Page 2 of 801
YH4
GRAND
vol.1
RELATED MANUAL
MANUAL NAMEMANUAL NO.APPLICABILITY
SQ416 / SQ420 / SQ625
Unit Repair Manual99501-65D01-xxxTransmission, Transfer and Differentials
(Front and Rear) of SQ series.
SQ416 / SQ420 / SQ625
Wiring Diagram Manual99512-65D10-015Applicable model mentioned in FOREWORD
of this manual.
SQ416 / SQ420 / SQ625
Service Manual99500-65D00-xxxVehicles before the vehicle identification number
mentioned in FOREWORD of this manual.
SQ416 / SQ420 / SQ625
Wiring Diagram Manual99512-65D01-015
Page 3 of 801

YH4
GRAND
vol.1
0A
0B
1A
1B
3
3A
3B1
3C
3C1
3D
3E
3F
4A2
4B
5
6
7A5A
5B
5C
5E1
6A1
6A2
6A4
6B
6C
6E1
6E2
6F1
6F2
6G
6G1
6H
6K
7A1
7B1
7C1
7D
7E
7F
8
8B
8C
8D
8G
9
10
10A
8A
10B
6-1ENGINE
General Information and
Diagnosis (G16 / J20)
General Information and
Diagnosis (H25)
Engine Mechanical (G16)
Engine Mechanical (H25)
Engine Mechanical (J20)
Engine Cooling
Engine Fuel
Engine and Emission Control
System (SFI for G16 / J20)
Engine and Emission Control
System (SFI for H25)
Ignition System (G16)
Ignition System (J20 / H25)
Cranking System
(Reduction Type)
Cranking System
(No-Reduction Type)
Charging System
Exhaust System
TRANSMISSION, CLUTCH
AND DIFFERENTIAL
Manual Transmission (Type 1)
Manual Transmission (Type 2)
Automatic Transmission
Clutch (Hydraulic Type)
Transfer
Differential (Front)
Differential (Rear)
BODY ELECTRICAL SYSTEM
Wiring Diagram
Lighting System
Instrumentation / Driver
Information
Windows, Mirrors, Security
and Lock
Immobilizer Control System
BODY SERVICE
RESTRAINT SYSTEM
Seat Belt
Air Bag System GENERAL INFORMATION
General Information
Maintenance and Lubrication
TABLE OF CONTENTS TABLE OF CONTENTS SECTIONSECTION
0B
HEATING AND AIR
CONDITIONING
Heater and Ventilation
Air Conditioning
STEERING, SUSPENSION,
WHEELS AND TIRES
Front End Alignment
Power Steering (P / S) System
Steering Wheel and Column
(Not Equipped with Air Bag)
Air Bag Steering Wheel
and Column
Front Suspension
Rear Suspension
Wheel and Tires
1A
3A 0A
1B
3B1
3C
3C1
3D
3E
3F36A16
6A2
6A4
6B
6C
6E1
6E2
6F1
DRIVE SHAFT / PROP. SHAFT
Front Drive Shaft / Shaft
Bearing, Oil Seal
Propeller Shaft
BRAKES
Brake Pipe / Hose / Master
Cylinder
Front Brakes
Parking and Rear Brakes
Antilock Brake System
4A2
4B
5
5A
5B
5C
5E1
6F2
6G
6G1
6H
6K
7A
7A1
7B1
7C1
7D
7E
7F
8
8A
8B
8C
8D
8G
9
10
10A
10B
6-1
NOTE:
The screen toned Sections 6 ± 6K are included in Volume 2 and Section 8A is in Wiring
Diagram Manual.
Page 21 of 801
YH4
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VITARA
NOTE:
Air bag CAUTION / WARNING labels are attached on
the vehicle equipped with air bag system only.
Engine cooling
fan label
Radiator cap
labelAir bag labelEmission control label
(Australia only)
Air bag label
on sun visor
Transfer label
0A-18 GENERAL INFORMATION
WARNING, CAUTION AND INFORMATION LABELS
The figure below shows main labels among others that are attached to vehicle component parts.
When servicing and handling parts, refer to WARNING / CAUTION instructions printed on labels.
If any WARNING / CAUTION label is found stained or damaged, clean or replace it as necessary.
