actuator SUZUKI GRAND VITARA 2002 2.G Service Owner's Manual

YH4
GRAND
VITARA
1. Headlight leveling switch
2. Headlight leveling unit (actuator)
3. Headlight
4. Headlight leveling unit shaft
Switch
PositionHeadlight beam
down angle
0 ÐÐÐ
1 0.624

2 1.243

3 1.867

4 2.479

LIGHTING SYSTEM 8B-3
HEADLIGHT WITH LEVELING SYSTEM (IF EQUIPPED)

YH4
GRAND
VITARA
8B-4 LIGHTING SYSTEM
DIAGNOSIS
NOTE:
Fuse name (ª º) in the table below is shown on the fuse box cover (Hard Top Model) or the junction box
(Canvas Top Model).
HEADLIGHTS
TroublePossible causeCorrection
Only one light does not
light
Bulb blown

Headlight L or R fuse blown

Socket, wiring or grounding faultyReplace bulb
Replace fuse to check for short
Repair
Headlights do not light
Headlight L and R fuses blown

Lighting and dimmer switch faulty

Defective light relay

Wiring or grounding faultyReplace fuses to check for short
Replace switches
Replace light relay
Repair
Only one beam (ªHiº or
ªLoº) does not light
Bulb blown

Lighting or dimmer switch faultyReplace bulb
Replace switch
HEADLIGHTS WITH LEVELING SYSTEM (IF EQUIPPED)
TroublePossible causeCorrection
Both headlights do not
move
ªTURN / BACKº fuse blown (Hard Top Model)
ªTRNº fuse blown (Canvas Top Model)

Leveling switch faulty

Supply voltage too lowReplace fuse to check for short
Replace switch
Recharge or replace battery
One of headlights (either
Right or Left) does not
move
Socket, wiring or grounding faulty

Actuator faulty

Vehicle body around headlight deformed

Headlight ass'y itself deformedRepair
Replace actuator
Repair body
Replace headlight ass'y
TURN SIGNAL AND HAZARD WARNING LIGHTS
TroublePossible causeCorrection
Flash rate high or one side
only flashes
Incorrect bulb

One of light bulbs burnt out

Turn signal / hazard warning relay faulty

Open circuit or high resistance existing
Replace bulb
Replace
Replace relay
Repair
Oen circuit or high resistance existing
between turn signal / hazard warning
switch and lights on one side

Wiring or grounding faulty
Re air
Repair
No flashing
ªTURN / BACKº and / or ªHAZARDº fuse(s)
blown (Hard Top Model)
ªTRNº and / or ªHAZº fuse(s) blown
(Canvas Top Model)

Open circuit or high resistance existing
between battery and switch

Turn signal / hazard relay faulty

Combination switch or hazard switch faulty

Wiring or grounding faultyReplace fuse(s) to check for
short
Check bulb and check circuit
Replace relay
Replace switch
Repair
Flash rate low
Supply voltage too low

Turn signal / hazard relay faultyCheck charging system
Replace relay

YH4
GRAND
VITARA
LH steering vehicle shown
X-X:Horizontal center line of headlight bulbs
A-A:Vertical center line of left headlight bulb
B-B:Vertical center line of right headlight bulb1. Screen
2. For right / left adjustment
3. For up / down adjustment
(for vehicle without leveling system)
4. For up / down adjustment
(for vehicle with leveling system)
5. Headlight leveling actuatorHOT
SPOT LH. HEADLIGHT RH. HEADLIGHT
LIGHTING SYSTEM 8B-7
BULB REPLACEMENT
WARNING:
Don't touch when the bulb is hot.
1) Disconnect negative cable at battery.
2) Disconnect harness from bulb.
3) Remove socket cover and bulb.
4) Replace bulb and install in reverse removal procedure.
HEADLIGHT AIMING WITH SCREEN
NOTE:

Unless otherwise obligated by local regulations, adjust
headlight aiming according to following procedure.

After replacing headlight, be sure to perform its aiming.

When inspecting and adjusting headlight with leveling sys-
tem, make sure to set the leveling switch to ª0º position with
IG switch ON.
Before adjustment, make sure the following.
a) Place vehicle on a flat surface in front of blank wall as below
ahead of headlight surface.
Clearance ªaº: 10 m (32.8 ft)
b) Adjust air pressure of all tires to a specified value respectively.
c) Bounce vehicle body up and down by hand to stabilize suspen-
sion.
d) Carry out one driver aboard.
Driver's weight: 75 kg (165 lb)
Adjustment
1) Check to see if hot spot (high intensity zone) of each main (low)
beam axis falls as illustrated.
Clearance ªHº: Approx. 130 mm (5.15 in.)
2) If headlight aiming is not set properly, align it to specification by
adjusting aiming screw and aiming gear.

