Mitsubishi Grandis. Manual - part 421

J/B

CIRCUIT DIAGRAMS

90-5

AC309594

Front side

C-201

C-216

C-218

C-214

C-215

C-213

C-211

C-212

C-205

C-204

C-202

C-203

Fuel pump
relay (1)

Fuel pump
relay (2)

Rear
blower
relay

Heated
seat relay

No
connection

To roof wiring
harness

To floor wiring
harness

Rear
window
defogger
relay

Front
blower
relay

To instrument panel
wiring harness

To instrument panel
wiring harness

Power
window
relay

ETACS-ECU

C-219

AB

Rear side

C-217

C-209

C-208

1

2

3

4

Fuses
(No.1 to 20)

1

2

3

4

1

2

3

4

1

2

3

4

1

2

3

4

Rear fog
lamp relay

1

7

13

2

8

14

3

9

15

4

10

16

5

11

17

6

12

20

19

18

C-210

<LHD>

J/B

CIRCUIT DIAGRAMS

90-6

NOTE: 

.

•

The triangle mark on the relay housing should face that on the J/B .

AC310640

Front side

C-213

C-211

C-212

C-225

C-208

C-214

C-201

Fuel pump
relay (1)

Fuel pump
relay (2)

Rear fog
lamp relay

Power
window
relay

No
connection

To roof wiring
harness

To floor wiring
harness

Rear window
defogger relay

Front blower
relay

To instrument panel
wiring harness

To instrument panel
wiring harness

Rear blower
relay

ETACS-ECU

C-219

AB

Rear side

C-217

C-209

C-210

Fuses
(No.1 to 20)

1

7

13

2

8

14

3

9

15

4

10

16

5

11

17

6

12

20

19

18

2

4

1

3

2

4

1

3

2

4

1

3

2

4

1

3

2

4

1

3

C-202

C-218

C-204

C-203

C-205

C-216

No
connection

<RHD>

J/C <LHD>

CIRCUIT DIAGRAMS

90-7

J/C <LHD>

M1901014200878

J/C

(CAN 2)

·CAN
·EBD, ABS AND ASC
·EBD AND ABS
 <WITHOUT ASC>

J/C

(CAN 2)

·CAN
·EBD, ABS AND ASC
·EBD AND ABS
 <WITHOUT ASC>

·AUTO-CRUISE
 CONTROL SYSTEM
·CAN
·CENTRE DISPLAY
·DUAL AUTOMATIC AIR
 CONDITIONER
·EBD, ABS AND ASC
·ENGINE CONTROL
 SYSTEM
·IMMOBILIZER SYSTEM
·INVECS-II 4A/T
·METER AND GAUGE
·PTC HEATER
·REAR WIPER AND
 WASHER
·SINGLE AUTOMATIC AIR
 CONDITIONER

NOTE: IN ACTUAL VEHICLES,  ANY OF THE TERMINALS CONNECTED IN J/C
ARE USED. THE TERMINAL ARRANGEMENT DESCRIBED IN THE CIRCUIT
DIAGRAM MAY NOT BE IDENTICAL TO THOSE OF THE VEHICLES.

·CAN
·EBD, ABS
 AND ASC

·CAN
·SRS

·CAN
·EBD, ABS
 AND ASC

·CAN
·SRS

J/C (CAN 1)

J/C (CAN 1)

·CAN
·CENTRE DISPLAY
·CENTRAL DOOR
 LOCKING SYSTEM
·DOOR AJAR
 WARNING BUZZER
·ELECTRIC
 RETRACTABLE REMOTE
 CONTROLLED MIRROR
·FRONT FOG LAMP
·HEADLAMP
·HEADLAMP WASHER
·METER AND GAUGE
·POWER WINDOWS
·REAR FOG LAMP
·REAR WIPER
 AND WASHER

·ROOM LAMP, REAR
 PERSONAL LAMP AND
 IGNITION KEY CYLINDER
 ILLUMINATION LAMP
·SEAT BELT
 WARNING BUZZER 
·SUNROOF
·TAIL LAMP, POSITION
 LAMP, LICENCE PLATE
 LAMP AND LIGHTING
 MONITOR BUZZER
·TURN-SIGNAL LAMP
 AND HAZARD
 WARNING LAMP
·WINDSHIELD WIPER
 AND WASHER