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MAINTENANCE AND LUBRICATION 0B-3
Interval:
This interval should be
judged by
This table includes services as scheduled up to 90,000 km
(54,000 miles) mileage. Beyond 90,000 km (54,000 miles), carry
out the same services at the same intervals respectively.
This interval should be judged by
odometer reading or months,Km (x 1,000)153045607590g
whichever comes first.Miles (x 1,000)91827364554
Months122436486072
CHASSIS AND BODY
6-1. Clutch (pedal and fluid level)±I±I±I
6-2.Brake discs and pads (thickness, wear, damage)IIIIII
Brake drums and shoes (wear, damage) ±I±I±I
6-3. Brake hoses and pipes (leakage, damage, clamp)±I±I±I
6-4. Brake fluid±R±R±R
6-5. Brake lever and cable (damage, stroke, operation)Inspect at first 15,000 km (9,000 miles)
only
6-6. Tires (wear, damage, rotation)IIIIII
6-7. Wheel discs (damage)IIIIII
6-8. Suspension system (tighteness, damage, rattle, breakage)±I±I±I
6-9. Propeller shafts and drive shafts±±I±±I
6-10. Manual transmission oil (leakage, level)
(I: 1st 15,000 km only)I±R±±R
6-11. Automatic transmissionFluid level±I±I±I
Fluid changeReplace every 165,000 km
(99,000 miles)
Fluid hose±±±R±±
6-12. Transfer oil (leakage, level)I±I±I±
6-13. Differential oil (leakage, level) (R: 1st 15,000 km only)R or I±I±I±
6-14. Steering system (tighteness, damage, breakage, rattle)±I±I±I
6-15. Power steering (if equipped)IIIIII
6-16. All latches, hinges and locks±I±I±I
6-17. Air conditioning filter (if equipped)±IR±IR
NOTES:
ªRº : Replace or change
ªIº : Inspect and correct, replace or lubricate if necessary
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0B-4 MAINTENANCE AND LUBRICATION
MAINTENANCE RECOMMENDED UNDER SEVERE DRIVING CONDITIONS
If the vehicle is usually used under the conditions corresponding to any severe condition code given below, it is
recommended that applicable maintenance operation be performed at the particular interval as given in the chart
below.
Severe condition code
A ± Repeated short trips E ± Repeated short trips in extremely
B ± Driving on rough and / or muddy roads cold weather
C ± Driving on dusty roads F ± Leaded fuel use
D ± Driving in extremely cold weather G ± ± ± ± ± ± ± ± ±
and / or salted roads H ± Trailer towing (if admitted)
Severe
Condition Code
MaintenanceMaintenance
OperationMaintenance Interval
BCDITEM 1-1IEvery 15,000 km
(9,000 miles) or 12 months
± B C D ± ± ± ±Drive belt (V-rib belt)REvery 45,000 km
(27,000 miles) or 36 months
A ± C D E F ± HITEM 1-4
Engine oil and oil filterREvery 5,000 km
(3,000 miles) or 4 months
± B ± ± ± ± ± ±ITEM 1-6
Exhaust pipe mountingsIEvery 15,000 km
(9,000 miles) or 12 months
CITEM 3-1IEvery 2,500 km
(1,500 miles)
± ± C ± ± ± ± ±Air cleaner filter*1REvery 30,000 km
(18,000 miles) or 24 months
ABC EF HITEM 2-1Nickel plugREvery 10,000 km
(6,000 miles) or 8 months
A B C ± E F ± HSpark plugsIridium plugREvery 30,000 km
(18,000 miles) or 24 months
± B ± D E ± ± HITEM 6-9
Propeller shafts and drive shaftsIEvery 15,000 km
(9,000 miles) or 12 months
± B ± ± E ± ± H
ITEM 6-10, 6-12, 6-13
Manual transmission,
transfer and differential oil
REvery 30,000 km
(18,000 miles) or 24 months
± B ± ± E ± ± HITEM 6-11
Automatic transmission fluidREvery 30,000 km
(18,000 miles) or 24 months
± B ± ± ± ± ± ±ITEM 6-8
Suspension bolts and nutsTEvery 15,000 km
(9,000 miles) or 12 months
± B C D ± ± ± HITEM 6-7
Wheel bearingIEvery 15,000 km
(9,000 miles) or 12 months
CD
ITEM 6-17
Air conditioning filter*2
IEvery 15,000 km
(9,000 miles) or 12 months
± ± C D ± ± ± ±Air conditioning filter 2
(if equipped)REvery 45,000 km
(27,000 miles) or 36 months
NOTES:
ªIº : Inspect and correct, replace or lubricate if necessary
ªRº : Replace or change
ªTº : Tighten to the specified torque
*1 : Inspect or replace more frequently if necessary.
