SECTION 3 CIRCUIT DIAGRAMS - EvoEcu Manual/Publication/Wiring/Wiring... · SECTION 3 CIRCUIT DIAGRAMS ... relay Water spray relay Dummy connector ... Front ECU Headlight levelling

3-1

SECTION 3

CIRCUIT DIAGRAMSCONTENTS

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

LightingHeadlights (excl. discharge type).....................3-38Headlights (discharge type) .............................3-42Tail lights, position lights, licence plate lights, lighting monitor report buzzer................3-46Cabin lights, boot compartment lights, ignition key cylinder illumination light, door ajar indicator light ....................................3-50Fog lamps ........................................................3-54Headlight levelling system ...............................3-58

SignalsTurn signal lights, hazard warning lights .........3-60Reversing lights ...............................................3-64Stop lights ........................................................3-65Horn .................................................................3-66

MetersNeedle meters..................................................3-68Remaining fuel warning light, oil pressure warning light, brake warning light, seatbelt warning light .......................................3-70

Door Opening / Closing ControlPower windows ................................................3-72Central door locking (vehicle without keyless entry).........................3-78Central door locking (vehicle with keyless entry)..............................3-80

Temperature ControlHeater ..............................................................3-86Manual air-conditioning....................................3-90Fully automatic air-conditioning .......................3-96

Vision / SafetyWindscreen washer / wipers..........................3-104Rear washer / wiper.......................................3-108Demister (vehicle with heater or manual A/C)...............3-110Demister, door mirror heating elements (vehicle with full auto A/C)..............................3-112Electric stowable remote control door mirrors....................................................3-114

AccessoriesSpare audio connectors .................................3-118Clock ..............................................................3-120Cigarette lighter, ashtray illumination lamp....3-121

Cont. on next page

3-2

EquipmentABS................................................................3-122ACD (vehicle without AYC) ............................3-130ACD, AYC ......................................................3-138SRS airbags, seatbelt pre-tensioners (vehicle without front passenger airbag)........3-148SRS airbags, seatbelt pre-tensioners (vehicle with front passenger airbag).............3-152

Sunroof ..........................................................3-154Ignition key reminder buzzer..........................3-157Intercooler water spray ..................................3-158Engine immobilizer system ............................3-160Security alarm................................................3-162Spare connector for fog lamp ........................3-167Generic spare connectors..............................3-168

CIRCUIT DIAGRAMS 3-3

<Notes>

CIRCUIT DIAGRAMS - J/B3-4

J/B

Powerwindowrelay

Watersprayrelay

Dummyconnector

Dummy connector

J/B side connector

Note : The connector numbers correspond to the layout diagrams,and to the instrument panel and respective circuit diagrams.

Demisterrelay

Blowerrelay

Fuelpumprelay 2

Fuelpumprelay 1

Generic fuse

CIRCUIT DIAGRAMS - J/B 3-5

Note : The triangle symbols in the J/B and relay boxes show the positions that coincide with the triangle marks engraved on the relays.

Front side Rear side

To instrument panel

Power window relay

Fuel pump relay 1

Intercooler waterspray relay

Fuel pump relay 2

Dummy connector

Dummy connector

To roof harness

To instrument panel

Blower relay

Demister relay

Generic fuses

To floor harness (RH)

CIRCUIT DIAGRAMS - J/C3-6

J/C

Note : In the actual vehicle, any of the terminals connected inside the J/Cmay be used. Therefore the terminal numbers indicated on the circuitdiagrams may not correspond to the terminal sequence in the vehicle.

• Windscreenwasher/wiper

• Turn signallights, hazardlights

• Tail lights,position lights,licence platelights, lightingmonitorwarningbuzzer

• Fog lamps• Headlights• Headlight

levellingsystem

• Rear washer /wiper

Full auto A/C

Generic spareconnector


Fog lamps

Spare audioconnector

• Demister (vehicle w/outfull auto A/C)

• Demister, door mirrorheating elements (vehiclewith full auto A/C)

• Heater• Full auto A/C• Manual A/C

Cigarette lighter, ashtray,illuminationlight

Clock

• ACD (vehiclew/out AYC)

• ACD, AYC

Head-lightlevelling system

Turn signallights, hazardlights

Inter-coolerwater spray

• ACD (vehicle w/out AYC)• ACD, AYC• Intercooler water spray• Clock• Cigarette lighter, ashtray

illumination lights• Needle meters• Turn signal lights, hazard

lights• Demister (vehicle w/out full

auto A/C) • Demister, door mirror heating

elements (vehicle with fullauto A/C)

• Tail lights, position lights,licence plate lights, lightingmonitor warning buzzer

• Generic spare connector• Fog lamps• Full auto A/C

Clock



• ACD, AYC• Engine control

• Warning lights• Needle meters

Genericfuse

J/B

( )

Genericfuse

CIRCUIT DIAGRAMS - J/C 3-7

• Windscreenwasher / wiper


• Tail lights,position lights,licence platelights, lightingmonitorwarning buzzer

• Fog lamps• Full auto A/C• Headlights• Headlight

levellingsystem

• Manual A/C• Cooling




• Fog lamps• Headlights

• Ignition keyreminderbuzzer


• Sunroof• Turn signal

lights, hazardlights


• Power windows• Fog lamps• Headlight• Rear washer /

wiper


Vehicle speedsensor

• Windscreen washer /wiper

• Electric stowableremote control doormirrors

• Cabin lights, bootcompartment lights,ignition key cylinderillumination light, doorajar indicator light

Diagnosisconnector

• ABS• ACD

(vehiclew/out AYC)

• ACD, AYC

Needle meters


J/B

Sunroof

Powerwindows • Windscreen

washer / wiper• Turn signal



• Fog lamps• Headlights• Rear washer /

wiper

Diagnosisconnector

Reversinglights

Rear washer/wiper

• Reversing lights• Rear washer /

wiper

Genericfuse( )


J/C (cont’d)