·AUTO-CRUISE
 CONTROL SYSTEM
·CAN
·CENTRE DISPLAY
·CHARGING SYSTEM
·DOOR AJAR
 WARNING BUZZER
·EBD, ABS AND ASC
·EBD AND ABS
 <WITHOUT ASC>
·ELECTRIC
 RETRACTABLE REMOTE
 CONTROLLED MIRROR
·ENGINE CONTROL
 SYSTEM
·FRONT FOG LAMP
·HEADLAMP 
·INVECS-II 4A/T

·METER AND GAUGE
·REAR FOG LAMP
·ROOM LAMP, REAR
 PERSONAL LAMP AND
 IGNITION KEY CYLINDER
 ILLUMINATION LAMP
·SEAT BELT
 WARNING BUZER 
·SRS
·TAIL LAMP, POSITION
 LAMP, LICENCE PLATE
 LAMP AND LIGHTING
 MONITOR BUZZER
·TURN-SIGNAL LAMP
 AND HAZARD
 WARNING LAMP
·WINDSHIELD WIPER
 AND WASHER

·AUTO-CRUISE
 CONTROL SYSTEM
·CAN
·CENTRE DISPLAY
·DUAL AUTOMATIC
 AIR CONDITIONER
·SINGLE AUTOMATIC
 AIR CONDITIONER

·AUTO-CRUISE
 CONTROL SYSTEM
·CAN
·CENTRE DISPLAY
·DUAL AUTOMATIC
 AIR CONDITIONER
·SINGLE AUTOMATIC
 AIR CONDITIONER

·CAN
·CENTRE DISPLAY
·DUAL AUTOMATIC
 AIR CONDITIONER
·ENGINE CONTROL
 SYSTEM
·PTC HEATER
·SINGLE AUTOMATIC
 AIR CONDITIONER

·SINGLE AUTOMATIC
 AIR CONDITIONER
·SRS
·SUNROOF
·TAIL LAMP,
 POSITION
 LAMP, LICENCE
 PLATE LAMP
 AND LIGHTING
 MONITOR BUZZER
·TURN-SIGNAL LAMP
 AND HAZARD
 WARNING LAMP
·WINDSHIELD
 WIPER AND WASHER

·HEADLAMP WASHER
·IMMOBILIZER SYSTEM
·INVECS-II 4A/T
·METER AND GAUGE
·POWER WINDOWS
·PTC HEATER
·REAR FOG LAMP
·REAR WIPER
 AND WASHER
·ROOM LAMP, REAR
 PERSONAL LAMP AND
 IGNITION KEY
 CYLINDER
 ILLUMINATION LAMP 
·SEAT BELT
 WARNING BUZZER 

·AUTO-CRUISE
 CONTROL SYSTEM
·CAN
·CENTRE DISPLAY
·CENTRAL DOOR
 LOCKING SYSTEM
·CHARGING SYSTEM
·DOOR AJAR WARNING BUZZER
·DUAL AUTOMATIC
 AIR CONDITIONER
·EBD, ABS AND ASC
·EBD AND ABS
 <WITHOUT ASC>
·ENGINE CONTROL SYSTEM 
·FRONT FOG LAMP
·HEADLAMP

J/C <LHD>

CIRCUIT DIAGRAMS

90-8

J/C <LHD> (CONTINUED)

J/C <LHD> (CONTINUED)

·CAN 
·CENTRE DISPLAY 
·ENGINE CONTROL
 SYSTEM 
·INVECS-II 4A/T

ENGINE 
CONTROL 
SYSTEM

·ENGINE CONTROL
 SYSTEM 
·INVECS-II 4A/T

ENGINE CONTROL 
SYSTEM

COOLING 
SYSTEM

ENGINE 
CONTROL 
SYSTEM

ENGINE 
CONTROL 
RELAY

(FUSE     )

9

·ENGINE
 CONTROL
 SYSTEM 
·INVECS-II 4A/T

ENGINE 
CONTROL 
SYSTEM

·AUTO-CRUISE
 CONTROL SYSTEM 
·ENGINE CONTROL
 SYSTEM 
·INVECS-II 4A/T

ENGINE-ECU <M/T> 
OR ENGINE- 
A/T-ECU <A/T> 
(EARTH)

