER RH 
    1. Install the transmission control shaft lever RH with the nut.

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

    2. Connect the park/neutral position switch connector.
      Fig 11: Installing Transmission Control Shaft Lever RH With Nut
      G01028844Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  28. INSTALL ENGINE REAR MOUNTING MEMBER 
    1. Install the engine rear mounting member with the 4 bolts.

      Torque: 26 N.m (270 kgf.cm, 20 ft.lbf) 

      Fig 12: Installing Engine Rear Mounting Member With 4 Bolts
      G01028845Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  29. CONNECT FLOOR SHIFT GEAR SHIFTING ROD SUB-ASSY 
    1. Connect the floor shift gear shifting rod sub-assy with the nut.

      Torque: 13 N.m (130 kgf.cm, 9 ft.lbf) 

      Fig 13: Connecting Floor Shift Gear Shifting Rod Sub-Assy With Nut
      G01028846Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  30. CONNECT BATTERY NEGATIVE TERMINAL 
  31. ADJUST SHIFT LEVER POSITION (SEE  ADJUSTMENT  ) 
  32. INSPECT SHIFT LEVER POSITION (SEE  ADJUSTMENT  ) 
  33. INSPECT PARK/NEUTRAL POSITION SWITCH ASSY (SEE  ADJUSTMENT  ) 
  34. INSTALL PROPELLER W/CENTER BEARING SHAFT ASSY (SEE  OVERHAUL  ) 
  35. INSTALL EXHAUST PIPE ASSY (SEE  REPLACEMENT  ) 
  36. PERFORM INITIALIZATION (SEE  INITIALIZATION  ) 
scientia non olet · About LEMON Manuals