• Sunroof• Security alarm• Central door

locking• Turn signal



• Electricstowableremote controldoor mirrors

• Powerwindows

• Heater• Fog lamps

• Full auto A/C• Headlights• Manual A/C• Rear washer /

wiper• Cabin lights,

bootcompartmentlights, ignitionkey cylinderilluminationlight, door ajarindicator light

• Ignition key reminder buzzer• Intercooler water spray• Security alarm• Central door locking (vehicle

with keyless entry)• Cabin lights, boot

compartment lights, ignitionkey cylinder illumination light,door ajar indicator light

• Warning lights• Starting system

Electric stowableremote control door mirror

Headlightlevellingsystem

• ABS• ACD

(vehiclew/out AYC)

• ACD, AYC

• Clock• Turn signal

lights,hazard lights

Fog lamps

Headlightlevelling system

Fog lamps

Cigarettelighterilluminationlight

• Demister (vehiclew/out full auto A/C)

• Demister, doormirror heatingelements (vehiclewith full auto A/C)

• Heater• Full auto A/C • Manual A/C


• ACD, AYCIntercoolerwater spray

Turn signal lights,hazard lights

Needle meters

CIRCUIT DIAGRAMS - J/C 3-9

SRS airbags,seatbelt pre-tensioners

• ABS• ACD (vehicle

w/out AYC)• ACD, AYC

• Engineimmobilisersystem

• Engine control

Diagnosisconnector

Cabin lights, boot compartment lights,ignition key cylinderillumination light, doorajar indicator light

• Central door locks(vehicle with keylessentry)


• Warning lights• Needle meters

• Fog lamps• Spare

connector forfog lamps

Fog lamps

• Spareconnector forfog lamps

Clock



Electric stowableremote controldoor mirrors

Genericfuse

Genericfuse

J/B

J/B

(

(

)

)


J/C (cont’d)

Diagnosisconnector

Full autoA/C




• ACD, AYC• Engine

control• Ignition

Needle meter

• Engine control• Needle meter• Ignition

• Engine control• Full auto A/C• Manual A/C• Cooling

Engine immobiliser system


• Engine control

Enginecontrol

• Engine immobiliser system• Engine control• Full auto A/C• Manual A/C• Cooling


• ACD, AYC



• ACD (vehicle w/outAYC)

• ACD, AYC





• Security alarm• Horn

Security alarm

Horn


• Windscreenwasher /wiper

• Sunroof• Security alarm• Central door

locking


• Tail lights,position lights,licence platelights, lightingmonitorwarningbuzzer

• Electricstowableremote controldoor mirrors

• Powerwindows

• Fog lamps• Rear washer /

wiper

• Cabin lights,bootcompartmentlights, ignitionkey cylinderilluminationlight, door ajarindicator light

CIRCUIT DIAGRAMS - CENTRAL JUNCTION 3-11

CENTRAL JUNCTION

Fusible Links (relay box inside engine compartment and fuse box connected directly to battery)

Relay box in engine compartment

Fuse box connected directly to battery

Front of vehicle

Front of vehicle

CIRCUIT DIAGRAMS - CENTRALISED JUNCTIONS3-12

Generic fuses (fuse box inside J/B)


Fuse box inside J/B

CIRCUIT DIAGRAMS - CENTRAL JUNCTION3-14

Central relays (relay box inside engine compartment)

Note : The triangle symbols engraved in the J/B and relay box indicate the position which coincide with the triangle marksengraved on the relays.

Relay box inside engine compartment

Front of vehicle

Front of vehicle


Dedicated Fuses (relay box in engine compartment and fuse box installed in J/B)

-

CIRCUIT DIAGRAMS - CENTRAL JUNCTION3-16


Relay box in engine compartment

Front of vehicle

Fuse box installed in J/B

3-18 CIRCUIT DIAGRAMS - POWER DISTRIBUTION

Battery

Fusible links

Charging

Charging


• ACD, AYC

• Full auto A/C• Manual A/C • Cooling

Dedicatedfuses

• Full auto A/C• Manual A/C• Cooling

Engine control • Security alarm• Central door

locking (keylessentry)


• Full autoA/C

• Manual A/C

• Cooling

• ABS• ACD

(vehiclew/out AYC)

• ACD, AYC • Stop lights

• Heater• Full auto

A/C• Manual

A/C

POWER DISTRIBUTION

CIRCUIT DIAGRAMS - POWER DISTRIBUTION 3-19

Headlight relay LO

Headlight relay HI

Tail lightrelay


• Enginecontrol

• Ignition

• Securityalarm

• Horn

• Fog lamps• Spare

connectorfor foglamps

Headlights Headlights Headlights Headlights

Front ECU


Tail lights, positionlights, licenceplate lights,lighting monitorwarning buzzer

• ACD (vehicle w/out AYC)

• ACD, AYC• Intercooler water

spray • Spare audio

connector• Clock• Cigarette lighter,

ashtray illuminationlights

• Needle meter• Turn signal lights,

hazard lights• Tail lights, position

lights, licence platelights, lightingmonitor warningbuzzer



• Generic spareconnector

• Heater• Fog lamps• Full auto A/C • Headlight levelling

system• Manual A/C

Note :*1 : Except discharge type headlights*2 : Discharge type headlights

( ( () ) )

CIRCUIT DIAGRAMS - POWER DISTRIBUTION3-20

Power distribution (continued)

Fusible link

Dedicatedfuse

Intercoolerwater spray

Ignitionswitch

• Engine control• Starting system

Ignition• ABS• ACD (vehicle

w/out AYC)• ACD, AYC • SRS airbags,

seatbelt pre-tensioners

• Ignition keyreminder buzzer

• Intercooler waterspray

• Windscreen washer / wiper

• Warning lights• Engine control• Sunroof• Needle meters• Charging• Security alarm• Central door

locking

• Turn signal lights,hazard lights

• Tail lights, positionlights, licence platelights, lightingmonitor warningbuzzer

• Electric stowableremote controldoor mirrors

• Power windows• Generic spare

connector • Fog lamps• Headlights • Rear washer /

wiper• Cabin lights, boot

compartmentlights, ignition keycylinderillumination light,door ajar indicatorlight

