1991 MITSUBISHI 3000GT Service Manual

PARKING BRAKES - Parking Brake36-9
4WD>
190Nm
137ft.lbs.
83Nm12 Nm60ft.lbs.9 ft.lbs.50-60
Nm36 43-ft.lbs.Removal steps
+*I. Rear speed sensor2. O-ring
3. Rear brake assembly
4. Rear brake disc
50-60Nm36 - 43 ft.lbs.l * l *9. Self-locking nut10. Companion flangel *11. Rear axle shaft
12. Adjusting wheel spring
13. Shoe hold-down
CUD14. Shoe hold-down spnng15. Shoe hold-down pinI)* 16. AdjusterI)* 17. Shoe-to-anchor spring
18. Strut
19. Strut return spring
20. Shoe
& lining assembly
21. Clip
22. Brake tube connection
23. Backing plate23
Grease: Brake grease SAE 5310, NLGI No. 1
1 TSB Revision1

36-10PARKING BRAKES - Parking Brake
SERVICE POINTS OF REMOVALM36YBALI. REMOVAL OF REAR SPEED SENSOR
Caution
When removing the speed sensor from the knuckle, usei&J 1
care not to hit the pole piece at its tip against the rotorteeth or other parts.
11 FO03814LOOOi
14NOli9. REMOVAL OF SELF-LOCKING NUT
With the special tool, secure the axle shaft and remove the
companion flange self-locking nut.
II. REMOVAL OF AXLE SHAFT ASSEMBLY
With the special tool, remove the axle shaft from the trailing
arm.
INSPECTIONM36YCAI
CHECKING FOR UNUSUAL WEAR OF THE BRAKE LININGAND BRAKE DRUM
(1) Measure the thickness of the brake lining at several places.
Standard value: 2.8 mm
(.I10 in.)
Limit:
1.0 mm (.039 in.)
Caution
Replace the brake shoes if the thickness of the brakelining is the limit value or less.
(2)Measure the brake disc drum inner diameter at two or more
places.Standard value: 168.0 mm (6.6 in.)
Limit: 169.0 mm (6.7 in.)
CautionReplace if the brake disc drum inner diameter is the
limit value or more.
TSB Revision

PARKING BRAKES - Parking Brake36-11
14N000'
Spindle,
I’_14NOO05
SERVICE POINTS OF INSTALLATIONM36YDAP
17. INSTALLATION OF SHOE-TO-ANCHOR SPRINGThe shoe-to-anchor spring must be installed in the se-
quence shown in the illustration.
Caution
Each shoe-to-anchor spring has a unique spring loadand the spring “a”is painted to prevent erroneous
installation.
NOTEThe figure shows the left wheel; for the right wheel, the
position in symmetrical.
16. INSTALLATION OF ADJUSTERInstall the adjuster facing the left adjusting bolt to the
vehicle front and right adjusting bolt to the vehicle rear.
9. INSTALLATION OF SELF-LOCKING NUT
With the special tool, secure the axle shaft and tighten the
companion flange self-locking nut.
6. INSTALLATION OF FLANGE NUT
After tightening the flange nut, align with the spindle’s
indentation and crimp.
1. INSTALLATION OF REAR SPEED SENSOR
Insert a filler gauge between the speed sensor pole piece
and rotor teeth and tighten the speed sensor at such
position where the gap is as specified below over the entire
circumference.
Standard value: 0.2
- 0.7 mm (.008 - .028 in.)
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37A-1
STEERING
CONTENTSM37AA-A
POWER STEERING GEAR BOX*....................17Steering Wheel Return to Center
Check................................................................8
POWER STEERING HOSES................................32Tie Rod End Ball Joint Startinq Torque
POWER STEERING OIL PUMP. .._....................28Check. . . . . . . . .._.............................. r . . . . . . . . ..I . . . . . .6Tie Rod End Ball Joint Variation Check
SERVICE ADJUSTMENT PROCEDURES5(Shaft direction)................................................5........
Bleeding............................................................10V-Belt Tension Check........................................8
Fluid Level Check............................................9SPECIAL TOOLS....................................................3Fluid Replacement
............................................9
/
bOil Pressure Switch Check
SPECIFICATIONS2............................12................................................Oil Pump Pressure Test
....................................1 1General Specifications....................................2Stationary Steering Effort Check
....................8Lubricants............................................................3Steering Angle Check
5Sealant and Adhesives....................................3........................................Steering Wheel Centering
6Service Specifications....................................2................................Steering Wheel Free Play Check
....................5STEERING WHEEL AND SHAFT*....................13
SUPPLEMENTAL RESTRAINT SYSTEM (SRS)
(1)A Supplemental Restraint System (SRS), which uses a driver-side air bag, has been installed in the 3000GT.(2)The SRS includes the following components: impact sensors, SRS diagnosis unit: SRS warning light, air bagmodule, clock spring, 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 byan asterisk (*).
WARNING!(I)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 (from
rendering the SRS inoperative).
(2) Service or maintenance of any SRS component or SRS-related component must be performed only at an
authorized MITSUBISHI dealer.(3) 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 theSRS or any SRS-related component.