*2 : Clean or replace more frequently if the air from the air conditioning decreases.
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1. Drain plug
Transfer
Front differential
Rear differential
1
21
2
MAINTENANCE AND LUBRICATION 0B-21
Change
1) Inspect transmission case for evidence of fluid leakage.
Repair leaky point, if any.
2) Make sure that vehicle is placed level for fluid level check.
3) Change fluid. For its procedure, refer to On-vehicle service in
Section 7B1.
Fluid cooler hose change
Replace inlet and outlet hoses of cooler hose and their clamps.
For replacement procedure, refer to On-vehicle service in Section
7B1.
ITEM 6-12 and 6-13
Transfer and Differential Oil Inspection and Change
Inspection
1) Check transfer case and differential for evidence of oil leakage.
Repair leaky point if any.
2) Make sure that vehicle is placed level for oil level check.
3) Remove level plug of transfer or differentials (front and rear) and
check oil level.
Oil level can be checked roughly by means of level plug hole.
That is, if oil flows out of level plug hole or if oil level is found up
to hole when level plug is removed, oil is properly filled.
If oil is found insufficient, pour specified amount of specified oil
referring to Section 7D, 7B or 7F.
4) Tighten level plug to specified torque.
Refer to Section 7D, 7E or 7F for tightening torque.
Change
Change transfer oil or differentials oil with new specified oil referring
to Section 7D, 7E and 7F respectively.
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MAINTENANCE AND LUBRICATION 0B-25
Steering
Check to ensure that steering wheel is free from in-
stability, or abnormally heavy feeling.
Check that the vehicle does not wander or pull to
one side.
Engine
Check that engine responds readily at all speeds.
Check that engine is free from abnormal noise and
abnormal vibration.
Body, Wheels and Power Transmitting System
Check that body, wheels and power transmitting sys-
tem are free from abnormal noise and abnormal
vibration or any other abnormal condition.
Meters and Gauge
Check that speedometer, odometer, fuel meter, tem-
perature gauge, etc. are operating accurately.
Lights
Check that all lights operate properly.
Windshield Defroster
Periodically check that air comes out from defroster
outlet when operating heater or air conditioning.
Set fan switch lever to ªHIº position for this check.
RECOMMENDED FLUIDS AND LUBRICANTS
Engine oilSG, SH or SJ (Refer to engine oil viscosity chart in item 1-4)
Engine coolant (Ethylene glycol
base coolant)ªAntifreeze / Anticorrosion coolantº
Brake fluidDOT 3
Manual transmission oilRefer to Section 7A or 7A1Transfer oilRefer to Section 7A or 7A1.
Differential oil (front & rear)Refer to Section 7E or 7F.
Automatic transmission fluid and
Power steering fluidRefer to Section 3B1 or 7B1.
Door hingesEngine oil or water resistance chassis greaseHood latch assemblyEngine oil or water resistance chassis grease
Key lock cylinderSpray lubricant
Page 273 of 801
YH4
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VITARA
1. Match mark
PROPELLER SHAFTS 4B-3
ON-VEHICLE SERVICE
PROPELLER SHAFT
REMOVAL
1) Hoist vehicle.
2) Drain transfer oil only when servicing front propeller shaft.
3) Before removing propeller shaft, give match marks on joint
flange and propeller shaft as shown.
4) Remove propeller shaft.
DISASSEMBLY
1) Using special tool(A), remove 2 circlips.
Special Tool
(A): 09900-06108
2) Using special tool(B), push spider bearing race out 3 ± 4 mm
(0.12 ± 0.16 in.) from shaft yoke race.
NOTE:
Before pushing it out, apply penetrate lubricant between
bearing race and yoke race.
Special Tool
(B): 09926-48010
Length ªaº: 3 ± 4 mm (0.12 ± 0.16 in.)
3) Tapping yoke with a hammer, completely remove bearing race.
4) Take out bearing race on the other side in the same way as in
2) and 3).