• SRS airbags,seatbelt pre-tensioners

• Reversinglights


Engine control

CIRCUIT DIAGRAMS - POWER DISTRIBUTION 3-21

• ABS• ACD (vehicle w/out

AYC)• ACD, AYC • Intercooler water spray• Windscreen washer /

wiper • Turn signal lights,

hazard lights • Tail lights, position

lights, licence platelights, lighting monitorwarning buzzer

• Heater• Fog lamps• Full auto A/C• Headlights• Headlight levelling

system• Manual A/C • Cooling


w/out AYC)• ACD, AYC • Sunroof

Windscreen washer / wiper

Cigarette light,ashtrayillumination lights

Electric stowableremote controldoor mirrors


• Cabin lights,bootcompartmentlights, ignitionkey cylinderilluminationlight, door ajarindicator light

• Spare audioconnector

• Clock• Generic

spareconnector

• Cabin lights,bootcompartmentlights, ignitionkey cylinderilluminationlight, doorajar indicatorlight

CIRCUIT DIAGRAMS - POWER DISTRIBUTION3-22

Power distribution (continued)

Fusible link

Fusible link

Dedicatedfuse

Sunroof

• Sunroof• Power

windows

* Heater* Full auto A/C* Manual A/C

• ACD (vehicle w/out AYC)

• ACD, AYC • Ignition key reminder

buzzer • Windscreen washer /

wiper• Warning lights• Engine control• Spare audio connector• Clock• Sunroof• Needle meter• Security alarm• Central door locking• Turn signal lights, hazard

lights• Tail lights, position lights,

licence plate lights,lighting monitor warningbuzzer

• Electric stowable remotecontrol door mirrors

• Power windows• Generic spare connector• Fog lamps• Full auto A/C • Headlights• Headlight levelling

system• Rear washer / wiper• Cabin lights, boot

compartment lights,ignition key cylinderillumination light, doorajar indicator light

• ABS• ACD (vehicle w/out

AYC)• ACD, AYC • SRS airbags, seatbelt

pre-tensioners• Ignition key reminder

buzzer• Windscreen washer /

wiper • Engine immobiliser

system• Engine control• Sunroof• Security alarm• Central door locking• Turn signal lights,




• Power windows• Fog lamps• Full auto A/C• Headlights • Rear washer / wiper• Cabin lights, boot


( )Genericfuse

J/B

Demisterrelay

Demister, door mirrorheating elements (vehicle with full auto A/C)




• Demister, door mirrorheating elements(vehicle with full autoA/C)

CIRCUIT DIAGRAMS - STARTING 3-23

STARTING

Battery Ignition switch

Enginecontrol

Starterrelay

Clutchswitch

Starter

CIRCUIT DIAGRAMS - IGNITION3-24

IGNITION

Battery Ignition switch (IG1)

Dedicatedfuse

Ignitioncoil relay

• Engine immobilisersystem

• Engine control

CIRCUIT DIAGRAMS - IGNITION 3-25

Ignition coil relay

Ignitioncoil 1

Ignitioncoil 2

Input signals

• Crank angle sensor • Vehicle speed

sensor• Coolant temp.

sensor• Air pressure sensor• Knock sensor

• Ignition switch (ST)

• Cam position sensor

• Intake temp. sensor

Spark plugs

Engine ECU

Engine speeddetectionconnector

CIRCUIT DIAGRAMS - CHARGING3-26

CHARGING

Fusiblelink

Engine ECU

Battery

Dedicatedfuse

Combinationmeter

Ignition switch (IG1)

Brakewarning light


• Engine control• Needle meters• Turn signal lights, hazard

lights • Tail lights, position lights,

licence plate lights, lightingmonitor warning buzzer


• Generic spare connector• Fog lights• Headlights• Rear washer / wiper• Cabin lights, boot

compartment lights,ignition key cylinderillumination light, door ajarindicator light

Note:

*

Alternator

Field coilStartercoil

IC voltage regulator


<Notes>

CIRCUIT DIAGRAMS - ENGINE CONTROL SYSTEM3-28

ENGINE CONTROL SYSTEM

Battery

Dedicatedfuse

Enginecontrol relay

Engine ECU

Ignition

Powersupply

CIRCUIT DIAGRAMS - ENGINE CONTROL SYSTEM 3-29


Fuel pump relay 1

Fuel pump relay 2

Combinationmeter




• Fog lamps• Headlights• Rear washer / wiper


Engine control system (continued)

Engine control relay

Air flowsensor

EngineECU


• ACD, AYC

Air pressuresensor

Intake temp.sensor

J/C (6)(Engine control relay)

Exhaust campositionsensor

Intake campositionsensor

Throttle positionsensor

Coolant temperaturesensor

Air temperaturesensor



Oil feedcontrol valve

Crankanglesensor

Register (for injectors)

Injector Injector Injector Injector

Enginecontrol relay

Knocksensor

O2 sensor

Manifoldabsolutepressuresensor

J/C (6)(Engine control relay)



Ignition switch (ST)

Starter relay

Idle speedcontrolservo

Fuelpressuresolenoidvalve

Waste gatesolenoidvalve 1

Engine ECU

Power steering fluidpressure switch

Engine speeddetection connector




Waste gatesolenoidvalve 2

Wastegatesolenoidvalve

Secondaryair controlsolenoidvalve

Intercooler water spray



• ACD, AYC • ACD (vehicle

w/out AYC)



Engine ECU

Engine immobilisersystem

Diagnosisconnector

Diagnosisconnector

Fusible link

Vehicle speedsensor

generic fuse

J/B

( )

Front side Front side


J/B(Fuel pump relay 2)

Fuel pumprelay 3

Fuel pumpregister

Fuel pumpand fuelgauge unit(main)

• ACD, AYC• ACD (vehicle

w/out AYC)

Engine ECU

Back-uppower supply


• Needle meters• Electric stowable remote

control door mirrors• Generic spare connector• Cabin lights, boot


Note:

