IS 250 AWD V6-2.5L (4GR-FSE) (2006)
c) Install the power steering ECU assembly to the battery tray with the 3 bolts.
Torque: 5.0 Nm (51 kgf-cm, 44 inch lbs.)
d) Install the No.1 battery tray support.
2. INSTALL BATTERY
a) Install the battery.
b) Install the battery insulator.
c) Install the battery clamp with the 2 nuts.
Torque: 2.9 Nm (30 kgf-cm, 26 inch lbs.)
d) Connect the positive (+) battery cable to the battery.
Torque: 5.6 Nm (57 kgf-cm, 50 inch lbs.)
e) Connect the negative (-) battery cable to the battery.
Torque: 5.6 Nm (57 kgf-cm, 50 inch lbs.)
3. PERFORM INITIALIZATION
HINT: Some systems need initialization when disconnecting the cable from the negative battery terminal.
4. INITIALIZE ROTATION ANGLE SENSOR AND CALIBRATE TORQUE SENSOR ZERO POINT