Lexus 2005 IS300 User Manual page 1055

SF-38
"A"
Turn
2005 LEXUS IS300 (RM1140U)
SFI - THROTTLE BODY
NOTICE:
At the time of tightening the screw, as the sensor itself
tends to turn causing to slanting, check that it is within the
standard value after having finished the torque.
(5) Fully close the throttle valve with a screwdriver and
check that the value of the throttle valve opening
percentage (THROTTLE POS) of the CURRENT
DATA stays with the standard value.
Standard throttle valve opening percentage:
10 - 14 %
If the throttle valve opening percentage is not as specified, re-
peat steps (4) through (5).
(6) Paint the sensor set screws.
(7) Turn the ignition switch OFF.
(8) Disconnect the hand-held tester or OBD II scan tool
from the DLC3.
(9) Disconnect the throttle position sensor connector.
2. REPLACE THROTTLE CONTROL MOTOR
(a) Remove the throttle position sensor.
(b) Remove the throttle control motor.
(1) Disconnect the connector from the bracket.
(2) Remove the 5 screws, bracket and cover.
(3) Remove the 3 screws and throttle control motor.
(c) Reinstall the throttle control motor.
(1) Apply the grease thinly on the whole surface of the
gear teeth.
NOTICE:
Do not apply the grease other than specified because
grease has been already applied to the component to be re-
placed.
(2) Align the protrusions of the motor with the position-
ing pin holes of the throttle body.
B01953
(3) Rotate the motor to the direction marked with an ar-
row and temporarily install the set screw "A" under
the condition that there is no wobbles in the motor
and the positioning pin.
(4) Tighten the 3 set screws.
Torque: 3.7 N·m (37.5 kgf·cm, 33 in.·lbf)
B01811
Author : Date :
1419