*

CIRCUIT DIAGRAMS - COOLING3-36

COOLING

Input signals

• A/C switch• Vehicle speed sensor• Cooling temp. sensor

Fusiblelink


Radiator fancontrol relay

Radiator fanmotor

Smoothingcircuit

Field-effecttransistor circuit

Input signalprocessor

Drive circuit

Currentdetector

Temperaturedetector

Radiator fan controller

Engine ECU

CIRCUIT DIAGRAMS - COOLING 3-37

Battery

Dedicatedfuse






• Tail lights, positionlights, licence platelights, lighting monitorwarning buzzer

• Fog lamps• Headlights• Headlight levelling

system

Condenserfan relay(LO)

Condenserfan relay(HI)

Condenserfan motor

Engine ECU

CIRCUIT DIAGRAMS - LIGHTING3-38

LIGHTINGHeadlight <excluding discharge type>

Battery

Front ECU

Dedicatedfuse

HeadlightASSY(LO : RH)

HeadlightASSY(LO : LH)

Headlight(HI : RH)

Dummy connector

Headlight(HI : LH)

Combinationmeter

Headlightrelay : LO

Headlightrelay : HI( () )

CIRCUIT DIAGRAMS - LIGHTING 3-39

Ignitionswitch (IG2)

• Intercoolerwater spray

• Heater• Full auto

A/C• Manual A/C


• ABS• ACD, AYC • ACD (vehicle w/out AYC)• SRS airbags, seatbelt pre-

tensioners• Intercooler water spray• Windscreen washer / wiper• Warning lamps• Engine control• Needle meters• Charging• Electric stowable remote


compartment lights, ignitionkey cylinder illuminationlight, door ajar indicatorlight


Genericfuse

J/B

( )

Dimmerpassingswitch

Column switch

Writingswitch( ) ( )

Powersupply


Headlight <excluding discharge type> (continued)

Fusiblelink

Genericfuse ( )

Door switch(Front : RH)

Powersupply

Front side


Column switch

Column switch

Diagnosisconnector

J/B side connector


Headlight <discharge type>

Battery

Front ECU

Dedicatedfuse

Discharge ECU Discharge ECU

Discharge light source Discharge light source


Headlightrelay : LO

Headlightrelay : HI( () )

HeadlightASSY(LO:RH)

HeadlightASSY(LO:LH)

Headlight(HI:RH)

Headlight(HI:LH) Combination

meter





• Manual A/C• Full auto A/C


Genericfuse

J/B

( )


tensioners• Intercooler water spray• Windscreen washer / wiper• Warning lights• Engine control• Needle meters• Charging• Electric stowable remote



Dimmerpassingswitch

Column switch

( ) Lightingswitch( )

Powersupply


Headlight <discharge type> (continued)

Fusiblelink

Genericfuse

J/B

( )

Door switch(front : RH)

Front side


Column switch

Column switch

Diagnosisconnector

J/B side connector


Tail light, front side light, licence plate light, lighting monitor buzzer

Battery

Front ECU

Dedicatedfuse

Headlight ASSY(position : LH)

Headlight ASSY(position : RH)

Tail lightrelay( )Note :

*1: Except discharge type headlights *2: Discharge type headlights

Rear combination light(Tail : LH)

Licence plate lights


Genericfuse

J/B

( )




• ABS• ACD, AYC • ACD (vehicle w/out AYC)• SRS airbags, seatbelt

pre-tensioners• Intercooler water spray• Windscreen washer /

wiper• Warning lights• Engine control• Needle meters• Charging • Electric stowable remote



Ignition switch (IG2) Ignition switch (IG1)

Column switch

Column ECU

Lighting switch

Combinationmeter

Rearcombinationlight (tail : RH)

( )

Powersupply


Tail light, front side light, licence plate light, lighting monitor buzzer (continued)

Fusiblelink

Genericfuse

J/B

( )


Front side

Powersupply


Column switch

Column switch

Diagnosisconnector

J/B side connector

Buzzer


Interior light, luggage compartment light, ignition lock light, door open warning light

Ignition switch (ACC)

Interior light back-up circuit

Front cabin lights

Key reminderswitch key cylinderilluminationlight

Combinationmeter

( )



Vehicle w/out keyless entry system

Vehicle with keyless entry system

Fusiblelink

Rear cabinlight (vehiclew/out sunroof)

Bootcompartment light

Keep relay

Bootcompartmentlight switch

J/B side connector

LoadvaluationcircuitPower

supply

3-52

Cabin lights, boot compartment lights, ignition key cylinder illumination light, door ajarindicator light (cont’d)

CIRCUIT DIAGRAMS - LIGHTING

Combination meter

Key reminderswitch (ON whenkey forgotten)

Door switch(front : LH)

Door switch(rear : LH)

Door switch(rear : RH)


J/B side connector

3-53CIRCUIT DIAGRAMS - LIGHTING

Buzzer

Enginecontrol

Diagnosisconnector

Front side

Vehiclespeedsensor

• ABS• ACD, AYC • ACD (vehicle

w/out AYC)• SRS airbags,

seatbelt pre-tensioners



• Warning lights• Engine control• Needle meters• Charging • Turn signal lights,


lights, licenceplate lights,lighting monitorwarning buzzer

• Fog lamps• Headlights • Rear washer /

wiper

(

(

)

)

Genericfuse

J/B

Genericfuse

J/B


Fog lamps

Battery

Dedicatedfuse

Fog lamprelay

Front ECU

Tail lightrelay

Dedicatedfuse

Tail lights, positionlights, licence platelights, lighting monitorwarning buzzer

Fog lampswitch

Fog lampsCombinationmeter

( )

3-55

• Full autoA/C

• Cooling


Powersupply



• Full autoA/C

• Cooling

Lighting switch

Column ECU Column switch


tensioners• Intercooler water spray• Windscreen washer /

wiper• Warning lights• Engine control• Needle meters• Charging• Electric stowable remote


compartment lights,ignition key cylinderillumination light, door ajarindicator light

( )

Generic fuse

Generic fuse

J/B

J/B

(

(

)

)

3-56 CIRCUIT DIAGRAMS - LIGHTING

Fog lamps (cont’d)

Fusible link

Diagnosisconnector

Front side

J/B side connector

Genericfuse

J/B

( )

