Park / Neutral Position Switch Installation

Transmission. Lexus Gs430, Gs300. Uzs190 Grs190
A960E Automatic Transmission. Lexus Gs430, Gs300. Uzs190 Grs190

  1. INSTALL NEUTRAL START SWITCH ASSEMBLY

  2. INSTALL ENGINE REAR MOUNTING MEMBER

  3. INSTALL FLOOR SHIFT GEAR SHIFTING ROD SUB-ASSEMBLY

  4. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL

  5. ADJUST SHIFT LEVER POSITION

  6. INSPECT SHIFT LEVER POSITION

  7. INSPECT PARK/NEUTRAL POSITION SWITCH ASSEMBLY

  8. INSTALL PROPELLER W/CENTER BEARING SHAFT ASSEMBLY

  9. INSTALL FRONT EXHAUST PIPE ASSEMBLY

  10. INSTALL ENGINE UNDER COVER AIR GUIDE BRACKET

  11. ADD AUTOMATIC TRANSMISSION FLUID

  12. INSTALL ENGINE UNDER COVER NO.2

  13. CHECK FOR EXHAUST GAS LEAKS

  14. PERFORM INITIALIZATION

Park / Neutral Position Switch -- Installation



1. INSTALL NEUTRAL START SWITCH ASSEMBLY


    Lexus Gs430, Gs300. Uzs190 Grs190
  1. Install the park/neutral position switch to the manual valve shaft.

  1. Temporarily install the bolt.



    Lexus Gs430, Gs300. Uzs190 Grs190.A960E Automatic Transmission.Electronic Controlled Automatic Transmission System.Park / Neutral Position Switch  Installation
  1. Install a new lock washer with the nut.

    Torque:
    6.9 N*m{70 kgf*cm, 61 in.*lbf}


    Lexus Gs430, Gs300. Uzs190 Grs190
  1. Temporarily install the control shaft lever.



    Lexus Gs430, Gs300. Uzs190 Grs190.A960E Automatic Transmission.Electronic Controlled Automatic Transmission System.Park / Neutral Position Switch  Installation
  1. Turn the control shaft lever counterclockwise until it stops, and turn it clockwise 2 notches to set it to the N position.



    Lexus Gs430, Gs300. Uzs190 Grs190
  1. Remove the transmission control shaft lever.



    Lexus Gs430, Gs300. Uzs190 Grs190.A960E Automatic Transmission.Electronic Controlled Automatic Transmission System.Park / Neutral Position Switch  Installation
  1. Align the neutral basic line with the switch groove, and tighten the adjusting bolt.

    Torque:
    13 N*m{133 kgf*cm, 9 ft.*lbf}


    Lexus Gs430, Gs300. Uzs190 Grs190.A960E Automatic Transmission.Electronic Controlled Automatic Transmission System.Park / Neutral Position Switch  Installation
  1. Using a screwdriver, bend the tabs of the lock washer.



    Lexus Gs430, Gs300. Uzs190 Grs190.A960E Automatic Transmission.Electronic Controlled Automatic Transmission System.Park / Neutral Position Switch  Installation
  1. Install the transmission control shaft lever RH with the nut.

    Torque:
    16 N*m{163 kgf*cm, 12 ft.*lbf}


    Lexus Gs430, Gs300. Uzs190 Grs190.A960E Automatic Transmission.Electronic Controlled Automatic Transmission System.Park / Neutral Position Switch  Installation
  1. Connect the park/neutral position switch connector.



2. INSTALL ENGINE REAR MOUNTING MEMBER


    Lexus Gs430, Gs300. Uzs190 Grs190
  1. Install the engine rear mounting member to the automatic transmission assembly with the 4 nuts.

    Torque:
    13 N*m{133 kgf*cm, 10 ft.*lbf}


    Lexus Gs430, Gs300. Uzs190 Grs190
  1. Install the engine rear mounting member to the body with the 4 bolts.

    Torque:
    26 N*m{260 kgf*cm, 19 ft.*lbf}


3. INSTALL FLOOR SHIFT GEAR SHIFTING ROD SUB-ASSEMBLY


    Lexus Gs430, Gs300. Uzs190 Grs190
  1. Install the floor shift gear shifting rod sub-assembly with the nut.

    Torque:
    13 N*m{130 kgf*cm, 9 ft.*lbf}


4. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL


5. ADJUST SHIFT LEVER POSITION


    Lexus Gs430, Gs300. Uzs190 Grs190
  1. Remove the nut and disconnect the shifting rod.



    Lexus Gs430, Gs300. Uzs190 Grs190.A960E Automatic Transmission.Electronic Controlled Automatic Transmission System.Park / Neutral Position Switch  Installation
  1. Turn the control shaft lever of the neutral start switch counterclockwise until it stops, and turn it clockwise 2 notches to set it to the N position.

  1. Move the shift lever to the N position and tighten the nut while lightly pushing the lever toward the R position.

    NOTICE:
    Do not push the shift lever too hard.
  1. After adjustment, check that the shift lever moves smoothly and the shift lever and gear operate correctly.



6. INSPECT SHIFT LEVER POSITION
  1. When shifting from the P to the R position with the engine switch on (IG) and brake pedal depressed, make sure that the shift lever moves smoothly and moves correctly into position.

  1. Start the engine and make sure that the vehicle moves forward when shifting from the N to the D position and moves rearward when shifting to the R position.
    If operation cannot be done as specified, inspect the park/neutral position switch assembly and check the shift lever assembly installation condition.



7. INSPECT PARK/NEUTRAL POSITION SWITCH ASSEMBLY


    Lexus Gs430, Gs300. Uzs190 Grs190.A960E Automatic Transmission.Electronic Controlled Automatic Transmission System.Park / Neutral Position Switch  Installation
  1. Measure resistance according to the value(s) in the table below when the shift lever is moved to each position.

    Standard resistance:
    Shift Position
    Tester Connection
    Specified Condition
    P
    2 - 6 and 4 - 5
    Below 1 Ω
    Except P

    10 kΩ higher
    R
    1 - 2
    Below 1 Ω
    Except R

    10 kΩ higher
    N
    2 - 9 and 4 - 5
    Below 1 Ω
    Except N

    10 kΩ higher
    D, S, "+" and "-"
    2 - 7
    Below 1 Ω
    Except D, S, "+" and "-"

    10 kΩ higher


8. INSTALL PROPELLER W/CENTER BEARING SHAFT ASSEMBLY
(Click here)


9. INSTALL FRONT EXHAUST PIPE ASSEMBLY
(Click here)


10. INSTALL ENGINE UNDER COVER AIR GUIDE BRACKET


    Lexus Gs430, Gs300. Uzs190 Grs190
  1. Install the engine under cover air guide bracket with the 2 bolts.

    Torque:
    26 N*m{260 kgf*cm, 19 ft.*lbf}


11. ADD AUTOMATIC TRANSMISSION FLUID
(Click here)


12. INSTALL ENGINE UNDER COVER NO.2
  1. Install the under cover with the 4 screws, 2 grommets and 2 spacers.



13. CHECK FOR EXHAUST GAS LEAKS


14. PERFORM INITIALIZATION
(Click here)