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Trang 1ELECTRICAL WIRING SYSTEM Return To Main Table of Contents
GENERAL 2
TROUBLESHOOTlNG PROCEDURES 8
IGNITION AND STARTlNG 12
PARKING BRAKE WARNING 14
GAUGE 16
FRONTWlPER AND WASHER 18
REAR WlPER AND WASHER 20
HEATER 22
REAR HEATED GLASS (DEFOGGER) 24
SEAT BELT WARNlNG 26
HORN 28
TAILGATE OPENER 30
CIGAR LIGHTER 32
AUDIO 34
DIGITAL CLOCK 36
HEADLAMP 38
TAIL, LICENCE AND REAR ASH TRAY LAMP 40
TURN SIGNAL AND HAZARD LAMP 42
COURTESY AND DOOR WARNING LAMP 44
STOP LAMP 46
BACK UP LAMP 48
POSITION LAMP 50
SIDE MARKER LAMP 52
DASH AND INSTRUMENT ILLUMINATION 54
LUGGAGE LAMP 56
POWER STEERING 58
ELECTRONIC LOCK-UP CONTROL 60
(KM 171 AUTO TRANSMISSION) AIR CONDITIONER 62
WIRING HARNESS LAYOUT 64
WIRING BLOCK DIAGRAM 69
Trang 2GENERAL GENERAL
SYMBOLS IN CIRCUIT DIAGRAM
2
Trang 3SIZE OF WIRE
Permissible current of each cable is determined by wire sectional
area which is given at the top of the wiring identification.
When an optional part is installed later, pay attention that the size
of wire must be determined with electrical load of the optional part
to prevent the excessive current.
Other area size compartment
Alternator Armature Antenna Automatic transmission Air conditioner
Ash tray Battery (B+) Carburetor Combination (STOP, TAIL, BACK UP AND T/SIG LAMP)
Connector Door Engine Extension (wire off main harness) Electronically tuning radio
Front Feed back carburetor Fast idle control device
SYMBOL G/BOX GND H/LAMP HTD IGN ILL IND INTERM LH MULTI SW
M / T RR
R H ST SOL S/BELT SW TEMP T/SIG
Permissible current SAE gage No I n e n g i n e
Other area compartment
MEANING Glove box
Ground Head lamp Heated Ignition Illumination Indicator Intermittent Left hand Multifunction switch Manual transmission Rear (Left or Right rear) Right hand
Start Solenoid Seat belt Switch Temperature Turn signal
3
Trang 4WIRE COLORS IN CIRCUIT DIAGRAM
Colored wire as shown in the following tables are used.
When two colors are used in a wire, the designation of the wire is
as follows.
B Black Grounding
BY Black/Yellow Start motor, tailgate opener switch Starting and ground
BW Black/White Ignition coil
BR Black/Red Rear wiper and washer, illumination
Charging
W White Alternator, fusible link
R Red Battery, multi switch, cluster
RL Red/Blue Headlamp relay, Back up lamp
G Green Chime bell, license lamp, room lamp, stop lamp
Horn, parking brake
Y Yellow Heated timer
YBr Yellow/Brown Turn signal lamp, radio
YG Yellow/Green Temperature sensor Instrument
YR Yellow/Red Fuel sender
L Blue Front wiper and washer
Heater, cigar lighter, luggage lamp
Other Defogger switch, headlamp relay, clock
Lg Light green Multi switch, radio
Trang 5CONNECTOR CLASSIFICATIONS
Electrical wiring connectors are classified according to the wiring parts.
THE PART NAME OF WIRING HARNESS LOCATION CONNECTOR
IDENTIFI-CATION SYMBOL Main wiring harness Engine compartment
Lock up wiring harness Dash and steering column M01 M76 Crash pad wiring harness
Instrument wiring harness
Rear wiring harness
RH/LH rear extension wiring harness
Rear extension wiring harness
Tailgate wiring harness (except 4 door)
Air conditioner wiring harness
Dash column Front door speaker The cluster and switch of instrument
C01 C23
I01 I09
Passenger compartment R01 R20
Tailgate Engine compartment Dash column
T01 T08 A01 A10
A connector identification symbol consists of a wiring harness location classification symbol corresponding to each wiring harness location and number peculiar to the connector.
These connector locations can be found in the WIRING HARNESS LAYOUT.
Splicing symbols are represented as following symbol.
Trang 6CONNECTOR IDENTIFICATION SYMBOLS
Connectors and connector pin numbers are indicated in each cuit Wires and pins of the connectors are also clearly illustrated.
cir-6
Trang 7GROUNDING POINTS
Trang 8TROUBLESHOOTING PROCEDURES
TESTING FOR VOLTAGE
1 Connect one lead of a test light or voltmeter to a known good
ground If you are using a voltmeter, be sure it is the voltmeter’s
negative lead that you have connected to ground.