ENGINE 
CONTROL 
SYSTEM

·AUTO-CRUISE
 CONTROL
 SYSTEM
 <M/T>
·ENGINE
 CONTROL
 SYSTEM
 <M/T>

IMMOBILIZER 
SYSTEM

ENGINE 
CONTROL 
RELAY

(FUSE     )

9

J/B

(FUSE     )

3

·BACK-UP LAMP 
·INVECS-II 4A/T 
·REAR WIPER
 AND WASHER

ENGINE 
CONTROL 
SYSTEM

ENGINE-ECU <M/T> 
OR ENGINE- 
A/T-ECU <A/T> 
(EARTH)

INVECS-II 
4A/T

·AUTO-CRUISE
 CONTROL
 SYSTEM <A/T> 
·ENGINE
 CONTROL
 SYSTEM <A/T> 
·INVECS-II 4A/T

·AUTO-CRUISE
 CONTROL
 SYSTEM
·ENGINE
 CONTROL
 SYSTEM

INVECS-II 
4A/T

·FRONT FOG LAMP
·REAR FOG LAMP

HEADLAMP 
LEVELING 
SYSTEM

EBD, ABS 
AND ASC

·AUTO-CRUISE
 CONTROL
 SYSTEM
·FRONT FOG
 LAMP
·INVECS-II 4A/T
·METER AND
 GAUGE
·TAIL LAMP,
 POSITION
 LAMP, LICENCE
 PLATE LAMP
 AND LIGHTING
 MONITOR
 BUZZER

GLOVE 
BOX 
LAMP

·INVECS-II 4A/T
·PTC HEATER
·TURN-SIGNAL
 LAMP
 AND HAZARD
 WARNING
 LAMP

·CIGARETTE
 LIGHTER AND
 ASHTRAY
 ILLUMINATION
 LAMP
·DUAL
 AUTOMATIC
 AIR CONDITIONER
·SINGLE
 AUTOMATIC
 AIR CONDITIONER

SRS

·FRONT FOG LAMP
·REAR FOG LAMP

HEADLAMP 
LEVELING 
SYSTEM

EBD, ABS 
AND ASC

·DUAL AUTOMATIC
 AIR CONDITIONER
·SINGLE
 AUTOMATIC
 AIR CONDITIONER

AUDIO 
SYSTEM

TURN-SIGNAL 
LAMP AND HAZARD 
WARNING LAMP

·INVECS-II 4A/T
·PTC HEATETR

·CIGARETTE
 LIGHTER AND
 ASHTRAY
 ILLUMINATION
 LAMP
·DUAL
 AUTOMATIC
 AIR CONDITIONER
·SINGLE
 AUTOMATIC
 AIR CONDITIONER

·CIGARETTE
 LIGHTER AND
 ASHTRAY
 ILLUMINATION
 LAMP
·HEATED SEAT

COMBINATION 
METER

RELAY 
BOX

20

(FUSE     )

J/B

(FUSE     )

5

·SINGLE AUTOMATIC
 AIR CONDITIONER

·DUAL AUTOMATIC
 AIR CONDITIONER

·SINGLE AUTOMATIC
 AIR CONDITIONER

·DUAL AUTOMATIC
 AIR CONDITIONER

·SINGLE AUTOMATIC
 AIR CONDITIONER

·DUAL AUTOMATIC
 AIR CONDITIONER

·REAR WINDOW
 DEFOGGER

·CAN 
·CENTRE DISPLAY

·HEATED DOOR
 MIRROR

CENTRE 
DISPLAY

·ENGINE
 CONTROL
 SYSTEM 
·PTC
 HEATER

HEATED 
SEAT

·SPARE CONNECTOR
 (FOR NAVIGATION
 SYSTEM)

DOOR LAMP AND 
LUGGAGE 
COMPARTMENT LAMP

·CAN
·SRS

SRS

METER 
AND 
GAUGE

(FUSE     )

3

J/B

J/B

(FUSE     )

