
ELECTRICAL SYSTEM
SECTION
EL
CONTENTS
PRECAUTIONS...............................................................4
Supplemental Restraint System (SRS)²AIR
BAG²and²SEAT BELT PRE-TENSIONER²...............4
Wiring Diagrams and Trouble Diagnosis .....................4
HARNESS CONNECTOR................................................5
Description ...................................................................5
STANDARDIZED RELAY................................................7
Description ...................................................................7
POWER SUPPLY ROUTING...........................................9
Schematic ..................................................................10
Wiring Diagram - POWER - (Models with fuse
and fusible link box E43) ...........................................14
Wiring Diagram - POWER - (Models with fuse
and fusible link box E90) ...........................................24
Inspection...................................................................32
GROUND........................................................................33
Ground Distribution (Models with fuse and fusible
link box E43) ..............................................................33
Ground Distribution (Models with fuse and fusible
link box E90) ..............................................................48
COMBINATION SWITCH..............................................64
Check .........................................................................64
Replacement ..............................................................66
STEERING SWITCH......................................................67
Check .........................................................................67
HEADLAMP...................................................................69
Wiring Diagram - H/LAMP -.......................................69
Trouble Diagnoses.....................................................71
Bulb Replacement .....................................................71
Aiming Adjustment .....................................................72
HEADLAMP - DAYTIME LIGHT SYSTEM -.................73
System Description ....................................................73
Schematic ..................................................................74
Wiring Diagram - DTRL - ...........................................75
Trouble Diagnoses.....................................................81
Bulb Replacement .....................................................81
Aiming Adjustment .....................................................82
HEADLAMP - HEADLAMP AIMING CONTROL -........83
Wiring Diagram - H/AIM - ..........................................83PARKING, LICENSE AND TAIL LAMPS.....................87
Wiring Diagram - TAIL/L - ..........................................87
STOP LAMP..................................................................91
Wiring Diagram - STOP/L - .......................................91
BACK-UP LAMP............................................................93
Wiring Diagram - BACK/L - .......................................93
FRONT FOG LAMP.......................................................95
Wiring Diagram - F/FOG - .........................................95
Bulb Replacement .....................................................97
Aiming Adjustment .....................................................98
REAR FOG LAMP.........................................................99
Wiring Diagram - R/FOG -.........................................99
TURN SIGNAL AND HAZARD WARNING LAMPS...101
System Description ..................................................101
Wiring Diagram - TURN - ........................................102
Trouble Diagnoses...................................................106
ILLUMINATION............................................................107
Schematic ................................................................107
Wiring Diagram - ILL - .............................................109
INTERIOR ROOM LAMP............................................. 116
System Description .................................................. 116
Wiring Diagram - ROOM/L - .................................... 118
Trouble Diagnoses...................................................122
VANITY MIRROR AND LUGGAGE ROOM LAMPS..129
Wiring Diagram - INT/L - .........................................129
METERS AND GAUGES.............................................130
Component Parts and Harness Connector
Location ...................................................................130
System Description ..................................................130
Combination Meter ..................................................132
Schematic ................................................................134
Construction .............................................................136
Wiring Diagram - METER - .....................................137
Combination Meter Self-Diagnosis ..........................141
Trouble Diagnoses...................................................144
Electrical Components Inspection ...........................153
WARNING LAMPS......................................................155
Schematic ................................................................155
Wiring Diagram - WARN - .......................................156 

