Lexus IS250 · Service Manual TRANSMISSION

INSTALLATION

Removal / installation


1. INSTALL NEUTRAL START SWITCH ASSEMBLY

  1. C080256
    Install the park/neutral position switch to the manual valve shaft.

  1. Temporarily install the bolt.

  1. C108493E04
    Install a new lock washer and the nut.

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

  1. C104747
    Temporarily install the control shaft lever.

  1. Z036295E02
    Turn the control shaft lever counterclockwise until it stops, and turn it clockwise 2 notches to set it to the N position.

  1. C104747
    Remove the transmission control shaft lever.

  1. D025795E13
    Align the neutral alignment mark line with the switch groove, and tighten the adjusting bolt.

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

  1. C101516E01
    Using a screwdriver, bend the tabs of the lock washer.

  1. C108490E03
    Install the transmission control shaft lever RH with the nut.

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

  1. C108489E02
    Connect the park/neutral position switch connector.


2. INSTALL FLOOR SHIFT GEAR SHIFTING ROD SUB-ASSEMBLY

  1. C104743
    Temporarily tighten the floor shift gear shifting rod sub-assembly with the nut.


3. ADJUST SHIFT LEVER POSITION

  1. C110474
    Remove the nut and disconnect the shifting rod.

  1. C064305E04
    Turn the control shaft lever of the park/neutral position 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.


4. INSPECT SHIFT LEVER POSITION

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

  1. Start the engine and make sure that the vehicle moves forward when shifting from the N to 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.


5. INSPECT PARK/NEUTRAL POSITION SWITCH ASSEMBLY

  1. C108491E05
    Measure the resistance according to the value(s) in the table below.

    Standard resistance:
    Shift Position
    		 Tester Connection
    		 Specified Condition
    P
    		 2 - 6 and 4 - 5
    		 Below 1 Ω
    Except P
    		 2 - 6 and 4 - 5
    		 10 kΩ higher
    R
    		 1 - 2
    		 Below 1 Ω
    Except R
    		 1 - 2
    		 10 kΩ higher
    N
    		 2 - 9 and 4 - 5
    		 Below 1 Ω
    Except N
    		 2 - 9 and 4 - 5
    		 10 kΩ higher
    D, S, "+" and "-"
    		 2 - 7
    		 Below 1 Ω
    Except D, S, "+" and "-"
    		 2 - 7
    		 10 kΩ higher

    If the resistance value is not as specified, replace the park/neutral position switch assembly.


6. INSTALL NO. 2 ENGINE UNDER COVER
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