2 Connect the other lead of the test light or voltmeter to a selected
test point (connector or terminal).
3 If the test light glows, there is voltage present If you are using a
voltmeter, note the voltage reading.
The allowable error should be within one volt of measured
battery voltage.
A loss of more than one volt indicates a problem.
Trang 9TROUBLESHOOTING PROCEDURES
TESTING FOR CONTINUITY
1 Disconnect the battery.
2 Connect one lead of a self-powered test light or ohmmeter to
one end of the part of the circuit you wish to test.
3 Connect the other lead to the other end.
4 If the self-powered test light glows, there is continuity.
If you are using on ohmmeter, low or an resistance means good
continuity.
9
Trang 10TROUBLESHOOTING PROCEDURES
TESTING FOR SHORT TO GROUND
1 Remove the blown fuse and disconnect the battery and load.
2 Connect one lead of a self-powered test light or ohmmeter to the
fuse terminal on the load side.
3 Connect the other lead to a known good ground.
4 Beginning near the fuse block, wiggle the harness from side to
side Continue this at convenient point (about six inches apart)
while watching the self-powered test light or ohmmeter.
5 When the self-powered test light glows, or ohmmeter registers,
there is a short to ground in the wiring near that point.
1 0
Trang 11TROUBLESHOOTING PROCEDURES
TROUBLESHOOTING TOOLS
1 TEST LIGHT is made up of a 12-Volt light bulb with a pair of
leads attached After grounding one lead, touch the other lead
to various points along the circuit where voltage should be
present When the bulb goes on, there is voltage at the point
being tested.
2 SELF POWER TEST LIGHT
NOTE
A self-power test light is only used on an unpowered circuit.
Use a self-power test light to check for continuity.
This tool is made up of a light bulb, battery and two leads If the
leads are touched together, the bulb will go on.
3 JUMPER WIRE is made up of an in-line fuse holder connected to
a set of test lead.
Use it for by passing open circuits.
CAUTION
Never use a jumper wire between source and ground.
4 VOLTMETER can be used instead of a test light while a test light
shows whether or not voltage is present, a voltmeter indicates
how much voltage is present.
5 OHMMETER can be used instead of a self-power test light The
ohmmeter shows how much resistance there is between two
points along a circuit Low resistance means good continuity.
6 DIGITAL MULTIMETER can be used instead of a ohmmeter,
voltmeter and ammeter.
11
Trang 12IGNITION AND STARTING
SCHEMATIC DIAGRAM
12
Trang 13IGNITION AND STARTING
CONFIGURATION OF CONNECTORS
13
Trang 14PARKING BRAKE WARNING
SCHEMATIC DIAGRAM
14
Trang 15PARKING BRAKE WARNING
CONFIGURATION OF CONNECTORS
Trang 16SCHEMATIC DIAGRAM
16
Trang 17CONFIGURATION OF CONNECTORS
Trang 18FRONT WIPER AND WASHER
SCHEMATIC DIAGRAM
18
Trang 19FRONT WIPER AND WASHER
CONFIGURATION OF CONNECTORS
19
Trang 20REAR WIPER AND WASHER
SCHEMATIC DIAGRAM
20
Trang 21REAR WIPER AND WASHER
CONFIGURATION OF CONNECTORS
21
Trang 22SCHEMATIC DIAGRAM
22
Trang 23CONFIGURATION OF CONNECTORS
2 3
Trang 24REAR HEATED GLASS (DEFOGGER)
SCHEMATIC DIAGRAM
2 4
Trang 25REAR HEATED GLASS (DEFOGGER)
CONFIGURATION OF CONNECTORS
25
Trang 26SEAT BELT WARNING
SCHEMATIC DIAGRAM
26
Trang 27SEAT BELT WARNING
CONFIGURATION OF CONNECTORS
2 7
Trang 28SCHEMATIC DIAGRAM
28
Trang 29CONFIGURATION OF CONNECTORS
29
Trang 30TAILGATE OPENER
SCHEMATIC DIAGRAM
3 0
Trang 31TAILGATE OPENER
CONFIGURATION OF CONNECTORS
3 1
Trang 32CIGAR LIGHTER
