1989 MITSUBISHI MONTERO tires

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Service Manual
MONTCRO
GROUP INDEX NrJDAA-A
Introduction and
Master Troubleshooting ......*....*...*..
Lubrication and Maintenance . . . . . . . . .
m.
1989 : Volume 1
FOREWORD
This Service Manual has been prepared with the
latest service information available at the time of
publication. It is subdivided into various group
categories and each section contains diagnosis,
disassembly, repair, and installation procedures
along with complete specifications and tightening
references. Use of this manual will aid in properly
performing any servicing necessary to maintain or
restore the high levels of performance and reliability
designed into these outstanding vehicles.
4liP A
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WESUPPORT
VOLUNTARY TECHNICIAN
CE,TT,flCA~ONMROUGH
MITSUBISHI MOlUR SALES OF AMERICR Inr
Mitsubishi Motors corporation reserves the right to make changes in
design or to make additions to or improvements in its products without
imposing any obligations upon itself to install them on its products
previously manufactured.
Front Suspension . . . . . . . . . . . . . . . . . . . . . . . . . . . . . y
Rear Axle *.......*.......*................a.....*..
m
Service
Srakes- Parking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . &
Clutch ................................................
Hi
Cooling .............................................
w
Engine ............................................... m
Intake and Exhaust ,.......*..........*......
ml
Fuel System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
mE
Propeller Shaft and Universal
Joint . . . . . . . . m;
Rear Suspension . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . mt
Power Steering . . . . ..a*........................
m
Transmission - fity$tic . . . . . . . . . . . . . &!a
Wheels and Tires .............................
FP
Body .................................................. m
Heater and Air Conditioning ........... p!’
Emission Control Systems .............. &!!!!
NOTE
For Electrical refer to .._
Volume-2 “Electrical”
Q 198’8 Mitsubishi Motors Corporation Printed in Japan

INTRODUCTION AND MASTER TROUBLESHOOTING - Master Troubleshooting 27
POOR FUEL MILEAGE
Symptom Probable cause Reference
page or remedy
Poor fuel mileage Fuel leak Repair as
necessary
I
1 Air cleaner clogged
1 Ignition problems 1 11-3.10 1
1 8-147to 149 1
Carburetor or fuel injection system problems 1434.90
I
Compression too low
1 g-II.65 1
Tires improperly inflated 1 22-2
I
Clutch slips
16-4 I
Brakes drag 1 5-13 I
NOISE
Probable cause Reference
page or remedy
Noise Loose bolts and nuts Retighten as
necessary
I
1 Enaine noise
I 9-11 I
HARD STEERING
Symptom
Hard steering Probable cause
Loose power steering oil pump belt
Low fluid level
Air in power steering system
Low tire pressure
Excessive turning resistance of upper or lower ball joint
Excessivelytight linkage ball joint
Improperfrontwheel alignment
Excessive turning resistance of tie-rod ball joint
No lubricantion of tie-rod
Sticky flow control valve
No lubrication of idler arm Reference
page or remedy
19-10
19-11
19-11
22-2
2-27
1937
2-13
19-38 ’
Lubricate
19-33
19-39
) TSB Revision

INTRODUCTION AND MASTER TROUBLESHOOTING - Master Troubleshootina 29
VEHICLE PULLS TO ONE SIDE
Symptom
Vehicle pulls to one side Probable cause
Improper front or rear wheel alignment
lmbalanced or worn tires
Uneven tire pressure
Excessive turning resistance of upper ball joint
Wheel bearing seizure
Broken or worn torsion bar spring
Bend front axle drive shaft
Deformed lowerarm Reference
page or remedy
2-l 3.17-3.6
/ 224
22-2
2-27
2-21
2-36
2-40
230
STEERING WHEEL SHIMMY
Symptom Probable cause Reference
page or remedy
Steering wheel shimmy Improper front or rear wheel alignment 1 2-13,17-3,6 1
Improper tire pressure 1 22-2
I
Imbalanced wheels Repair
I
1 Poorturning resistance of upper ball joint
Excessive play of steering wheel 1 2-27
I
19%
I
Broken or weak stabilizer 1 2-39
I
Worn lower arm or upper arm bushing I 2-28.31 1
Malfunctioning shock absorber I 2-27
I
/ Broken or weak torsion bar spring or, leaf spring or coil spring / 2-36,17-4,9
Wear, play, or seizure of wheel bearing 2-19
BOTTOMING
Symptom Probable cause Reference
page or remedy
Bottoming Overloaded vehicle Correct
Broken or weak torsion bar spring, leaf spring or coil spring 236.1749
1 Malfunctionina shock absorber 1 2-27,174 8 1
( TSB Revision