Suspension And Axle Repair Procedures - Lexus 2005 IS300 User Manual

SA-2
REPAIR PROCEDURES
HINT:
This is a flow chart for vehicle pull.
START
Preliminary Check
f Tire pressure
f Vehicle height
f Brake dragging
YES
Are the tires uni-directional type?
Cross switch front tire & wheel
assemblies (left & right).
Choose the position of front tire & wheel
assemblies where there is least amount of pull.
Check front wheel alignment.
Is it within specification?
Adjust front wheel alignment.
ROAD TEST
Does the vehicle still lead/pull?
NO
COMPLETE
Increase right front camber and decrease
left front camber until lead/pull is eliminated.
*
Select a flat road where the vehicle can be driven in a straight line for 100 meters at a constant speed
of 35mph. Please confirm safety and set the steering wheel to its straight position. Drive the vehicle in
a straight line for 100 meters at a constant speed of 35mph without holding the steering wheel.
(1) The vehicle can keep straight but the steering wheel has some angle.
(2) The vehicle cannot keep straight.
2005 LEXUS IS300 (RM1140U)
SUSPENSION AND AXLE
*
ROAD TEST
Does the vehicle lead/pull?
YES
NO
YES
NO
YES
Does the vehicle
lead/pull to the left?
YES
NO
ROAD TEST
Does the vehicle still lead/pull?
STEERING OFF CENTER (See page
STEERING PULL
- TROUBLESHOOTING
NO
NO
Is there steering
off center?
YES
Adjust front tie rods.
ROAD TEST
Does the vehicle still lead/pull?
YES
Does the vehicle lead/pull in
same direction as before?
NO
Is the lead/pull stronger
than before?
Reverse the front left side
tire and rebalance it.
ROAD TEST
Does the vehicle still lead/pull?
NOTICE : Do not exceed 1° of cross camber.
NO
Do not exceed adjustment range.
Increase left front camber and decrease
right front camber until lead/pull is eliminated.
YES
Contact your local retail tire distributor.
SR-9 )
Author :
COMPLETE
NO
YES
NO
YES
NO
YES
Date :
SA28F-01
1671