2005 SUZUKI GRAND VITARA Rear

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GRAND
VITARA
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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1. ªUPPERº or ªLOWERº mark
MAINTENANCE AND LUBRICATION 0B-23
3) Visually check pump drive belt for cracks and wear.
4) Check belt for tension, referring to item 1-1.
If necessary, have belt adjusted or replaced.
ITEM 6-16
All Hinges, Latches and Locks Inspection
Doors
Check that each door of front, rear and back doors opens and
closes smoothly and locks securely when closed.
If any malfunction is found, lubricate hinge and latch or repair door
lock system.
Engine hood
Check that secondary latch operates properly (check that second-
ary latch keeps hood from opening all the way even when pulling
hood release handle inside vehicle.). Also check that hood opens
and closes smoothly and properly and hood locks securely when
closed.
If any malfunction is found, lubricate hinge and latch, or repair hood
lock system.
ITEM 6-17
Air Conditioning Filter (if equipped)
Inspection
1) Remove air conditioning filter from cooling unit referring to Sec-
tion 1B.
2) Check filter for dirt. Replace excessively dirty filter.
3) Blow off dust by compressed air from air outlet side of filter.
4) Install filter to cooling unit referring to Section 1B.
Replacement
Replace air conditioning filter with new one referring to Section 1B.

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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

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VITARA
1A
HEATER AND VENTILATION 1A-1
SECTION 1A
HEATER AND VENTILATION
WARNING:
For vehicles equipped with Supplement Restraint (Air Bag) System

Service on and around the air bag system components or wiring must be performed only by an autho-
rized SUZUKI dealer. Refer to ªAir Bag System Components and Wiring Location Viewº under ªGener-
al Descriptionº in air bag system section in order to confirm whether you are performing service on
or near the air bag system components or wiring. Please observe all WARNINGS and ªService Precau-
tionsº under ªOn-Vehicle Serviceº in air bag system section before performing service on or around
the air bag system components or wiring. Failure to follow WARNINGS could result in unintentional
activation of the system or could render the system inoperative. Either or these two conditions may
result in severe injury.

Technical service work must be started at least 90 seconds after the ignition switch is turned to the
ªLOCKº position and the negative cable is disconnected from the battery. Otherwise, the system may
be activated by reserve energy in the Sensing and Diagnostic Module (SDM).
NOTE:
The link mechanism of the heater varies depending on the specifications.
CONTENTS
GENERAL DESCRIPTION1A- 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Body Ventilation1A- 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
DIAGNOSIS1A- 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Diagnosis Table1A- 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Wiring Circuit1A- 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ON-VEHICLE SERVICE1A- 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Blower Unit1A- 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Blower Motor1A- 7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Blower Motor Relay1A- 8 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Blower Motor Resistor1A- 9 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Heater Mode Control Switch1A-10 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Heater Mode Control Actuator1A-12 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Heater Control Lever Assembly 1A-14. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Heater Control Cables1A-15 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Heater Unit1A-16 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Rear Duct1A-19 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

YH4
GRAND
VITARA
1. Side ventilator outlet
2. Side defroster outlet
3. Center ventilator outlet
4. Heater unit
5. Defroster duct6. Ventilator duct
7. Heater control lever assembly
8. Heater mode control switch
9. Blower unit
10. Rear duct
1A-2 HEATER AND VENTILATION
GENERAL DESCRIPTION
The heater, an in and out air selectable-type hot water heater, is so constructed that it is possible to assure an
agreeable ventilation at all times by providing the ventilator air outlets at the center and both sides (right and left)
of the instrument panel, the hot air outlet at a place close to the feet of front passengers, and the defroster air outlets
at places, right and left, along the windshield glass.
The heater and ventilation consist of following parts.

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GRAND
VITARA
1A-4 HEATER AND VENTILATION
FOR LH VEHICLE
FOR RH VEHICLE
1. From ignition switch 1
2. From ignition switch 2
3. From blower fuse
4. Head light relay
5. To A / C controller6. Blower motor relay
7. Blower motor switch
8. Blower resistor
9. Blower motor
10. To ECM11. To illumination controller
(if equipped) or body ground
12. Mode control actuator
13. Mode control switch
14. From main fuse15. TAIL fuse 15 A
16. IG METER fuse 20 A
17. HEATER fuse 30 A
18. REAR DEFG fuse 15 A
19. Drive circuit
WIRING CIRCUIT

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HEATER AND VENTILATION 1A-17
1. Dash panel (engine room) 2. Nuts
REMOVAL
WARNING:
Failure to follow the following procedure and WARNING
may cause air bag deployment, personal injury, damage to
parts, or air bag being unable to deploy.

Never rest a steering column assembly on steering wheel
with air bag (inflator) module face down and column verti-
cal.

When handling the air bag (inflator) modules (driver and
passenger), be careful not to drop it or apply an impact to
it. If an excessive impact was applied (e.g., dropped from
a height of 91.4 cm (3 feet) or more, never attempt disas-
sembly or repair but replace it with a new one.

When grease, cleaning agent. Oil, water, etc. has got onto
air bag (inflator) modules (driver and passenger), wipe off
immediately with a dry cloth.
1) Disconnect negative (±) cable at battery.
2) Disable air bag system, if equipped. Refer to DISABLING AIR
BAG SYSTEM in Section 10B.
3) Drain engine coolant and disconnect heater hose (1) from
heater unit.
4) Remove instrument panel, refer to item INSTRUMENT PANEL
REMOVAL in Section 9.
5) Remove cooling unit (If equipped).
Refer to item EVAPORATOR (COOLING UNIT) REMOVAL in
Section 1B.
6) Disconnect rear duct (4) from heater unit.
7) Disconnect heater mode control actuator lead wire (1) at cou-
plers.
8) Remove A / C controller (2) (If equipped).
9) Remove SDM (3) (If equipped).
10) Remove heater unit.

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GRAND
VITARA
HEATER AND VENTILATION 1A-19
1. Heater unit
2. Rear duct
3. SDM
REAR DUCT
REMOVAL
1) Disconnect negative (±) cable at battery.
2) Remove front seat.
3) Remove console box.
4) Take off carpet till rear duct is totally exposed.
5) Remove rear duct.
INSTALLATION
Reverse removal sequence to install rear duct.