Lexus IS250 · Service Manual STEERING

INSTALLATION

Removal / installation


1. INSTALL POWER STEERING ECU ASSEMBLY

  1. C115528E01
    Connect connector (c) to the power steering ECU assembly.

  1. Connect 2 power steering ECU assembly connectors (a) and (b) and securely lock the connectors.

  1. C115526E01
    Install the power steering ECU assembly to the battery tray with the 3 bolts.

    Torque:
    5.0 N*m{ 51 kgf*cm , 44 in.*lbf }

  1. Install the No. 1 battery tray support.


2. INSTALL BATTERY

  1. Install the battery.

  1. Install the battery insulator.

  1. Install the battery clamp with the 2 nuts.

    Torque:
    2.9 N*m{ 30 kgf*cm , 26 in.*lbf }

  1. Connect the positive (+) battery cable to the battery.

    Torque:
    5.6 N*m{ 57 kgf*cm , 50 in.*lbf }

  1. Connect the negative (-) battery cable to the battery.

    Torque:
    5.6 N*m{ 57 kgf*cm , 50 in.*lbf }


3. PERFORM INITIALIZATION

HINT:
Some systems need initialization when disconnecting the cable from the negative battery terminal (Click here).


4. INITIALIZE ROTATION ANGLE SENSOR AND CALIBRATE TORQUE SENSOR ZERO POINT

HINT:
Click here

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