Lexus IS250 · Service Manual TRANSMISSION

INSTALLATION

Removal / installation


1. INSTALL TRANSMISSION VALVE BODY ASSEMBLY

  1. C108494E02
    Install the check ball body and spring.

  1. C110965E01
    Check the accumulator pistons, check ball body and spring as shown in the illustration.

  1. C109330E03
    Align the groove of the manual valve with the pin of the lever.

  1. C109368E01
    Install the 19 bolts.

    Torque:
    11 N*m{ 112 kgf*cm , 8 ft.*lbf }

    Bolt length:
    Bolt A:
    25 mm (0.98 in.)
    Bolt B:
    36 mm (1.42 in.)
    Bolt C:
    45 mm (1.77 in.)
    Bolt D:
    50 mm (1.97 in.)


2. CONNECT TRANSMISSION WIRE

  1. C122840
    Connect the 9 connectors to the solenoid valves.

  1. C122839
    Install the ATF temperature sensor with the bolt.

    Torque:
    10 N*m{ 102 kgf*cm , 7 ft.*lbf }

  1. C122844E01
    Install the 2 clamps with the 2 bolts.

    Torque:
    Bolt A:
    6.4 N*m{ 65 kgf*cm , 57 in.*lbf }
    Bolt B:
    10 N*m{ 102 kgf*cm , 7 ft.*lbf }


3. INSTALL VALVE BODY OIL STRAINER ASSEMBLY

  1. C108414E01
    Coat a new O-ring with ATF.

  1. Install the O-ring.

  1. C106929
    Install the oil strainer with the 4 bolts.

    Torque:
    10 N*m{ 102 kgf*cm , 7 ft.*lbf }


4. INSTALL AUTOMATIC TRANSMISSION OIL PAN SUB-ASSEMBLY

  1. C109359E03
    Install the 3 magnets in the oil pan.

  1. C109360
    Install a new gasket and the oil pan to the transmission case with the 20 bolts.

    Torque:
    4.4 N*m{ 45 kgf*cm , 39 in.*lbf }


5. INSTALL NO. 1 EXHAUST PIPE SUPPORT BRACKET SUB-ASSEMBLY

  1. C108503E02
    Install the No. 1 exhaust pipe support bracket sub-assembly to the automatic transmission assembly with the 2 bolts.

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


6. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL

7. ADD AUTOMATIC TRANSMISSION FLUID
(Click here)

8. RESET MEMORY
(Click here)

9. PERFORM INITIALIZATION
Some systems need initialization after reconnecting the cable to the negative battery terminal.
(Click here)
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