Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Mitsubishi Eclipse & Spyder 2000-2006 Approved Mitsubishi Eclipse & Spyder 2000-2002 33A
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33A-1
GROUP 33A
FRONT
SUSPENSION
CONTENTS
GENERAL DESCRIPTION. . . . . . . . . 33A-2 DISASSEMBLY AND REASSEMBLY . . . . . 33A-10
INSPECTION. . . . . . . . . . . . . . . . . . . . . . . . 33A-12
FRONT SUSPENSION DIAGNOSIS . 33A-3
INTRODUCTION TO FRONT SUSPENSION LOWER ARM . . . . . . . . . . . . . . . . . . . 33A-13
DIAGNOSIS . . . . . . . . . . . . . . . . . . . . . . . . 33A-3 REMOVAL AND INSTALLATION . . . . . . . . 33A-13
FRONT SUSPENSION DIAGNOSIS INSPECTION. . . . . . . . . . . . . . . . . . . . . . . . 33A-14
TROUBLESHOOTING STRATEGY . . . . . . 33A-3 BALL JOINT DUST COVER
SYMPTOM CHART. . . . . . . . . . . . . . . . . . . 33A-3 REPLACEMENT . . . . . . . . . . . . . . . . . . . . . 33A-15
SYMPTOM PROCEDURES . . . . . . . . . . . . 33A-3 LOWER ARM BUSHING REPLACEMENT . 33A-16
SPECIAL TOOLS. . . . . . . . . . . . . . . . 33A-5 STABILIZER BAR. . . . . . . . . . . . . . . . 33A-17
REMOVAL AND INSTALLATION . . . . . . . . 33A-17
ON-VEHICLE SERVICE. . . . . . . . . . . 33A-6 INSPECTION. . . . . . . . . . . . . . . . . . . . . . . . 33A-18
FRONT WHEEL ALIGNMENT CHECK AND
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . 33A-6 SPECIFICATIONS . . . . . . . . . . . . . . . 33A-19
BALL JOINT DUST COVER INSPECTION 33A-9 FASTENER TIGHTENING
SPECIFICATIONS. . . . . . . . . . . . . . . . . . . . 33A-19
STRUT ASSEMBLY. . . . . . . . . . . . . . 33A-9 GENERAL SPECIFICATIONS . . . . . . . . . . 33A-19
REMOVAL AND INSTALLATION . . . . . . . . 33A-9 SERVICE SPECIFICATIONS . . . . . . . . . . . 33A-20
INSPECTION . . . . . . . . . . . . . . . . . . . . . . . 33A-10 COMPONENT IDENTIFICATION . . . . . . . . 33A-20
33A-2 FRONT SUSPENSION
GENERAL DESCRIPTION
.
G EN ER AL DESC RIPTIO N
M1332000100054
FRONT SUSPENSION
The front suspension is MacPherson strut type with
coil springs and compression rod. Anti-dive geometry
ensures excellent driving stability while negative
offset geometry provides good braking stability. The
offset coil spring ensures optimum riding comfort.
CONSTRUCTION DIAGRAM
FRONT CROSSMEMBER
STRUT ASSEMBLY
STABILIZER BAR
CENTER MEMBER
LOWER ARM AC001077AB
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FRONT SUSPENSION 33A-3
FRONT SUSPENSION DIAGNOSIS
FR O N T SUSPEN SIO N D IA G N O SIS
INTRODUCTION TO FRONT SUSPENSION DIAGNOSIS
M1332009000087
If the front suspension is faulty, the vehicle will not
run straightforward or noise will occur. Incorrect
wheel alignment, malfunction of strut assembly,
stabilizer bar, coil spring, or worn or out-of-balance
tires can cause these problems.
FRONT SUSPENSION DIAGNOSIS TROUBLESHOOTING STRATEGY
M1332009100073
Use these steps to plan your diagnostic strategy. If 2. Verify that the condition described by the
you follow them carefully, you will be sure that you customer exists.
have exhausted most of the possible ways to find a 3. Find and repair the malfunction by following the
front suspension fault. Symptom Chart and Symptom Procedures.
