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GENERAL INFORMATION - HOW TO READ THE WIRING DIAGRAMS0-3
Reading Layout Diagrams
The wiring layout diagrams give a clear and simple illustration of the connector positions and the routing of the wiring
harnesses at different points in the actual vehicle.
Indicates connector number.
The same connector number is used in the circuit diagrams, so that connector positions can be located easily.
The initial letter indicates the installation position of the connector, and the number that follows is the unique number for that
connector. In principle, the connectors are numbered in clockwise order in each layout diagrams, starting from the top left-hand side.
Example : A – 19Unique connector number (serial number)
Connector location code
A: Engine compartment D: Floor / Roof
B: Engine / Transmission E: Door
C: Instrument panel F: Tail gate
Indicates earth point.
The same earth numbers are used in the circuit
diagrams, so earth points can be located easily.
For details of earth points, refer to Section 2,
"Individual Part Installation Positions – Earth".
Indicates name of harness
Shows section covered with
corrugated tube.
The * symbol shows a standard
harness mounting point.
Indicates the external colour of the harness.
(Black, unless specified otherwise.)
R : Red
Y: Yellow
The number of connector pins and the connector colour (except
cream colour)* are indicated, so that they can be located easily.
Example : 2 – Black
*^: Typical connector colours:
Black, grey, red, blue, yellow, green, brown, etc.
Colour of connector pins(Cream colour, unless specified
otherwise)
Number of connector pinsA-15 (2) Fog lamp (RH)
A-16 (2-Black) Windshield washer motor
A-17 (2-Black) Headlamp (RH)
A-18 (2-Brown) Horn (LO)
A-19 (2-Green) Dual pressure switch
Indicates the device to which the
connector is connected.
Front
harness
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GENERAL INFORMATION - HOW TO READ THE WIRING DIAGRAMS0-4
Reading Circuit Diagrams
These diagrams show the circuits for each system, from the fuse or fusible link to the earth. In principle, the power supply is
shown at the top and the earth at the bottom, to make it easier to understand the flow of current in the circuit.
The circuit diagrams show a state where none of the switches, etc. are operating.
Indicates power take-out
point.Indicates connector No. The same number is used in the layout
diagrams. Connector numbers shown inside a rounded box indicate
connector symbols that are listed together at the bottom of the page.
Connector numbers that are not shown inside a rounded box indicate
components that are incorporated into the harness.
Indicates that the terminal is
connected via a plate inside
the relay box.
Each circuit diagram is divided into
blocks shown on separate pages.
This number indicates the block.
Indicates the harness branch
point. This number matches the
branch numbers in the other
circuit diagrams.
Indicates the number of the circuit
to which the branch connects.
Indicates the power supply
within the control unit. If no
voltage is indicated, then it is
the battery voltage.
An "X" at the end of a connector
number shows that it is part of the
centralized relay. For more
information, refer to the section
covering the Centralized Junction.
Indicates that circuit diagram
continues at [A] in Block [2].
Indicates the connector symbol,
listed in the order of the connector
numbers in the circuit diagram.
Indicates the operating
conditions of the coolant
temperature switch, etc.Indicates shield
wire.An upward arrow indicates that
the current flows from bottom to
top in the diagram.
RegisterRelayMotor Relay boxFusible link
Fusible link
Diode
Sensor Switch
headlightsignition
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GENERAL INFORMATION - HOW TO READ THE WIRING DIAGRAMS0-5
Indicates input / output to
and from control unit
(direction of current flow).
Input Output Input/Output
Indicates a wiring connector inside a device,
which is not shown in the layout diagrams.
Example :
Indicates a connector
located inside a
device, numbered in
order starting from 1.
Indicates the number of the connector
shown in the layout diagram.
Indicates that these are the same
intermediate connector.
Indicates that the diagram
continues from section [A] in
block [1].
Indicates the terminal No.
If two or more connectors are
connected to the same device, a
broken line between parts indicates
that the same connector is used.
The two-way arrow shows that
current can flow downwards or
upwards, under the control of
the ECU.
Indicates a harness junction point
where the wire changes colour or
diameter.
Indicates an intersection
where the wires are not
connected.
Indicates an intersection
where the wires are
connected
Indicates the representative earth
point on the vehicle body for that
circuit. (This number matches that of
the earth point in the layout diagrams
and the diagrams of individual part
installation positions.)
Indicates a spare connector, if the
corresponding device is not
installed, due to the vehicle
specifications.Indicates the connector part number given in
the harness repair manual. A number in
( ) indicates the part number of the connector
that corresponds to a connector symbol.