37A-2SPECIFICATIONS
STEERING - Specifications
GENERAL SPECIFICATIONS
M37CA-A
LA,Items
Steering wheel
Steering wheel O.D.
mm (in.)
Gear box
Steering gear type
Power steering oil pump
Oil pump type
Displacementcm3/rev. (cu.in./rev.)
Relief set pressureMPa (psi)
Specifications
390 (15.4)
Rack and pinion
Vane type
9.6 t.59)
8(1,138)
SERVICE SPECIFICATIONSM37CB-A
!msSpecifications
andard value
Steering wheel free play (with engine stopped)
mm (in.)11 (43)
Steering angle
Inner wheel33”45’ 2 2”
Outer wheel28”21’
Tie rod end ball joint starting torqueNm (in.lbs.)
FWD0.5 - 3.0 (4 - 26)
AWDl.O-3.0(9-26)
Stationary steering effortN (Ibs.)35 (8) or less
V-belt deflectionmm (in.)
When belt tension is inspected or readjusted9-11 (.35-.43)
When new belt is installed7 - 8.5 (.28 - .33)
Oil pump pressureMPa (psi)
Pressure gauge valve closed7.5-8.2 (1,067- 1,166)
Pressure gauge valve opened0.8-1.0(114-142)
Oil pressure switch operating pressureMPa (psi)
Oil pressure switch contacts closed (continuity)
1.5-2.0(213-284)
Oil pressure switch contacts opened (no continuity)0.7-1.2(100-171)
Total pinion torqueNm (in.lbs.)0.6-1.3(5-11)
Tie-rod joint swing resistanceN (Ibs.)8-18(1.8-4.0)
Tie-rod joint swing torqueNm (in.lbs.)2-5(17-43)nit
Steering wheel free play (when hydraulic operation)mm (in.) 30 (1.2)
Variation of tie rod end ball joint shaft direction
mm (in.)1.5 i.059)
Oil pump pressure
Pressure gauge valve opened
MPa (psi)1.5 (213)
Space between vane and rotormm (in.)0.06 (0024)
LJ’
I
I
L’l
1 TSB Revision

STEERING -Specifications / Special Tools37A-3
LUBRICANTSM37CD-A
L
/
b
ItemsSpecified lubricantQuantity
Power steering gear box
BearingMITSUBISHI PLUS ATF/Automatic trans-As requiredmission fluid “DEXRON” or “DEXRON II”
O-ringMlTSUBlSHl.PLUS ATF/Automatic trans-As requiredmission fluid “DEXRON” or “DEXRON II”
Oil sealMITSUBISHI PLUS ATF/Automatic trans-As required
mission fluid “DEXRON” or “DEXRON II”
Special tool (MB991 213)MITSUBISHI PLUSATFIAutomatic trans-As requiredmission fluid “DEXRON” or “DEXRON II”
Pinion and valve assemblyMITSUBISHI PLUS ATF/Automatic trans-As required
seal ring partmission fluid “DEXRON” or “DEXRON II”
BellowsSilicone greaseAs required
Power steering oil pump
Power steering fluidMITSUBISHI PLUS
ATF/Automatic trans-0.9 liter (.95 qt.)
mission fluid “DEXRON” or “DEXRON II”
Flow control valveMITSUBISHI PLUS ATF/Automatic trans-As requiredmission fluid “DEXRON” or “DEXRON II”
Friction surface of rotor, vane, cam ringMITSUBISHI PLUS ATF/Automatic trans-As required
and pump covermission fluid “DEXRON” or “DEXRON II”
O-ringMITSUBISHI PLUS ATF/Automatic trans-As requiredmission fluid “DEXRON” or “DEXRON II”
SEALANT AND ADHESIVESM37CE-A
Items
Power steering gear box
End plug screw
Power steering rack support cover screw
Dust cover
Specified sealant and adhesive
3M ART Part No. 8663 or equivalent
3M ART Part No. 8663 or equivalent
3M ART Part No. 8663 or equivalent
SPECIAL TOOLSM37DA.A
ToolNumberNameUseII
MB991 113-01Steering linkage
pullerDisconnection of tie-rod end
MB991 006-01Preload socketMeasurement of the total pinion torqueTSB Revision

37A-4STEERING - Special Tools
easuremen
MB990993-01Power steering oilpressure gauge
adapter (pump side)Measurement of oil pressure
MB991 204
Removal of rack housing needle bearingTSB Revision