WIRING HARNESS - Centralized Junction
Multi-purpose Fuse
Power supply circuit Fuse No. Rated
capacity A Applicable circuits
Battery 1 20
Clock, Dome light, Hazard warning flashers
Headlight relay 2 10 Tail lights, License plate lights, Illumination lights, Headlight
washer relay, Position lights
__-
Ignition switch (IG) 3 10 Heater relay, Seat belt warning timer, Turn-signal lights,
Alternator, Seat belt switches, Power window relay, Fuel and
water temperature gauges, Oil pressure gauge, Voltage meter,
Indicator and warning lights, Inhibitor switch, Automatic
free-wheeling hub indicator control unit
4
IO Back-up lights, Auto choke relay, OD-OFF relay
__-
5 15 Rear window defogger
Battery 6 20 Heater, Back door lock
7 15 Key-reminder switch, Stop lights, Buzzer
Ignition switch (ACC) 8 15 Windshield wipers and washer, Headlight washer relay,
Intermittent wiper relay, Horn
9 10 Rear window wiper and washer
10 15 Cigarette lighter, Radio, Tape player, Clock (ACC), Spare terminal,
Air conditioner relay
METERS AND GAUGES - Indicators and Warning Lights 8-141
INDICATORS AND WARNING
LIGHTS
Symbol
Operation
Turn signal indicator
+e3 This indicator flashes, as do the same side of turn-signal light
flashes. If the turn-signal light is burnt out, the blinking of
indicator slows down.
This indicator is common with hazard light.
0
High beam indicator
- This indicator illuminates when the headlights are on high
= beam.
=
* Door-ajar warning light
This warning light comes on when the door is either open or
not completely closed.
4 Fasten seat belt indicator
This indicator goes on for four to eight seconds when the
ignition key is in “ON” position, even if the driver has fastened
his seat belt.
BRAKE
Brake warning light
This warning light comes on when the ignition key is in “ON”
position, and goes off after the engine has started. This
warning light comes on when the parking brake is applied
or brake fluid level falls less than the specific level.
III Charging warning light This warning light comes on when the ignition key is in
- + “ON” position, and goes off after the engine has started.
This warning light comes on when the drive belt breaks
or the trouble occurs in the charging system.
Oil pressure warning light This warning light comes on when the ignition key is in “ON”
P position, and goes off after the engine has started. This
warning light comes on when the oil fails or the trouble
occurs in the oil circulating system.
00
Overdrive indicator
This indicator will illuminates when the overdrive control
OFF
switch is switched to the “OFF” position.
68R0133
A/T
A/T oil temperature warning light This A/T oil temperature warning light comes on when
TEMP automatic transmission fluid temperature becomes abnor-
mally high.
68WO68
Free-wheeling hub indicator
YEL This indicator comes on when the automatic free-wheeling
hubs are locked.
68WO80
z4 4WD indicator This indicator will light up when the transfer case shift lever is
shifted to the four wheel driving position (either the “4H” or the
“4L” position) and the ignition key is in the “ON” position.
CHECK
EGR
EGR warning light The EGR warning light will illuminate every 50,000 miles of
driving. When this occurs, bring the vehicle to an authorized
dealter to have the EGR system checked.
) STB Revision
LIGHTING SYSTEM - Specifications 8-143
LIGHTING SYSTEM
SPECIFICATIONS
GENERAL SPECIFICATIONS
EXTERIOR AND INTERIOR LIGHTS NOEIB-
Items
Exterior lights
Head lights W
Front combination lights cp
Turn-signal lights
Front side marker and position lights
Rear combination lights cp
Turn-signal light
Stop and tail lights
Back-up lights
Rear side marker lights W
Licence plate lights W
Interior lights
Dome light W
Heater panel illumination light W
Combination meter and gauge illumination light
Cigarette lighter illumination light
W
Ashtray illumination light
W
Shift illumination light (automatic transmission) W
W
NOTE
The values in parentheses denote SAE grade numbers.
RELAY AND FLASHER UNIT
Items
Light control relay
Rated load W
Range of voltage used V
Voltage drop between terminals V
Turn-signal flasher unit
Type
Rated load W
Blinking frequency [I 2.8 V, 20°C (68”F)l
Hazard flasher unit
Type cycle/min
Rated load W
Blinking frequency [ 12.8 V, 20°C (68”F)l cycle/min Specifications
60/50
32
2
32
32/3
32
3.8(194)
6
10 1.4 (74)
3.4 (158)
1.4 (74)
1.4 (74)
1.4 (74)
Specifications
Max. 200
IO-16
0.2 or less
Condenser type
84.4
85210
Heat band type
49.4-168.8
902 10
1 STB Revision
LIGHTING SYSTEM - Special tools / Troubleshooting
SPECIAL TOOLS
Tool (Number and name)
MB990784
Ornament remover Use
Removal of hazard
warning switch
TROUBLESHOOTING
HEADLIGHT
Inspection items
1 Symptom
Headlights do not illuminate, or illuminate intermittently
It is not possible to change the headlight’s beam
Headlights arm dim
Headlights on only one side illuminate
NOTE
Number in circle indicates inspection sequence. 0
0
0
NOIIG-B
-0
K
2
t
0
0
0 ( STB Revision
LIGHTING SYSTEM - Troubleshooting 8-147
DOME LIGHT
Inspection items
The dome light does not illuminate when the door is opened (illuminates when
the borne light switch is ON)
I
Dome light does not illuminate 0
I
NOTE
Number in circle indicates inspection sequence.
TURN SIGNAL LIGHT AND HAZARD LIGHT
Inspection items
Symptom
All turn signal lights fail to flash
The turn signal light will not flash (illumination remained)
The hazard light fails to operate
The turn signal indicator fails to flash
NOTE
Number in circle indicates inspection sequence
1 STB Revision