1. Gather information from the customer. 4. Verify malfunction is eliminated.
SYMPTOM CHART
M1332009400085
SYMPTOMS INSPECTION REFERENCE PAGE
PROCEDURE
Steering wheel is heavy, vibrates or pulls to one side 1. P.33A-3
Excessive body rolling 2. P.33A-4
Poor riding 3. P.33A-4
Unequal ride height 4. P.33A-4
Noise 5. P.33A-5
SYMPTOM PROCEDURES
INSPECTION PROCEDURE 1: Steering Wheel is Heavy, Vibrates or Pulls to One Side
DIAGNOSIS STEP 3. Check the ball joint.
Q: Is the ball joint in good condition?
STEP 1. Check the tires. YES : Go to Step 4.
Refer to GROUP 31, Diagnosis P.31-2. NO : Replace it, then go to Step 5.
Q: Are the tires at normal condition?
YES : Replace as necessary, then go to Step 2. STEP4. Check the coil spring.
NO : If out of balance, balance as necessary. If
Q: Is the coil spring in good condition?
excessively worn, replace as necessary and
YES : Go to Step 5.
go to Step5.
NO : Replace it, then go to Step 5.
STEP2. Check the wheel alignment.
STEP 5. Check symptoms.
Q: Is the wheel alignment correct?
Q: Is the malfunction eliminated?
YES : Go to Step 3.
YES : Return to Step 1.
NO : Adjust it, then go to Step 5.
NO : This diagnosis complete.
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33A-4 FRONT SUSPENSION
FRONT SUSPENSION DIAGNOSIS
INSPECTION PROCEDURE 2: Excessive Body Rolling
DIAGNOSIS STEP 2. Check for strut assembly damage.
Q: Is the strut assembly in good condition?
STEP 1. Check for broken or deteriorated YES : Go to Step 3.
stabilizer bar. NO : Replace it, then go to Step 3.
Q: Is the stabilizer bar in good condition?
YES : Go to Step 2. STEP 3. Check symptoms.
NO : Replace it, then go to Step 3.
Q: Is the malfunction eliminated?
YES : Return to Step 1.
NO : This diagnosis complete.
INSPECTION PROCEDURE 3: Poor Riding
DIAGNOSIS STEP 2. Check for broken or deteriorated coil
spring(s).
STEP 1. Check for improper tire inflation Q: Is the coil spring(s) broken or deteriorated?
pressure. YES : Replace it, then go to Step 4.
Refer to GROUP 31, On-vehicle Service - Tire NO : Go to Step 3.
Inflation Pressure Check P.31-6.
Q: Is the tire inflation correct? STEP 3. Check for strut assembly damage.
YES : Go to Step 2.
Q: Is the strut assembly damaged?
NO : Adjust it, then go to Step 4.
YES : Replace it, then go to Step 4.
STEP 4. Check symptoms.
Q: Is the malfunction eliminated?
YES : Return to Step 1.
NO : This diagnosis complete.
INSPECTION PROCEDURE 4: Unequal Ride Height
DIAGNOSIS STEP 2. Check symptoms.
Q: Is the malfunction eliminated?
STEP 1. Check for broken or deteriorated coil YES : Return to Step 1.
spring(s). NO : This diagnosis complete.
Q: Is the coil spring(s) broken or deteriorated?
YES : Replace it, then go to Step 2.
NO : Go to Step 2.
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FRONT SUSPENSION 33A-5
SPECIAL TOOLS
INSPECTION PROCEDURE 5: Noise
DIAGNOSIS STEP 3. Check for broken coil spring.
Q: Is the coil spring broken?
STEP 1. Check for lack of lubrication. YES : Replace it, then go to Step 5.
Q: Is lubrication inadequate? NO : Go to Step 4.
YES : Lubricate it, then go to Step 5.
NO : Go to Step 2. STEP 4. Check for strut assembly damage.
Q: Is the strut assembly damaged?
STEP 2. Check the tightened parts for looseness YES : Replace it, then go to Step 5.
as well as the bushings for wear. NO : Go to Step 5.
Q: Are the tightened parts and bushings in good
condition? STEP 5. Check symptoms.
YES : Go to Step 3.
NO : Replace it, then go to Step 5. Q: Is the malfunction eliminated?
YES : Return to Step 1.
NO : This diagnosis complete.
SPECIAL TO O LS
M1332000600060
TOOL TOOL NUMBER AND SUPERSESSION APPLICATION
NAME
MB991004 MB991004-01 or General Wheel alignment
Wheel alignment gauge service tool measurement
attachment
MB991004
MB991176 General service tool Strut disassembly and
Spring seat holder assembly
MB991176
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