Mitsubishi EVO VIII 260 Service Manual
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Mitsubishi EVO VIII 260 Service Manual

Mitsubishi EVO VIII 260 Service Manual

Front suspension
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GENERAL DESCRIPTION. . . . . . . . .
SPECIAL TOOLS. . . . . . . . . . . . . . . .
ON-VEHICLE SERVICE. . . . . . . . . . .
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . .
CHECK . . . . . . . . . . . . . . . . . . . . . . . . . . . .
STRUT ASSEMBLY. . . . . . . . . . . . . .
REMOVAL AND INSTALLATION . . . . . . . .
INSPECTION . . . . . . . . . . . . . . . . . . . . . . .
WARNINGS REGARDING SERVICING OF SUPPLEMENTAL RESTRAINT SYSTEM (SRS) EQUIPPED VEHICLES
WARNING
•
Improper service or maintenance of any component of the SRS, or any SRS-related component, can lead to
personal injury or death to service personnel (from inadvertent firing of the air bag) or to the driver and
passenger (from rendering the SRS inoperative).
•
Service or maintenance of any SRS component or SRS-related component must be performed only at an
authorized MITSUBISHI dealer.
•
MITSUBISHI dealer personnel must thoroughly review this manual, and especially its GROUP 52B - Supplemental
Restraint System (SRS) before beginning any service or maintenance of any component of the SRS or any
SRS-related component.
NOTE
The SRS includes the following components: SRS-ECU, SRS warning lamp, air bag module, clock spring, and interconnecting
wiring. Other SRS-related components (that may have to be removed/installed in connection with SRS service or maintenance)
are indicated in the table of contents by an asterisk (*).
GROUP 33
FRONT
SUSPENSION
CONTENTS
33-2
33-3
33-3
33-4
33-4
33-5
33-5
33-6
33-6
33-6
INSPECTION. . . . . . . . . . . . . . . . . . . . . . . .
LOWER ARM . . . . . . . . . . . . . . . . . . .
REMOVAL AND INSTALLATION . . . . . . . .
INSPECTION. . . . . . . . . . . . . . . . . . . . . . . .
REPLACEMENT . . . . . . . . . . . . . . . . . . . . .
REPLACEMENT . . . . . . . . . . . . . . . . . . . . .
STABILIZER BAR* . . . . . . . . . . . . . . .
REMOVAL AND INSTALLATION . . . . . . . .
INSPECTION. . . . . . . . . . . . . . . . . . . . . . . .
CROSSMEMBER BAR . . . . . . . . . . . .
REMOVAL AND INSTALLATION . . . . . . . .
33-1
33-7
33-9
33-10
33-10
33-11
33-12
33-12
33-14
33-14
33-16
33-17
33-17

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Summary of Contents for Mitsubishi EVO VIII 260

  • Page 1: Table Of Contents

    Service or maintenance of any SRS component or SRS-related component must be performed only at an authorized MITSUBISHI dealer. • MITSUBISHI dealer personnel must thoroughly review this manual, and especially its GROUP 52B - Supplemental Restraint System (SRS) before beginning any service or maintenance of any component of the SRS or any SRS-related component.

  • Page 2: General Description

    A MacPherson strut independent suspension-type suspension is used for the front suspension. Aggressive use of special components that include Mitsubishi Motor’s own inverted struts and forged aluminium parts reduces weight to create a suspension that gives superior performance made with competition use in mind.

  • Page 3: Service Specifications

    FRONT SUSPENSION 33-3 SERVICE SPECIFICATIONS SERVICE SPECIFICATIONS M1332000300456 Item Specification 0 ± 2 Toe-in mm 31°45’ ± 1°30’ Steering angle Inner wheel Outer wheel (reference) 27°15’ −1°00’ ± 30’* or −2°00’ ± 30’ (Left/right Camber (selectable from 2 options) deviation within 30') 3°55' ±...

  • Page 4: On-Vehicle Service

    FRONT SUSPENSION 33-4 ON-VEHICLE SERVICE Tool Number Name MB990651 Lower arm pillow ball bushing removal and press-fitting MB990883 MB991816 Bushing remover & installer base MB991576 Base MB991576 MB991897 Ball joint remover Knuckle and tie rod end ball joint disconnection NOTE: Steering linkage puller (MB990635 or MB991113) is also AC106827...

  • Page 5: Lower Arm Ball Joint Axial Play

    FRONT SUSPENSION 33-5 ON-VEHICLE SERVICE CAMBER, CASTER AND KINGPIN LOWER ARM BALL JOINT AXIAL PLAY INCLINATION CHECK M1332010900051 Standard value: 1. Raise the vehicle. 2. Remove the stabilizer bar from the lower arm Item Specification assembly. Camber (Selectable from ± 30’* or -1°00’* 3.