Powersupply

3-57

<Notes>

CIRCUIT DIAGRAMS

3-58 CIRCUIT DIAGRAMS - LIGHTING

Headlight levelling system

Battery

Front ECU

Headlightrelay : LO

Dedicatedfuse

Headlights (discharge type)

HeadlightASSY(levelling : RH)

HeadlightASSY(levelling : LH)

Motordrivecircuit

Motordrivecircuit

Voltagecomparator

Voltagecomparator

( )

3-59CIRCUIT DIAGRAMS - LIGHTING


Fusible link

Dedicatedfuse

• Column switch• Full auto A/C

• Windscreen washer / wiper• Turn signal lights, hazard




Note : * • Intercooler water spray

• Full auto A/C

Headlightlevelling switch

Tail lights, positionlights, licence platelights, lightingmonitor warningbuzzer


Tail light relay( )

Powersupply

3-60 CIRCUIT DIAGRAMS - SIGNALS

Turn signal lights, hazard lights

SIGNALS

Battery

Dedicatedfuse

Turn signal lightrelay : LH

Turn signallight relay : RH

Side turn signal light (LH)

HeadlightASSY(turn : LH)

Rearcombinationlight (turn : LH)

Rearcombinationlight (turn : RH)

Note :*1: except discharge typeheadlights *2: discharge typeheadlights

J/B side connector

( () )

3-61

HeadlightASSY(turn : RH)

Side turnsignal light(RH)

Combinationmeter

CIRCUIT DIAGRAMS - SIGNALS


Battery

Tail lightrelay


Buzzer

Dedicatedfuse

Front ECU

Front side


Hazardswitch Note :

*1 : • Full auto A/C• Manual A/C• Cooling

*2 : • Intercooler water spray• Heater• Full auto A/C• Manual A/C

Turn signal lights, hazard lights (cont’d)

3-62

J/B

( )Genericfuse

Powersupply

3-63CIRCUIT DIAGRAMS - SIGNALS


Turn signal light switch

Column switch

Diagnosis connector

J/B side connector

Fusible link

Note :*3: • ABS• ACD, AYC • ACD (vehicle w/out AYC)• SRS airbags, seatbelt pre-

tensioners• Intercooler water spray• Windscreen washer / wiper• Warning lights

• Engine control• Needle meters• Charging• Electric stowable remote



( )

Powersupply

3-64

Reversing Lights



Reversing light switch

Rear combinationlight (reverse : LH)

Rear combinationlight (reverse : RH)

3-65

Stop Lights


Battery

Dedicatedfuse

Stop lightswitch

Rear combinationlight (stop : LH)

Rear combinationlight (stop : RH)

High-mount stop light

Dummy connector

• ABS• ACD, AYC • ACD (vehicle w/out AYC)

3-66 CIRCUIT DIAGRAMS - SIGNALS

Horn

Battery

Dedicatedfuse

Horn relay

Clock spring

Horn switchHorn (HI)Horn (LO)

3-67

<Notes>

CIRCUIT DIAGRAMS - METERS

3-68

METERS

Needle meters

CIRCUIT DIAGRAMS - METERS


Enginecontrol

• Windscreen washer / wiper• Turn signal lights, hazard




Control circuit

Vehicle speedsensor

Watertemperaturegauge unit

Fuel pump& fuel gaugeunit (main)

Fuel gaugeunit (sub)

3-69CIRCUIT DIAGRAMS - METERS

Fusible link Front ECU (tail light relay)

Combination meter

LCD / trip meter

Engine ECU

Dedicatedfuse


3-70 CIRCUIT DIAGRAMS - METERS

Fuel warning light, oil pressure warning light, brake warning light, seatbelt warning light

Ignition switch (IG1)Fusible link


• Engine control• Needle meters• Turn signal lights,




• Fog lamps• Headlights• Rear washer / wiper• Cabin lights, boot


Fuel gauge unit(sub)

Fuel pump & fuelgauge unit (main)

Control circuit

3-71CIRCUIT DIAGRAMS - METERS

Combination meter

Brake fluidlevel switch

Charging• ABS• ACD, AYC • ACD (vehicle

w/out AYC)

Engine oilpressureswitch

Parking brakeswitch

Driver’sseatbeltswitch

3-72 CIRCUIT DIAGRAMS - DOOR OPENING / CLOSING CONTROL

DOOR OPENING / CLOSING CONTROLPower Windows

Fusible link Ignition switch (IG1)

Keylessentrytransmitter

Keyless entryreceiver

Diagnosisconnector


J/B side connector

Powersupply

3-73CIRCUIT DIAGRAMS - DOOR OPENING / CLOSING CONTROL

Fusible link

Powerwindowrelay

Powerwindowsub-switch(Front : LH)

Power windowmotor (front : LH)

Front side

Hall IC Hall IC

CIRCUIT DIAGRAMS - DOOR OPENING / CLOSING CONTROL

Power windows (cont’d)

Power window motor(front : RH)

(Front : LH)

(Front :RH)

Lock switch

Power windowmain switch

Power window relay

Hall ICHall IC

3-74


Power windowsub-switch

Power windowsub-switch(rear : LH)

(Rear : RH)

(Rear : LH)

Power window relay

Power windowmotor (rear : LH)

Hall IC Hall IC


Power windows (cont’d)

Power windowmain switch

Power windowrelay

Power windowsub-switch(rear : RH)

Power windowmotor (rear : RH)

Hall ICHall IC


<Notes>

CIRCUIT DIAGRAMS - DOOR OPENING / CLOSING CONTROL

Central door locking (vehicle w/out keyless entry)

Fusible link

Diagnosisconnector

J/B side connector


Powersupply

Door lockactuator(front : RH)

3-78


Door lockactuator(front : LH)

Door lockactuator(rear : RH)

Front side

Door lockactuator(rear : LH)


Central door locking (vehicle with keyless entry)


Power supply

Diagnosisconnector

Key reminderswitch (ON whenkey forgotten)

J/B side connector

Door lockactuator (front : RH)


Keyless entrytransmitter


Door lock actuator(front : LH)