Trouble DiagnosesNLEL0432
Symptom Possible cause Repair order
Turn signal and hazard warning
lamps do not operate.1. Time control unit
2. Time control unit circuit1. Check power door lock operation.
2. Check power supply and ground circuit for time con-
trol unit.
Turn signal lamps do not operate
but hazard warning lamps operate.1. Turn signal switch
2. Open in turn signal switch cir-
cuit1. Check turn signal switch.
2. Check turn signal switch ground for open circuit.
Hazard warning lamps do not
operate but turn signal lamps
operate.1. Hazard switch
2. Open in hazard switch circuit1. Check hazard switch.
2. Check hazard switch ground for open circuit.
Front turn signal lamp LH or RH
does not operate.1. Bulb
2. Open in front turn signal lamp
circuit1. Check bulb.
2. Check power supply and ground circuit for front turn
signal lamp.
Side turn signal lamp LH or RH
does not operate.1. Bulb
2. Open in rear combination lamp
circuit1. Check bulb.
2. Check power supply and ground circuit for rear com-
bination lamp.
Rear combination lamp LH or RH
does not operate.1. Bulb
2. Open in side turn signal lamp
circuit1. Check bulb.
2. Check grounds check power supply and ground circuit
for rear combination lamp.
LH and RH turn indicators do not
operate.1. Ground 1. Check grounds E24´E73 (RHD models) or M28´M48
(LHD models)
LH or RH turn indicator does not
operate.1. Bulb 1. Check bulb in combination meter.
TURN SIGNAL AND HAZARD WARNING LAMPS
Trouble Diagnoses
EL-106 

Component Parts and Harness Connector
Location
NLEL0452For details, refer to ªELECTRICAL UNIT LOCATIONº (EL-442) and ªHARNESS LAYOUTº (EL-452).
System DescriptionNLEL0453The warning chime is controlled by the time control unit.
The warning chime is located in the time control unit.
Power is supplied at all times
+through 15A fuse [No. 5, located in fuse block (J/B)]
+to time control unit terminal 9.
+through 10A fuse [No. 12, located in the fuse block (J/B)]
+to key switch terminal 1.
+through 10A fuse (No. 38, located in the fuse and fusible link box)
+to lighting switch terminal 11.
With the ignition switch in the ON or START position, power is supplied
+through 10A fuse [No. 10, located in the fuse block (J/B)]
+to time control unit terminal 1.
Ground is supplied to time control unit terminal 16 through body grounds M28 and M48.
When a signal, or combination of signals, is received by the time control unit, the warning chime will sound.
IGNITION KEY WARNING CHIMENLEL0453S01With the key in the ignition switch in the OFF position, the driver's door open and driver's door locked, the
warning chime will sound. Power is supplied
+from key switch terminal 2
+to time control unit terminal 22.
Ground is supplied
+from body grounds B24 and B30
+through front door switch (driver side) terminals 3 and 2
+to time control unit terminal 6, and
Ground is interrupted,
+from body grounds M28 and M48
+to time control unit terminal 35
LIGHT WARNING CHIMENLEL0453S02With ignition switch OFF, driver's door open, and lighting switch in 1ST or 2ND position, warning chime will
sound. Power is supplied.
+from lighting switch terminal 12
+to time control unit terminal 10
Ground is supplied
+from front door switch (driver side) terminal 2
+to time control unit terminal 6.
Front door switch (driver side) terminal 3 is grounded through body grounds B24 and B30.
TRAILER DIRECTION INDICATOR WARNING CHIMENLEL0453S04This warning chime will be sounded while the direction indicator (turn signal lamp) is in operation with towing
the trailer.
This is an audible feedback (warning chime) to the driver.
If no audible feedback is heard while towing the trailer and operating the turn signal, this indicates the bulb
failure of the trailer.
Time control unit will detect the additional electrical load of a turn signal lamp for trailer automatically. Then
the chime will be sounded by the time control unit internally with the operation of the turn signal.
WARNING CHIME
Component Parts and Harness Connector Location
EL-165 

NLEL0144
HeadlampNLEL0144S03
Item Wattage (Bulb type)
High/Low (Semi-sealed beam)55 (H7)/55 (H7)
Exterior LampNLEL0144S01
Item Wattage (Bulb type)
Front fog lamp51 (HB4)
Front turn signal lamp21
Side turn signal lamp5
Parking lamp5
Rear combination lampTurn signal 16
Stop/Tail 21/5
Back-up 18
Rear fog lamp 21
Rear side marker lamp3.8
License lamp5
High-mounted stop lampLED (Not serviceable)
Interior LampNLEL0144S02
Item Wattage (Bulb type)
Interior room lamp5
Map lamp5
Rear personal lamp5
Luggage room lamp5
BULB SPECIFICATIONS
Headlamp
EL-524