Throttle Body Replacement - Lexus 2005 IS300 User Manual

Turn
2005 LEXUS IS300 (RM1140U)
REPLACEMENT
NOTICE:
F
F
1.
(a)
(b)
B02816
(3)
30°
(2)
B02692
(c)
NOTICE:
(3)
At this time, do not connect the throttle control motor con-
nector.
(2)
NOTICE:
B01951
After turning the ignition switch ON, do not depress the ac-
celerator pedal.
SFI - THROTTLE BODY
To prevent deterioration, do not shock the throttle
position sensor and accelerator pedal position sen-
sor.
Mixing of the foreign objects may cause the gear lock-
ing, so thoroughly check that there is no stuck of any
foreign objects and clean up if any.
REPLACE THROTTLE POSITION SENSOR
Remove the 2 set screws and throttle position sensor.
Reinstall the throttle position sensor.
(1) Check that the throttle valve is under the condition
of the opener opening angle (about 3.5°).
(2) Install the sensor to the place where is at 30° ro-
tated to the right from the specified installation posi-
tion.
(3) Gradually turn sensor counterclockwise until it
touches the throttle valve shaft and temporarily
torque the 2 set screws.
Adjust the throttle position sensor.
(1) Connect the throttle position sensor connector.
(2) Connect the hand-held tester or OBD II scan tool
to the DLC3.
(3) Turn the ignition switch ON.
(4) While reading the value of the throttle valve opening
percentage (THROTTLE POS) of the CURRENT
DATA, turn the throttle position sensor slowly to left
and set the sensor at the center value of the stan-
dard value, and then torque the screws.
Torque: 1.7 N·m (17.5 kgf·cm, 15 in.·lbf)
Standard throttle valve opening percentage:
14.8 ± 0.8 %
Author :
SF-37
SF0NO-09
Date :
1418