SECTION 3 CIRCUIT DIAGRAMS - EvoEcu Manual/Publication/Wiring/Wiring... · SECTION 3 CIRCUIT...

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

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

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

To roof harness

To instrument panel

Blower relay

Demister relay

Generic fuses

To floor harness (RH)

CIRCUIT DIAGRAMS - J/C3-6

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

• 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

• ACD, AYC• Engine control

• Warning lights• Needle meters

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 /

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

Sunroof

Powerwindows • Windscreen

washer / wiper• Turn signal

• Fog lamps• Headlights• Rear washer /

Diagnosisconnector

Reversinglights

Rear washer/wiper

• Reversing lights• Rear washer /

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

Electric stowableremote controldoor mirrors

Genericfuse

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

• Windscreenwasher /wiper

• Sunroof• Security alarm• Central door

locking

• Tail lights,position lights,licence platelights, lightingmonitorwarningbuzzer

• Electricstowableremote controldoor mirrors

• Powerwindows

• Fog lamps• Rear washer /

• 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

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

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

• 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

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

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

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

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

Fusible link

Vehicle speedsensor

generic fuse

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

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

Dimmerpassingswitch

Column switch

Writingswitch( ) ( )

Powersupply

Headlight <excluding discharge type> (continued)

Fusiblelink

Genericfuse ( )

Door switch(Front : RH)

Powersupply

Front side

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

• Manual A/C• Full auto A/C

Genericfuse

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

Door switch(front : RH)

Front side

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

• 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

Front side

Powersupply

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

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 /

Genericfuse

Fog lamps

Battery

Dedicatedfuse

Fog lamprelay

Front ECU

Tail lightrelay

Dedicatedfuse

Tail lights, positionlights, licence platelights, lighting monitorwarning buzzer

Fog lampswitch

Fog lampsCombinationmeter

• 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

3-56 CIRCUIT DIAGRAMS - LIGHTING

Fog lamps (cont’d)

Fusible link

Diagnosisconnector

Front side

J/B side connector

Genericfuse

Powersupply

<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

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

( () )

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)

( )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

Reversing Lights

Reversing light switch

Rear combinationlight (reverse : LH)

Rear combinationlight (reverse : RH)

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

Battery

Dedicatedfuse

Horn relay

Clock spring

Horn switchHorn (HI)Horn (LO)

<Notes>

CIRCUIT DIAGRAMS - METERS

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

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)

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

Engine ECU

Genericfuse

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

Air mixing doormotor &potentiometer

Heater watertemperaturesensor

Air thermo sensor

Cabin temp. sensor

External air temp.sensor

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

( () )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

Demisterrelay

Demister

Remotecontroldoor mirror(LH)

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

Ignition switch (ACC)Fusiblelink

Dedicatedfuse

3-121CIRCUIT DIAGRAMS - ACCESSORIES

Cigarette lighter, ashtray illumination lights

Cigarettelighter

Dedicatedfuse

AshtrayilluminationlightD-23

CigaretteilluminationlightD-22

3-122 CIRCUIT DIAGRAMS - EQUIPMENT

Equipment

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

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*

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

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

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

SECTION 3 CIRCUIT DIAGRAMS - EvoEcu Manual/Publication/Wiring/Wiring... · SECTION 3 CIRCUIT...

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