Ignition
switch (IG1)
Solenoid
valve 1
Solenoid
valve
2
Solenoid
valve
ASSY
Sensor
MotorRegister
Page 160 of 364

LAYOUT DIAGRAMS - INSTRUMENT PANEL1-10
C-01 (4) Register (vehicle with heater, manual
A/C)
C-02 (2-black) Front passenger airbag module (squib)
C-03 (7) Internal / External air switching damper
motor
C-04 (7) Instrument panel harness / A/C harness
junction (vehicle with heater, manual A/C)
(13) Instrument panel harness / A/C harness
junction (vehicle with fully automatic A/C)
C-05 (2) Air thermo sensor (vehicle with fully
automatic A/C)
C-06 (13) J/C (5)
C-07 (22-grey) J/C (5)
C-08 (6) Motor & potentiometer for air mix door
(vehicle with fully automatic A/C)
C-09 (2) Heater water temperature sensor (vehicle
with fully automatic A/C)C-10 (6) Motor and potentiometer for blower
switching damper (vehicle with fully
automatic A/C)
C-13 (4) Clock
C-14 (4) Hazard switch
C-15 (6) Blower switch (vehicle with heater ,
manual A/C)
C-16 (12-black) Heater control unit (vehicle with heater) or
A/C ECU (vehicle with manual A/C)
C-17 (20-black) A/C ECU (vehicle with fully automatic
A/C)
C-18 (16-black) A/C ECU (vehicle with fully automatic
A/C)
C-20 (22-blue) Instrument panel harness / Control
harness junction
C-21 (10-grey) Instruction panel harness / Control
harness junction
INSTRUMENT PANEL
Connector Symbol
A/C harness
Control harness
Floor harness (LH) Front door harness (LH)Front harness (LH)Tweeter sub-harnessInstrument panel harness Front passenger side
Page 164 of 364
LAYOUT DIAGRAMS - INSTRUMENT PANEL1-14
C-201 (6) Ignition switch
C-202 (7) Key reminder switch
C-203 (10) Column switch
C-204 (4-yellow) Clock spring
C-205 (6) Clock spring
C-206 (1) Horn switch
C-207 (2) Driver’s airbag module (squib)
C-208 (13) Instrument panel harness / J/B junctionC-209 (14) Instrument panel harness / J/B junction
C-210 (6) Instrument panel harness / J/B junction
C-211 (1-black) Instrument panel harness / J/B junction
C-212 (28) Instrument panel harness / J/B junction
C-213 (5) Demister relay
Instrument panel (cont’d)
Connector Symbol
Steering wheel
Clock spring
Instrument panel
harness
Page 168 of 364
LAYOUT DIAGRAMS - DOORS1-18
E-01 (7) Remote control door mirror (RH)
E-02 (14) Power window main switch
E-03 (6-black) Door lock actuator (front : RH)
E-04 (6-grey) Power window motor (front : RH)
E-05 92) Front door speaker (RH)
E-06 (8) Power window sub-switch (front : LH)E-07 (7) Remote control door mirror (LH)
E-08 92) Front door speaker (LH)
E-09 (6-grey) Power window motor (front : LH)
E-10 (6-black) Door block actuator (front : LH)
DOORS
Connector Symbol
(Passenger side) (Driver side)Front doors
Front door
harness (LH)Front door
harness (RH)
Page 169 of 364
LAYOUT DIAGRAMS - DOORS 1-19
E-101 (6-grey) Power window motor (rear : RH)
E-102 (8) Power window sub-switch (rear : RH)
E-103 (6-black) Door lock actuator (rear : RH)E-104 (6-grey) Power window motor (rear : LH)
E-105 (8) Power window sub-switch (rear : LH)
E-106 (6-black) Door lock actuator (rear : LH)
Rear doors
(Passenger side) (Driver side)
Rear door
harness (LH)Rear door
harness (RH)
Page 188 of 364

3-1
SECTION 3
CIRCUIT DIAGRAMS
CONTENTS
J/B ............................................................3-4
J/C ............................................................3-6
Central Junction....................................3-11
Power Supply ........................................3-18
Starting System ....................................3-23
Ignition ...................................................3-24
Charging ................................................3-26
Engine Control ......................................3-28
Cooling ..................................................3-36
Lighting
Headlights (excl. discharge type).....................3-38
Headlights (discharge type) .............................3-42
Tail lights, position lights, licence plate
lights, lighting monitor report buzzer................3-46
Cabin lights, boot compartment lights,
ignition key cylinder illumination light,
door ajar indicator light ....................................3-50
Fog lamps ........................................................3-54
Headlight levelling system ...............................3-58
Signals
Turn signal lights, hazard warning lights .........3-60
Reversing lights ...............................................3-64
Stop lights ........................................................3-65
Horn .................................................................3-66
Meters
Needle meters..................................................3-68
Remaining fuel warning light, oil pressure
warning light, brake warning light,
seatbelt warning light .......................................3-70
Door Opening / Closing Control
Power windows ................................................3-72
Central door locking
(vehicle without keyless entry) .........................3-78
Central door locking
(vehicle with keyless entry) ..............................3-80
Temperature Control
Heater ..............................................................3-86
Manual air-conditioning ....................................3-90
Fully automatic air-conditioning .......................3-96
Vision / Safety
Windscreen washer / wipers ..........................3-104
Rear washer / wiper .......................................3-108
Demister
(vehicle with heater or manual A/C) ...............3-110
Demister, door mirror heating elements
(vehicle with full auto A/C)..............................3-112
Electric stowable remote control
door mirrors ....................................................3-114
Accessories
Spare audio connectors .................................3-118
Clock ..............................................................3-120
Cigarette lighter, ashtray illumination lamp ....3-121
Cont. on next page