SCHEMATIC DIAGRAM
3 2
Trang 33CIGAR LIGHTER
CONFIGURATION OF CONNECTORS
3 3
Trang 34SCHEMATIC DIAGRAM
34
Trang 35CONFIGURATION OF CONNECTORS
35
Trang 36DIGITAL CLOCK
SCHEMATIC DIAGRAM
36
Trang 37DIGITAL CLOCK
CONFIGURATION OF CONNECTORS
3 7
Trang 38SCHEMATIC DIAGRAM
3 8
Trang 39CONFIGURATION OF CONNECTORS
3 9
Trang 40TAIL AND LICENSE LAMP
SCHEMATIC DIAGRAM
4 0
Trang 41TAIL AND LICENSE LAMP
CONFIGURATION OF CONNECTORS
41
Trang 42TURN SIGNAL AND HAZARD LAMP
SCHEMATIC DIAGRAM
4 2
Trang 43TURN SIGNAL AND HAZARD LAMP
CONFIGURATION OF CONNECTORS
4 3
Trang 44COURTESY-AND DOOR WARNING LAMP
SCHEMATIC DIAGRAM
4 4
Trang 45COURTESY AND DOOR WARNING LAMP
CONFIGURATION OF CONNECTORS
4 5
Trang 46STOP LAMP
SCHEMATIC DIAGRAM
Trang 47STOP LAMP
CONFIGURATION OF CONNECTORS
4 7
Trang 48BACK UP LAMP
SCHEMATIC DIAGRAM
4 8
Trang 49BACK UP LAMP
CONFIGURATION OF CONNECTORS
49
Trang 50POSITION LAMP
SCHEMATIC DIAGRAM
5 0
Trang 51POSITION LAMP
CONFIGURATION OF CONNECTORS
5 1
Trang 52SIDE MARKER LAMP
SCHEMATIC DIAGRAM
5 2
Trang 53SIDE MAKER LAMP
CONFIGURATION OF CONNECTORS
5 3
Trang 54DASH AND INSTRUMENT ILLUMINATION
SCHEMATIC DIAGRAM
5 4
Trang 55DASH AND INSTRUMENT ILLUMINATION
CONFIGURATION OF CONNECTORS
55
Trang 56LUGGAGE LAMP
SCHEMATIC DIAGRAM
5 6
Trang 57LUGGAGE LAMP
CONFIGURATION OF CONNECTORS
5 7
Trang 58POWER STEERING
SCHEMATIC DIAGRAM
5 8
Trang 59POWER STEERING
CONFIGURATION OF CONNECTORS
5 9
Trang 60ELECTRONIC LOCK-UP CONTROL (KM 171 AUTO TRANSMISSION)
SCHEMATIC DIAGRAM
6 0
Trang 61ELECTRONIC LOCK-UP CONTROL (KM 171 AUTO TRANSMISSION)
CONFIGURATION OF CONNECTORS
61
Trang 62AIR CONDITIONER
SCHEMATIC DIAGRAM
6 2
Trang 63AIR CONDITIONER
CONFIGURATION OF CONNECTORS
6 3
Trang 646 4 A
WIRING HARNESS LAYOUT
ENGINE COMPARTMENT MAIN WIRING HARNESS (3, 4, 5 DOOR)
Front side maker lamp (RH)
Radiator fan motor
Fusible link
Idle-up solenoid
Second air control solenoid
Distributor advance solenoid
Select control valve (M/T)
Select switch (M/T)
Back-up light switch
Front washer motor
Rear washer motor
Brake fluid sensor
Lock-up wire connector (A/T)
Starter solenoid
Throttle position sensor
Carburetor connector
Water temperature sensor (TO F.B.C UNIT)
Water temperature sender (TO TEMP GAGE AND ELC UNIT)
Vacuum switch
Front wiper motor
Relay box (M27 Taillamp, M28 Heallamp, M29 Horn)
Diode connector
Air conditioner wire connector
Oxygen sensor checker
Ignition coil (-)
Ignition coil to ignition switch (R)
Ignition coil to fuse box, select control valve,
carburetor, and F.B.C unit
Turn signal lamp (LH)
Front side maker lamp (LH)
Alternator
In-mani heater relay
Electric choke relay
Cold heater
Cold advance solenoid
Trang 65Instrument extension wire connector
C11C12C13C14C15C16C17Rheostat switch
Rheostat and intermittent wiper illumination lamp C18Intermittent wiper relay C19Blower switch C20
C06 Front door speaker extension wire (LH) C22C07 Ash tray illumination lamp C23CO8 Cigar lighter CR01
Stop lamp switch
Seat belt timer
Tailgate opener switch
Sun roof extension wire
Lock-up control unit
Defogger switch
Cluster illumination lamp
Glove box switchGlove box lampAir conditioner extension wireFront door speaker extension wire (RH)Blower motor
Heater resistorDigital clockFront door speaker (LH)Front door speaker (RH)Tailgate opener switch (passive seat belt only)Seat belt extension wire (passive seat belt only)Seat belt switch (passive seat belt only)
Radio fuseRear speaker extension wire
C10 Heater control illumination lamp MR02 Rear wiring connector
Trang 66WIRING HARNESS LAYOUT 6 5 A
