Lexus IS250 · Service Manual TRANSMISSION

INSTALLATION

Removal / installation


1. INSTALL TRANSMISSION FLOOR SHIFT ASSEMBLY

  1. C128000E01
    Install the floor shift assembly with the 4 bolts.

    Torque:
    8.3 N*m{ 85 kgf*cm , 73 in.*lbf }

  1. Connect the connector to the floor shift assembly.


2. INSTALL FLOOR SHIFT GEAR SHIFTING ROD SUB-ASSEMBLY

  1. C110474
    Install the floor shift gear shifting rod sub-assembly with the nut.

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


3. INSTALL FRONT FLOOR NO. 1 HEAT INSULATOR

  1. C125771E01
    Install the No. 1 heat insulator with the 4 nuts.

    Torque:
    5.4 N*m{ 55 kgf*cm , 48 in.*lbf }


4. INSTALL FRONT EXHAUST PIPE ASSEMBLY

  1. A077857
    Using a vernier caliper, measure the free length of the compression springs.

    Minimum length:
    38.5 mm (1.516 in.)

    If the free length is less than the minimum, replace the compression spring.

  1. A109513E09
    Install a new gasket to the rear end of the front exhaust pipe.

    NOTICE:
    1. Be careful with the installation direction of the gasket.
    1. Do not reuse the gasket.
    1. To ensure a proper seal, do not use the tail exhaust pipe to force the gasket onto the front exhaust pipe.

      HINT:
      Using a plastic hammer, uniformly strike the gasket so that the gasket and front exhaust pipe are properly fit.

  1. Install 3 new gaskets and front exhaust pipe assembly.

    CAUTION:
    Do not reuse the gaskets.

  1. A125008
    Install the 2 bolts and 2 compression springs.

    Torque:
    43 N*m{ 438 kgf*cm , 32 ft.*lbf }

  1. A127822E01
    Install 4 new nuts and 4 bolts.

    Torque:
    62 N*m{ 632 kgf*cm , 46 ft.*lbf }

    NOTICE:
    Do not reuse the nuts.


5. INSTALL OXYGEN SENSOR

  1. A119092
    Before installing the heated oxygen sensors, twist the sensor wires counterclockwise 4 turns.

  1. A123663E02
    Using the SST, install the heated oxygen sensors to the front exhaust pipe.
    SST
    09224-00010  

    Torque:
    44 N*m{ 449 kgf*cm , 33 ft.*lbf }

  1. After installing the sensors, check that the sensor wires are not twisted.
    If the sensor wires are twisted, reinstall them.

  1. A120539E05
    Install the grommets of the heated oxygen sensors.


6. INSTALL FRONT CENTER FLOOR BRACE

  1. C104834
    Install the front center floor brace with the 4 bolts.

    Torque:
    7.4 N*m{ 75 kgf*cm , 65 in.*lbf }


7. INSTALL REAR NO. 1 FLOOR PANEL BRACE

  1. A121036
    Install the rear No. 1 floor panel brace with the 4 bolts.

    Torque:
    19 N*m{ 194 kgf*cm , 14 ft.*lbf }


8. INSTALL NO. 2 CONSOLE BOX DUCT

  1. B123360
    Install the No. 2 console box duct with the 2 clips.


9. INSTALL CONSOLE BOX

  1. B123342
    Engage the 2 claws and 2 clips.

  1. B116791
    Install the 2 bolts <C>.

  1. B123339
    Install the 2 bolts <C>.

  1. Connect the connector.

  1. B123341E01
    Connect the connectors.

  1. Engage the 2 clamps.

  1. Install the 2 bolts <C>.


10. INSTALL CONSOLE BOX REGISTER ASSEMBLY

  1. B123605
    Engage the 2 claws and 4 clips, and then install the console box register assembly.

  1. Install the rear ash receptacle assembly.


11. INSTALL FRONT ASH RECEPTACLE SUB-ASSEMBLY

  1. B116700E01
    Connect the connectors.

  1. Insert the protruding parts of the front ash receptacle sub-assembly into the 2 guide holes as shown in the illustration.

  1. B116698
    Install the front ash receptacle sub-assembly with the 2 screws <F>.


12. INSTALL CONSOLE PANEL SUB-ASSEMBLY

  1. B123386
    Connect the connectors.

  1. Engage the 8 clips and install the console panel sub-assembly.


13. INSTALL UPPER NO. 2 CONSOLE PANEL GARNISH

  1. B123388
    Engage the claw and 2 clips, and then install the upper No. 2 console panel garnish.


14. INSTALL UPPER NO. 1 CONSOLE PANEL GARNISH

  1. B123387
    Engage the claw and 2 clips, and then install the upper No. 1 console panel garnish.


15. INSTALL SHIFT LEVER KNOB SUB-ASSEMBLY

16. 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.


17. 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.


18. CHECK FOR EXHAUST GAS LEAKS
If exhaust gas is leaking, tighten the related parts to stop the leak. Replace damaged parts as necessary.
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