  • Page 6: Strut Assembly

    FRONT SUSPENSION 33-6 STRUT ASSEMBLY STRUT ASSEMBLY REMOVAL AND INSTALLATION M1332001100422 Post-installation Operation • Front Wheel Alignment Check and Adjustment (Refer to P.33-4). 44 ± 5 N·m 167 ± 9 N·m AC310743 AB INSPECTION Removal steps M1332001200300 Front wheel speed sensor harness •...

  • Page 7: Disassembly And Assembly

    FRONT SUSPENSION 33-7 STRUT ASSEMBLY DISASSEMBLY AND ASSEMBLY M1332001300437 60 ± 10 N·m AC310745 DISASSEMBLY SERVICE POINTS Disassembly steps Strut cover <<A>> STRUT NUT REMOVAL <<A> > >>A< < Strut nut CAUTION Strut insulator • Do not tighten the bolt of special tool spring Spring upper seat Strut damper compressor body (MB991237) too tight.
  • Page 8 FRONT SUSPENSION 33-8 STRUT ASSEMBLY ASSEMBLY SERVICE POINTS WARNING Do not use an impact wrench to remove the strut nut. >>A<< STRUT NUT INSTALLATION • Vibration of the impact wrench will cause 1. Ensure that the bearing is seated correctly. special tools (MB991237 and MB991238) to slip and cause personal injury.

  • Page 9: Inspection

    FRONT SUSPENSION 33-9 STRUT ASSEMBLY CAUTION Do not use an impact wrench to tighten the strut nut, otherwise the strut nut will be damaged. Vibration of the impact wrench will cause the valve inside the strut to dropout. MB991682 AC211769 MB991681 7.

  • Page 10: Lower Arm

    FRONT SUSPENSION 33-10 LOWER ARM LOWER ARM REMOVAL AND INSTALLATION M1332001600405 CAUTION • During maintenance, take care not to contact the parts or tools to the caliper because the paint of caliper will be scratched. And if there is brake fluid on the caliper, wipe off quickly. •...

  • Page 11: Inspection

    FRONT SUSPENSION 33-11 LOWER ARM Standard value: 0.5 − 3.4 N⋅m REMOVAL SERVICE POINT 2. When the measured value exceeds the standard <<A>> LOWER ARM AND value, replace the lower arm assembly. CROSSMEMBER DISCONNECTION 3. When the measured value is lower than the standard value, check that the lower arm ball joint Piece of wood turns smoothly without excessive play.

  • Page 12: Ball Joint Dust Cover Replacement

    FRONT SUSPENSION 33-12 LOWER ARM LOWER ARM BALL JOINT DUST COVER Replace the bushing as follows: CHECK 1. Check the dust cover for cracks or damage by pushing it with your finger. 2. If the dust cover is cracked or damaged, replace MB990651 the lower arm.
  • Page 13 FRONT SUSPENSION 33-13 LOWER ARM 3. Use special tools to press in the bushing until its outer tube is flush with the lower arm assembly surface. MB990651 MB991576 OUTER TUBE LOWER ARM ASSEMBLY MB991816 AC211852...

  • Page 14: Stabilizer Bar

    FRONT SUSPENSION 33-14 STABILIZER BAR STABILIZER BAR REMOVAL AND INSTALLATION M1332004000383 CAUTION • Before removing the steering wheel and air bag module assembly, refer to GROUP 52B − Service Precautions (P.52B-4) and Driver’s, Front Passenger’s Air Bag Module(s) and Clock Spring (P.52B-113).
  • Page 15 FRONT SUSPENSION 33-15 STABILIZER BAR 18 ± 2 N·m 21 ± 4 N·m 39 ± 5 N·m 25 ± 5 N·m 39 ± 5 N·m 52 ± 7 N·m* AC310741AB 49 ± 10 N·m 167 ± 9 N·m 108 ± 10 N·m Removal steps (Continued) Removal steps Steering gear and joint...

  • Page 16: Inspection

    FRONT SUSPENSION 33-16 STABILIZER BAR REMOVAL SERVICE POINTS <<A>> TIE ROD END AND KNUCKLE DISCONNECTION Piece of wood CAUTION • Do not remove the nut from ball joint. Loosen it and use special tool ball joint remover (MB991897) to avoid possible damage to ball joint threads.

  • Page 17: Crossmember Bar

    FRONT SUSPENSION 33-17 CROSSMEMBER BAR STABILIZER LINK BALL JOINT TURNING 2. When the measured value exceeds the standard value, replace the stabilizer link. TORQUE CHECK 3. When the measured value is lower than the standard value, check that the ball joint turns MB990326 smoothly without excessive play.
  • Page 18 127(6...

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