BODY WIRING HARNESS (3 DOOR)
Rear ash tray
Parking brake switch
Front door switch (LH)
RH rear extension wire
Rear speaker (LH)
Rear side maker lamp (LH)
Rear extension wiring connector
Rear extension wiring connector
Fuel sender extension-wire
Front door switch (RH)
Rear speaker (RH)
Rear combination lamp (LH)
Luggage lamp switch
Luggage lamp
Rear side maker lamp (RH)
Rear combination lamp (RH)
R21RT01RT02IRT06T01T03T04
Rear wiper extension wireRear wiring extension wireTailgate wiring connectorDefogger (+)
License lamp (LH)High mounted stop lampT05 Tailgate opener
T06 Defogger (-)T07 License lamp (RH)T08 Rear wiper motorM66 Courtesy lamp
M 6 7 S u n r o o f
Tailgate wiring harness
Trang 67Rear ash tray
Parking brake switch
Front door switch (LH)
RH rear extension wire
Rear door switch (LH)
Rear speaker (LH)
Rear side maker lamp (LH)
Rear extension wire
Rear extension wire
Fuel sender extension wire
Front door switch (RH)
Rear door switch (RH)
Rear speaker (RH)
Rear combination lamp (LH)
R17R18R19R20T01T03T04T05T06T07M66M67
Luggage lamp switchLuggage lamp
Rear side maker lamp (RH)Rear combination lamp (RH)Defogger (+)
License lamp (LH)High mounted stop lampTrunk lid opener
Defogger (-)License lamp (RH)
Trunk lid wiring harness
Courtesy lampSun roof
Trang 68WIRING HARNESS LAYOUT 66A
BODY WIRING HARNESS (5 DOOR)
Rear wiring connector
Rear ash tray
Parking brake switch
Front door switch (LH)
RH rear extension wire
Rear door switch (LH)
Rear speaker (LH)
Rear side maker lamp (LH)
Rear extension wiring connector
Rear extension wiring connector
Fuel sender extension wire
Front door switch (RH)
Rear door switch (RH)
Rear speaker (RH)
Rear combination lamp (LH)
Luggage lamp switch
R18 Luggage lampR19 Rear side maker lamp (RH)R20 Rear combination lamp (RH)RT01 Rear wiper extension wire
Tailgate wiring connector
TO1 Defogger (+)T03 License lamp (LH)T04 High mounted stop lampT05 Tailgate opener
T06 Defogger (-)T07 License lamp (RH)T08 Rear wiper motorM66 Courtesy lamp
M 6 7 S u n r o o f
Trang 69KM 171 AUTO T/M WIRING HARNESS
M17 Main wiring connector
M70 Lock-up control unit
M71 Lock-up checker terminal
Trang 70AIR CONDITIONER WIRING HARNESS LAYOUT 6 7
E N G I N E C O M P A R T M E N T
P A S S E N G E R C O M P A R T M E N T
A01A02A03A04A05A06A07A08A09A10M31C13
Condenser fan relayCondenser fan motorCapacitor
Pressure switchDiode
F.I.C.DCompressorDiodeThermostatAir conditioner relayMain wiring connectorCrash pad wiring connector
Trang 71AIR CONDITIONER WIRING HARNESS LAYOUT (FOR FIELD FIX) 6 8
E N G I N E C O M P A R T M E N T P A S S E N G E R C O M P A R T M E N T
Lock up and air conditioner wiring harness
A01A02A03A04A05A06A07A08A09A10M31C13
Air conditioner wiring harness (91671-21450)
Condenser fan relayCondenser fan motorCapacitor
Pressure switchDiode
F.I.C.DCompressorDiodeThermostatAir conditioner relayMain wiring connectorCrash pad wiring connector
Trang 72WIRING BLOCK DIAGRAM 6 9 A
Trang 73• FRONT WIPER MOTOR
• BRAKE FLUID SENSOR
• PARKING LAMP SW
• OIL PRESSURE SW • THERMO SW
• CLUSTER
Trang 74WIRING BLOCK DIAGRAM
• WIPER AND WASHER SW
• REAR WASHER MOTOR
• REAR WIPER MOTOR
• INT WIPER RELAY
• REAR WASHER SW
• REAR WIPER SW
• FRT LH T/SIG LAMP
• FLASHER UNIT
Trang 76WIRING BLOCK DIAGRAM
• G/BOX SW • FRT A/TRAY • RR A/TRAY LAMP • LH RR STOP AND • LH RR SIDE MAKER • RH RR COMB BACK UP LAMP • INSTRUMENT CLUSTER • HEATER CONTROL ILLUMINATION• HIGH MOUNTED STOP LAMP
Trang 777 1 B
• REAR LH DOOR SW
• LUGGAGE LAMP SW