YH4
GRAND
VITARA
8B-8 LIGHTING SYSTEM
HEADLIGHTS WITH LEVELING SYSTEM
(IF EQUIPPED)
LEVELING SWITCH
INSPECTION
To check the switch operation, substitute it with a new one. If proper
operation is obtained, it means the switch is defective.
Replace it with a new one.
LEVELING ACTUATOR
INSPECTION
All headlight system couples connected including leveling actuator
and switch, and at Ignition switch ON, listen to the leveling actuator
sound on both actuators according to the movement of the leveling
switch. If no sound is heard with the movement of the leveling
switch, replace headlight assembly.

YH4
GRAND
VITARA
8D-4 WINDOWS, MIRRORS, SECURITY AND LOCKS
LH steering vehicleRH steering vehicle
Type 1
Type 2
Power Door Lock Controller (Canvas Top Model)
Power Door Lock SwitchBack Door Actuator
(except Canvas Top
Model)
Rear Door Actuator
Front Door Actuator
Fuse box
Power Door Lock and Keyless Entry (if equipped)
Controller (Hard Top Model)Keyless Entry Transmitter
(If keyless entry is equipped)
The illustration shows LH steering vehicle.
And RH steering vehicle is symmetrical.
POWER DOOR LOCK AND KEYLESS ENTRY (IF EQUIPPED) SYSTEM

YH4
GRAND
VITARA
8D-6 WINDOWS, MIRRORS, SECURITY AND LOCKS
POWER DOOR LOCK SYSTEM (IF KEYLESS ENTRY IS NOT EQUIPPED)
TroublePossible causeCorrection
All power doors are not
locked / unlocked by both
driver side door key
switch and power door
lock switch
ªDOOR LOCKº fuse blown (Hard Top
Model)
ªD / Lº fuse blown (Canvas Top Model)

Power door controller faulty

Wiring or grounding faultyReplace fuse to check for short
Replace controller
Repair
All power doors are not
locked / unlocked by only
power door lock switch
Power door lock switch faulty

Wiring or grounding faultyReplace switch
Repair
All power doors are not
locked / unlocked by only
driver side door key
switch
Driver side door key switch faulty

Wiring or grounding faultyReplace switch
Repair
Only one power door is not
locked / unlocked
Wiring or coupler faulty

Actuator (door lock motor) faultyRepair
Replace actuator

YH4
GRAND
VITARA
WINDOWS, MIRRORS, SECURITY AND LOCKS 8D-7
POWER DOOR LOCK AND KEYLESS ENTRY SYSTEM (IF KEYLESS ENTRY IS
EQUIPPED)
TroublePossible causeCorrection

All power doors are not
locked / unlocked by
both driver side door key
switch and power door
lock switch. But all
power doors are locked /
unlocked by keyless
entry transmitter

All power doors are not
locked / unlocked by
driver side door key
switch, power door lock
switch and keyless entry
transmitter

When power doors are
locked / unlocked by
keyless entry
transmitter, hazard
warning lights do not
flash
ªDOOR LOCKº fuse blown

Power door lock and keyless entry system
faultyReplace fuse to check for short
Refer to SYSTEM INSPECTION
of POWER DOOR LOCK AND
KEYLESS ENTRY SYSTEM
(IF KEYLESS ENTRY IS
EQUIPPED) in this section
All power doors are not
locked / unlocked by only
power door lock switch
Power door lock switch faulty

Wiring or grounding faultyReplace switch
Repair
All power doors are not
locked / unlocked by only
driver side door key
switch
Driver side door key switch faulty

Wiring or grounding faultyReplace switch
Repair
All power doors are not
locked / unlocked by only
keyless entry transmitter
Code registration error

Transmitter battery dead

Transmitter faulty

Power door lock and keyless entry system
faultyRegister code
Replace battery
Replace transmitter
Refer to SYSTEM INSPECTION
of POWER DOOR LOCK AND
KEYLESS ENTRY SYSTEM
(IF KEYLESS ENTRY IS
EQUIPPED) in this section
Although any door is
opened within 30 seconds
after power door(s)
unlocked by keyless entry
transmitter, all power
doors are locked again
automatically
Door switch faulty

Wiring harness connected to door switch
brakesReplace switch
Repair
Only one power door is not
locked / unlocked
Wiring or coupler faulty

Actuator (door lock motor) faultyRepair
Replace actuator
Operation distance of
keyless entry is unstable
Transmitter battery dead

Transmitter faultyReplace battery
Replace transmitter

YH4
GRAND
VITARA
8D-8 WINDOWS, MIRRORS, SECURITY AND LOCKS
POWER DOOR MIRROR CONTROL SYSTEM
TroublePossible causeCorrection
All power mirrors do not
operate
ªCIGARº fuse blown (Hard Top Model)
ªCIGº fuse blown (Canvas Top Model)

Power door mirror switch faulty

Wiring or grounding faultyReplace fuse to check for short
Replace switch
Repair
One power mirror does
not operate
Power door mirror switch faulty

Actuator (power door mirror motor) faulty

Wiring or grounding faultyReplace switch
Replace actuator
Repair
DOOR MIRROR HEATER (IF EQUIPPED)
TroublePossible causeCorrection
The surface of mirror is
not defrosted although
door mirror heater
switch is ON
ªREAR DEFGº fuse blown (Hard Top Model)
ªDEFº fuse blown (Canvas Top Model)

