Daewoo MATIZ Service Manual page 432

Diagnostic Information and Procedures
General Diagnosis . . . . . . . . . . . . . . . . . . . . . . . . .
DIAGNOSTIC INFORMATION AND PROCEDURES
Problems in the steering, the suspension, the tires, and
the wheels involve several systems. Consider all sys-
tems when you diagnose a complaint. Some problems,
such as abnormal or excessive tire wear and scuffed
tires, may be the result of hard driving. Always road test
Application
Preliminary Checks
DAEWOO M-150 BL2
SECTION 2A
SUSPENSION DIAGNOSIS
TABLE OF CONTENTS
. . . . . 2A-1
2A-1
GENERAL DIAGNOSIS
Checks
D Inspect the tires for improper pressure
and uneven wear.
D Inspect the joint from the steering
column to the intermediate shaft for
loose connections or wear.
D Inspect the joint from the intermediate
shaft to the steering gear for loose
connections or wear.
D Inspect the front and the rear
suspension, the steering gear, and the
linkage for loose or damaged parts.
D Inspect for out–of–round tires.
D Inspect for out–of–balance tires, bent
wheels, and worn or loose wheel
bearings.
D Check the power steering pump drive
belt tension.
D Inspect the power steering system.
Also, check the power steering fluid
level.
Wheel Bearing Diagnosis
the vehicle first. If possible, do this road test with the
customer.
Proceed with the following preliminary checks. Correct
any substandard conditions.
D Inflate the tires to the proper pressure.
D Tighten the coupling flange pinch
bolts.
D Replace the intermediate shaft as
needed.
D Tighten the front and the rear
suspension.
D Tighten the steering gear mounting
bracket bolts.
D Replace the front and the rear
suspension as needed.
D Replace the steering gear as needed.
D Replace the coupling flange as
needed.
D Perform free runout test.
D Match–mount the tires.
D Balance the wheels.
D Replace the wheels.
D Replace the wheel bearings.
D Tighten the power steering pump drive
belt.
D Repair any leaks.
D Perform a power steering gear test.
D Add power steering fluid.
. . . . . . . . . . . . . . . . . . . 2A-6
Correction