Front side

Door lock actuator(rear : LH)

Door lock actuator(rear : RH)


Central door locking (vehicle with keyless entry) (cont’d)

Battery

Dedicatedfuse


Side turn signallight (LH)

Note : *1 : Except discharge type headlights*2 : Discharge type headlights



J/B side connector

Rearcombinationlight (turn : RH)

Turn signal lightrelay : RH( () )




Combinationmeter


Central door locking (wavelength with keyless entry) (cont’d)

Front cabinlight

Rear cabin light (vehicle w/out sunroof)

J/B side connector






3-86 CIRCUIT DIAGRAMS - TEMPERATURE CONTROL

TEMPERATURE CONTROLHeater

Fusible link

Blowerrelay


Blower switch Intercoolerwater spray

Register

Blowermotor

3-87CIRCUIT DIAGRAMS - TEMPERATURE CONTROL

Front ECU (tail light relay)

Dedicatedfuse

Tail lights,position lights,licence platelights, lightingmonitor warningbuzzer

Internal / Externalair switchingdamper motor

Dummy terminals

Heatercontrolunit

Heater control panel ILL

Demister

Blowerswitch

J/B J/BGeneric fuse Generic fuse ( () )


Heater (cont’d)

BatteryHeater control unit

Dedicatedfuse

A/Ccompressorrelay

Dummyconnector

Dummyconnector

Engine ECU

Genericfuse

J/B

( )

3-89CIRCUIT DIAGRAMS

<Notes>


Manual Air-Conditioning


Blower relay

Blower switch Intercoolerwater spray

Blower motor

Register


Air thermo sensor

Register Front ECU (tail light relay)

Dedicatedfuse


Internal / External air switching dampermotor

Demister

A/C switch, internal/external air damper motor, ILL

Generic fuse Generic fuse ( () )J/B J/B


Manual Air-Conditioning (cont’d)

Fusible link Engine control relay

Radiator fancontrol relay


Smoothingcircuit



Drive circuit

Temperaturedetection

Currentdetection

Radiator fanmotor


Battery

Dedicatedfuse

Condenserfan relay (HI)

Condenserfan relay (LO)

• Windscreen washer/ wiper



• Fog lamps• Headlights• Headlight levelling

system

Engine ECU

Condenserfan motor

Generic fuse

J/C (2)( )


Manual Air-Conditioning (cont’d)

Battery Radiator fan controller

Dedicatedfuse

A/Ccompressorrelay

Dualpressureswitch

Low pressure ON � OFF : 196 kPaOFF � ON : 221 kPa

High pressure ON � OFF: 3138 kPaOFF � ON : 2550 kPa

Engine ECUMagneticclutch

Coolanttemperatureswitch

A/C compressor

J/C (2)Generic fuse ( )


<Notes>


Fully automatic air-conditioning


Blowerrelay

Blowerpulsecontroller

Back-uppower supply




Dedicatedfuse

External air temperature sensor

Demister, door mirrorheating elements

Cabin temperature sensor

Tail lights, positionlights, licenceplate lights,lighting monitorwarning buzzer


Fully automatic air-conditioning (cont’d)

Fusible link Engine control relay

Radiatorfan controlrelay


Smoothingcircuit


Drivecircuit


Temperaturedetector

Currentdetector

Radiatorfan motor


BatteryGeneric fuse

Dedicatedfuse

Condenserfan relay (HI)

Condenserfan relay (LO)



• Tail lights, positionlights, licenceplate lights,lighting monitorwarning buzzer

• Fog lamps• Headlights

Engine ECU

Condenser fan motor

J/B

( )



Air mixing doormotor &potentiometer

Heater watertemperaturesensor

Air thermo sensor

Cabin temp. sensor

External air temp.sensor

Dedicated IC

Dedicated IC

Generic fuse

Internal / External air switching dampermotor

J/B( )


Blower switching dampermotor & potentiometer

Fusible link

Front side

Diagnosis connector

Sunlight sensor

Dedicated IC



Battery

Dedicatedfuse

A/Ccompressorrelay

A/C compressor

Coolanttemperatureswitch ON � OFF: 150 ºCOFF � ON : 120 ºC

Magneticclutch

J/B Generic

fuse ( ) Radiator fancontroller

Dualpressureswitch

Low pressure ON � OFF : 196 kPaOFF � ON : 221 kPaHigh pressure ON � OFF: 3138 kPaOFF � ON : 2550 kPa

Engine ECU


<Notes>

3-104 CIRCUIT DIAGRAMS - VISION / SAFETY

VISION / SAFETYWindscreen washer / wiper

FrontECU

Windscreenwasher motor

Windscreenwasher /

wiper relay( ( () ) )

Windscreenwiper motor


Wiperspeed

switchingrelay

Wiper autostop relay

Genericfuse

Circuitbreaker

3-105CIRCUIT DIAGRAMS VISION / SAFETY


• Intercooler water spray• Heater• Full auto A/C• Manual A/C

Wind-screenwiperswitch

Wind-screenwiperswitch

( () )Column switch


J/B Generic fuse

(

(

)

)Column ECU

Variableintermittent

wiper controlswitch


tensioners• Intercooler water spray• Warning lights• Engine control• Needle meters• Charging



Windscreen washer / wiper (cont’d)

J/B Generic fuse( )

Vehicle speedsensor

J/B side connector

J/B Generic fuse ( )

Fusible link

3-107CIRCUIT DIAGRAMS - VISION / SAFETY

Columnswitch

Front side

Column switch

Diagnosis connector


Rear washer / wiper

Reversinglight switch


Rearwasher /

wiperswitch

( )Columnswitch

Powersupply

Column ECU

Rearwashermotor

Rearwasherrelay

( )

Note:*1 : • ABS• ACD, AYC • ACD (vehicle w/out

AYC)• SRS airbags, seatbelt

pre-tensioners • Intercooler water spray• Windscreen washer/

wiper• Warning light

• Engine control• Needle meters• Charging• Electric stowable

remote •control doormirrors



*2 : • Windscreen

washer / wiper• Turn signal


• Tail lights,position lights,licence platelights, lightingmonitor warningbuzzer

• Fog lamps• Headlights• Headlight

levellingsystem



(Rear wiper relay)

