General Diagnostic Table - Subaru Legacy 2002 Service Manual

Drive Shaft System

7. General Diagnostic Table

A: INSPECTION
NOTE:
Vibration while cruising may be caused by an unbalanced tire, improper tire inflation pressure, improper
wheel alignment, etc.
Symptom
1. Vibration of propeller shaft
NOTE:
Vibration is caused by propeller shaft
during operation and is transferred to
vehicle body. Generally vibration
increases in proportion to vehicle speed.
2. Tapping when starting and noise
while cruising, caused by propeller
shaft.
GENERAL DIAGNOSTIC TABLE
S301257
S301257A10
(1) Worn or damaged universal joint.
(2) Unbalanced propeller shaft due to
bend or dent.
(3) Loose installation of propeller shaft.
(4) Worn or damaged center bearing and
damaged center mounting rubber.
(1) Worn or damaged universal joint.
(2) Worn spline of sleeve yoke.
(3) Loose installation of propeller shaft.
(4) Loose installation of joint.
(5) Worn or damaged center bearing and
damaged center mounting rubber.
Possible cause
DS-36
Remedy
Replace.
Replace.
Retighten.
Replace.
Replace.
Replace.
Retighten.
Replace.
Replace.