Door mirror heater switch faulty

Door mirror heater faulty

Wiring or grounding faultyReplace fuse to check for short
Replace switch
Replace outside mirror
Repair
POWER SLIDING ROOF (IF EQUIPPED)
TroublePossible causeCorrection
Sliding roof does not
operate (sliding roof
motor runs OK)
Foreign object stuck in sliding roof rail

Misinstallation of sliding roof rail

Conflicts of sliding roof parts

Misinstallation of sliding roof drive cableRemove or clean stuck object
Install correctly
Fix conflicts
Install correctly
Sliding roof does not
operate (sliding roof
motor does not run)
ªSUN ROOFº fuse blown

Sliding roof switch faulty

Sliding roof motor ass'y faulty

Wiring or grounding faultyReplace fuse to check for short
Replace switch
Replace motor
Repair
FRONT SEAT HEATER (IF EQUIPPED)
TroublePossible causeCorrection
Both seat back and
cushion do not become
hot although seat heater
switch is LO / HI position
ªSEAT HTRº fuse blown (Hard Top Model)
ªS / Hº fuse blown (Canvas Top Model)

Seat heater switch faulty

Seat heater circuit in seat back and / or seat
cushion faulty

Wiring or grounding faultyReplace fuse to check for short
Replace switch
Replace heater front back and /
or heater front cushion
Repair
Only seat back does not
become hot although seat
heater switch is HI
position
Seat heater circuit in seat back faulty
(Hard Top Model)

Seat heater circuit in seat back and / or seat
cushion faulty (Canvas Top Model)

Seat heater switch faulty

Wiring faultyReplace heater front back
Replace heater front back
and / or heater front cushion
Replace switch
Repair
Only seat cushion does
not become hot although
seat heater switch is HI
position
Seat heater circuit in seat back and / or seat
cushion faulty (Hard Top Model)

Seat heater circuit in seat cushion
(Canvas Top Model)

Seat heater switch faulty

Wiring faultyReplace heater front back
and / or heater front cushion
Replace heater front cushion
Replace switch
Repair

YH4
GRAND
VITARA
Operation
Terminal Front Door
Rear Door
Back Door (except Canvas Top Model)
LOCK
UNLOCK
LOCK
UNLOCK
LOCK
UNLOCK
8D-22 WINDOWS, MIRRORS, SECURITY AND LOCKS
POWER DOOR LOCK ACTUATOR
1) Disconnect power door lock actuator coupler.
2) Connect 12 V battery positive and negative terminals to the door
lock actuator terminals shown below and check operation.
If it does not operate as specified in table below, replace door
lock actuator.
UNLOCKLOCK
2

3


YH4
GRAND
VITARA
WINDOWS, MIRRORS, SECURITY AND LOCKS 8D-23
POWER DOOR LOCK AND KEYLESS ENTRY SYSTEM (IF KEYLESS ENTRY IS
EQUIPPED)
SYSTEM INSPECTION
STEPACTIONYESNO
1Check power door lock operation referring to its
INSPECTION in this section.
Is this operation OK?Go to Step 2.Go to Step 3.
2Check keyless entry operation referring to its
INSPECTION in this section.
Is this operation OK?Go to Step 4.Go to Step 6.
3Check keyless entry operation referring to its
INSPECTION in this section.
Is this operation OK?Go to Step 5.Go to Step 7.
4Check hazard warning lights operation referring to
its INSPECTION in this section.
Is this operation OK?This system is OK.Go to Step 10.
5Check door lock key and power door lock switch
circuit referring to its INSPECTION in this section.
Is this circuit OK?Replace controller and
recheck.
And go to Step 4.Repair circuit referring
to WIRING DIAGRAM
MANUAL and recheck.
And go to Step 4.
6Check ignition switch and door switch circuit
referring to its INSPECTION in this section.
Is this circuit OK?Replace controller and
recheck.
And go to Step 4.Repair circuit referring
to WIRING DIAGRAM
MANUAL and recheck.
And go to Step 4.
7Check power door lock actuator circuit referring to
its INSPECTION in this section.
Is this circuit OK?Go to Step 8.Repair circuit referring
to WIRING DIAGRAM
MANUAL and recheck.
If OK, go to Step 4.
If not OK, go to next
Step 8.
8Check power supply and grounding circuit
referring to its INSPECTION in this section.
Is this circuit OK?Go to Step 9.Repair circuit referring
to WIRING DIAGRAM
MANUAL and recheck.
If OK, go to Step 4.
If not OK, go to next
Step 9.
91) Check door lock key and power door lock
switch circuit referring to its INSPECTION in
this section.
2) Check ignition switch and door switch circuit
referring to its INSPECTION in this section.
Are these circuits OK?Replace controller and
recheck.
And go to Step 4.Repair circuit referring
to WIRING DIAGRAM
MANUAL and recheck.
And go to Step 4.