Rear wipermotor

Reversing light switch

J/B side connector

Column switch

Front side

Fusible link

Diagnosisconnector


Demister (vehicle with heater or manual air-conditioning)

Front ECU(tail light relay) Ignition switch (IG2)

Fusible link

Dedicatedfuse


Heatercontrol unit

Demister, ILL

Demister

Demisterrelay


<Notes>


Demister, door mirror heating elements (vehicle with fully automatic A/C)

Front ECU (tail light relay) Ignition switch (IG2) Fusible link

Dedicatedfuse

Tail lights,positionlights,licenceplate lights,lightingmonitorwarningbuzzer

Tail lights,positionlights,licenceplate lights,lightingmonitorwarningbuzzer

Demisterrelay

Demister


Remotecontroldoor mirror(LH)

Heatingelement

Heatingelement

Remotecontrol doormirror (RH)


Electric stowable remote control door mirrors

Door mirrorreturn relay( () )

Return / Stow motor

Fusible link Ignition switch (IG1) Ignition switch (ACC)

Door mirrorstow relay

Powersupply

Up/downmotor

Left/rightmotor

Remote controldoor mirror(LH)


Remote controlmirror switch

Stow orreturn

Remote controldoor mirror (RH)

Return / stow motorUp/downmotor

Left/rightmotor

J/B side connector

Left/rightswitch

up down left right


Enginecontrol

Electric stowable remote control door mirrors (cont.)

Vehicle speedsensor

J/B generic

fuse ( )

• ABS• ACD, AYC • ACD (vehicle w/out AYC)• SRS airbags, seatbelt pre-tensioners• Intercooler water spray• Windscreen washer / wiper• Warning lights• Engine control• Needle meters• Charging• Turn signal lights, hazard lights• Tail lights, position lights, licence plate lights,

lighting monitor warning buzzer• Fog lamps• Headlights• Rear washer / wiper


Front side



J/B generic

fuse ( )

Diagnosisconnector

J/B side connector

3-118 CIRCUIT DIAGRAMS - ACCESSORIES

ACCESSORIES

Spare audio connectors

Roof antenna

Antenna amp

Antennafeeder wire

Vehicle with 6-speaker system

Tweeter (LH) Tweeter (RH) Front door speaker (LH) Front door speaker (RH)

Dedicatedfuse




3-119CIRCUIT DIAGRAMS - ACCESSORIES

Ignition switch (ACC)Fusiblelink


Rear speakers

3-120 CIRCUIT DIAGRAMS - ACCESSORIES

Clock

Ignition switch (ACC)Fusiblelink


Dedicatedfuse

Clock



3-121CIRCUIT DIAGRAMS - ACCESSORIES

Cigarette lighter, ashtray illumination lights

Cigarettelighter





Dedicatedfuse

AshtrayilluminationlightD-23

CigaretteilluminationlightD-22

3-122 CIRCUIT DIAGRAMS - EQUIPMENT

Equipment

ABS

Fusiblelink Ignition switch (IG2) Ignition switch (IG1) Battery

Dedicatedfuse

Combinationmeter

Stop lightswitch

Stop light

Solenoid valvepower supply

Motor powersupply

Powersupply

3-123CIRCUIT DIAGRAMS - EQUIPMENT

Note : *• Windscreen washer / wiper• Engine control• Needle gauges• Turn signal lights, hazard lights• Tail lights, position lights, licence

plate lights, lighting monitorwarning buzzer

• Electric stowable remote controldoor mirrors

• Generic spare connector• Fog lamps• Headlights• Rear washer / wiper• Cabin lights, boot compartment

lights, ignition key cylinderillumination light, door ajarindicator light

Motor Solenoid valves

Hydraulic unit

Motor powersupply


ABS (cont’d)

ACD, AYC ACD(vehicle w/out AYC)


Front / rear Gsensor

Lateral Gsensor

ACD, AYC ACD(vehicle w/out AYC)


ABS (cont’d)

Brake warning light

Parking brakeswitch


ABS (cont’d)



Steer sensor


(Front : LH) (Front : RH) (Rear : LH) (Rear : RH)

ABS sensors


ABS (cont’d)

Fusiblelink

Diagnosisconnector

Front side


<Notes>


ACD (vehicle without AYC)

Enginecontrol

Back-uppower supply

Fusiblelink Ignition switch (IG2) Battery

Dedicatedfuse

Powersupply

Stop lightswitch

Stop light



Brake warning light

Parking brakeswitch

Front / rearG sensor

Lateral Gsensor


ACD (vehicle not fitted with AYC) (cont’d)

Front ECU(tail light relay)

Dedicatedfuse



ACD modeswitch

Drive circuit



• Engine control• Needle gauges• Turn signal lights,

hazard lights• Tail lights, position lights,

licence plate lights,lighting monitor warningbuzzer


• Generic spare connector• Fog lamps• Headlights• Rear washer / wiper• Cabin lights, boot


Combinationmeter



Engine ECU


ACD (vehicle without AYC) (cont’d)

Fusiblelink

Electricpump

Hydraulicunit ASSY

Electric pumprelay

Pressuresensor

Hydraulic unit ASSY

Proportionalvalve (forACD)



ABS sensors


ACD (vehicle without AYC) (cont’d)


Steer sensor

Front side



Diagnosis connector

Fusiblelink


Enginecontrol

Back-uppower supply

Fusiblelink Ignition switch (IG2) Battery

Dedicatedfuse

Stop light switch

Stop light

Powersupply



Front / rearG sensor

Lateral Gsensor


ACD, AYC (cont’d)

Dedicatedfuse

Front ECU(tail light relay)

Tail lights,position lights,licence platelights, lightingmonitorwarningbuzzer

Tail lights,position lights,licence platelights, lightingmonitorwarningbuzzer

ACD modeswitch



• Engine control• Needle gauges• Turn signal lights,





• Fog lamps• Headlights• Rear washer / wiper• Cabin lights, boot


Combinationmeter



Engine ECU


ACD, AYC (cont’d)

Brakewarninglight

Parking brakeswitch



ABS sensors


ACD, AYC (cont’d)

Fusiblelink

Electricpump

Hydraulicunit ASSY

Electric pumprelay

Hydraulic unit ASSY

Pressuresensor


Proportionalvalve (forACD)

Proportionalvalve (forAYC)

Directionalvalve (left)

Directionalvalve (right)

Hydraulic unitASSY


ACD, AYC (cont’d)




Steer sensor

Front side


Diagnosisconnector

Fusiblelink


SRS airbags, seatbelt pre-tensioners (vehicle without front passenger airbag)

Note :* : Connector inserted : ON

: Connector detached : OFF

Back-upcondenser


DC-DCconverter

Powersupply circuit

Front airbaganalogue G sensor

Squib drive circuit

Connector lockswitch*

Clockspring

Driver’s airbagmodule (squib)

Connectorlock switch*

Connectorlock switch*

Combination meter

• Windscreen washer / wiper• Engine control• Needle gauges• Turn signal lights, hazard



• Electric stowable remote control doormirrors

• Fog lamps• Headlights• Rear washer / wiper• Cabin lights, boot compartment lights,

ignition key cylinder illumination light,door ajar indicator light


Microcomputer

Seatbelt pre-tensioner (RH)

Warning lightdrive circuit

Squib drivecircuit

Connector lockswitch *

Connectorlock switch *


Connector lock switch *

Connector lockdetection circuit

Squib drivecircuit



Seatbelt pre-tensioner (LH)


SRS airbags, seatbelt pre-tensioners (vehicle without front passenger’s airbag) (cont’d)

Microcomputer

Interface circuitMUT interface

circuit

Front impact sensor (LH) Front impact sensor (RH)

Front side

Diagnosis connector

Fusiblelink


<Notes>


SRS airbags, seatbelt pre-tensioners (vehicle with front passenger airbag)

Note :* : Connector inserted : ON

: Connector detached : OFF

Fusiblelink

Back-upcondenser

MUT interfacecircuit

Diagnosisconnector


DC-DCconverter


Powercircuit


Squib drivecircuit


Clockspring

Frontpassenger’sairbag module(squib)



Combination meter

• Windscreen washer / wiper• Engine control• Needle meters• Turn signal lights, hazard




• Fog lamps• Headlights• Rear washer / wiper• Cabin lights, boot compartment



Microcomputer

Front passenger’s airbagmodule (squib)

Warning lampdrive circuit

Connector lockdetection circuit

Connector lock switch *


Squib drivecircuit

Squib drivecircuit

Squib drivecircuit







Seatbelt pre-tensioner (RH)

Seatbelt pre-tensioner (LH)

Front side


Sunroofs

Sunroof motorASSY

Fusiblelink

Dedicatedfuse


Control circuit

hall IC hall IC


Sunroofswitch


Sunroof (cont’d)



Ignition switch (IG1)Fusiblelink

Sunroofmotor ASSY


Diagnosisconnector

J/B side connector

Powersupply


Ignition key reminder buzzer

Fusiblelink Ignition switch (IG1)

Diagnosisconnector

Buzzer

Key reminderswitch (ON ifkey forgotten)


Front side

J/B side connector


Intercooler water spray

Ignition switch (IG2) Ignition switch (IG1)

Dedicatedfuse


Intercoolerwater spraymotor

Engine ECU

Combinationmeter

• ABS• Windscreen washer / wiper• Tail lights, position lights,


• Heater• Fog lamps• Full auto A/C• Headlights• Manual A/C • Cooling

• Windscreen washer / wiper• Engine control• Charging• Turn signal lights, hazard lights• Tail lights, position lights, licence

plate lights, lighting monitorwarning buzzer


• Fog lamps• Headlights• Rear washer / wiper• Cabin lights, boot compartment



Input signals

• Air flow sensor• Vehicle speed sensor• Coolant temperature sensor• Throttle position sensor

Engine ECU


Dedicated fuse





Engine Immobiliser System

Front side

Battery

Dedicated fuse

• Engine control• Ignition

Enginecontrolrelay

Engine control

Powersupply

EngineECU


High-frequencycircuit

Ignition key ringantenna

Immobiliser ECU

Diagnosisconnector

Tran

spon

der

Engine ECUFusiblelink

Diagnosisconnector


Security Alarm

Diagnosisconnector

Fusiblelink Ignition switch (IG1)

Powersupply

Key reminderswitch (ON ifkey forgotten)

Front side








J/B side connector


Security Alarm (cont’d)

Dedicatedfuse

Battery


Turn signal lightrelay : RH( () )

Side turn signallight (LH)



Rear combinationlight (turn : RH)

J/B side connector


Horn relay

Buzzer



Combinationmeter


Horn (LO) Horn (HI)

Battery

Horn relay

Security Alarm (cont’d)

Dedicatedfuse


Spare connector for fog lamps

Battery

Dedicatedfuse

Spare connector forfog lamps

Combinationmeter

Spare connector forfog lamp relay

Spare connectorfor fog lamp

switch

Front ECU


Generic spare connector

Vehiclespeedsensor

Ignition switch (IG1) Ignition switch (ACC)Fusiblelink


Dedicatedfuse


Enginecontrol

Note *1 : • ABS• ACD, AYC• ACD (vehicle w/out AYC) • SRS airbags, seatbelt pre-tensioners • Intercooler water spray• Windscreen washer / wiper• Warning lights• Engine control• Needle meters• Charging• Turn signal lights, hazard lights• Tail lights, position lights, licence plate

lights, lighting monitor warning buzzer• Fog lamps• Headlights• Rear washer / wiper

*2 : Tail lights, position lights, licence platelights, lighting monitor warning buzzer

Documents

SECTION 3 CIRCUIT DIAGRAMS - EvoEcu Manual/Publication/Wiring/Wiring... · SECTION 3 CIRCUIT DIAGRAMS ... relay Water spray relay Dummy connector ... Front ECU Headlight levelling