11

ELECTRIC
RETRACTABLE
REMOTE
CONTROLLED 
MIRROR

ELECTRIC
RETRACTABLE
REMOTE
CONTROLLED 
MIRROR

·FRONT FOG LAMP

·WINDSHIELD WIPER
 AND WASHER

·HEADLAMP
·HEADLAMP
 WASHER
·POWER WINDOWS
·REAR FOG LAMP

·TAIL LAMP, POSITION LAMP,
 LICENCE PLATE LAMP AND
 LIGHTING MONITOR BUZZER

·SUNROOF

·FRONT FOG LAMP
·HEADLAMP
·HEADLAMP WASHER
·REAR FOG LAMP
·REAR WIPER AND WASHER
·TAIL LAMP, POSITION LAMP,
 LICENCE PLATE LAMP AND
 LIGHTING MONITOR BUZZER
·TURN-SIGNAL LAMP AND
 HAZARD WARNING LAMP
·WINDSHIELD WIPER
 AND WASHER

·FRONT FOG LAMP

·WINDSHIELD WIPER
 AND WASHER

·HEADLAMP
·HEADLAMP WASHER

·REAR FOG LAMP
·REAR WIPER
 AND WASHER

·TAIL LAMP,
 POSITION LAMP,
 LICENCE PLATE
 LAMP AND LIGHTING
 MONITOR BUZZER
·TURN-SIGNAL LAMP
 AND HAZARD
 WARNING LAMP

·SUNROOF

·ELECTRIC
 RETRACTABLE
 REMOTE CONTROLLED
 MIRROR

·POWER WINDOWS

J/B

(FUSE     )

2

PTC HEATER

·CAN
·EBD, ABS AND ASC
·EBD AND ABS
 <WITHOUT ASC>
·SPARE CONNECTOR
 (FOR TRAILER)

·SINGLE AUTOMATIC
 AIR CONDITIONER

·DUAL AUTOMATIC
 AIR CONDITIONER

DUAL AUTOMATIC 
AIR CONDITIONER

·SINGLE AUTOMATIC
 AIR CONDITIONER

·DUAL AUTOMATIC
 AIR CONDITIONER

·CAN 
·CENTRE DISPLAY 
·FUEL WARNING LAMP,
 BRAKE WARNING LAMP,
 OIL PRESSURE WARNING
 LAMP AND ENGINE OIL
 LEVEL WARNING LAMP

·FRONT FOG LAMP 
·HEADLAMP 
·HEADLAMP WASHER 
·REAR FOG LAMP 
·REAR WIPER AND WASHER 
·TAIL LAMP, POSITION
 LAMP, LICENCE PLATE
 LAMP AND LIGHTING
 MONITOR BUZZER 
·TURN-SIGNAL LAMP AND
 HAZARD WARNING LAMP 
·WINDSHIELD
 WIPER AND WASHER

·CAN
·EBD, ABS
 AND ASC

FUEL WARNING LAMP, 
BRAKE WARNING LAMP, 
OIL PRESSURE WARNING 
LAMP AND ENGINE OIL 
LEVEL WARNING LAMP

J/B

(FUSE     )

5

·FRONT FOG LAMP 
·HEADLAMP 
·REAR FOG LAMP 
·TAIL LAMP, POSITION
 LAMP, LICENCE PLATE
 LAMP AND LIGHTING
 MONITOR BUZZER 
·WINDSHIELD
 WIPER AND WASHER

PTC 
HEATER

·EBD, ABS AND ASC 
·EBD AND ABS
 <WITHOUT ASC>

·AUTO-CRUISE
 CONTROL
 SYSTEM 
·INVECS-II 4A/T

STOP 
LAMP

·AUTO-CRUISE
 CONTROL SYSTEM
·EBD, ABS AND ASC 
·EBD AND ABS
 <WITHOUT ASC> 
·INVECS-II 4A/T 
·STOP LAMP

ELECTRIC 
RETRACTABLE REMOTE 
CONTROLLED MIRROR

·CENTRAL DOOR
 LOCKING SYSTEM 
·DOOR AJAR
 WARNING BUZZER 
·DOOR LAMP AND
 LUGGAGE 

COMPARTMENT

 LAMP 
·ELECTRIC RETRACTABLE
 REMOTE CONTROLLED
 MIRROR 
·FRONT FOG LAMP 
·HEADLAMP 
·HEADLAMP WASHER 
·POWER WINDOWS 
·REAR FOG LAMP 
·REAR WIPER AND
 WASHER 
·ROOM LAMP, REAR
 PERSONAL LAMP AND
 IGNITION KEY CYLINDER
 ILLUMINATION LAMP
 <WITH KEYLESS
 ENTRY SYSTEM>
·TAIL LAMP, POSITION
 LAMP, LICENCE PLATE
 LAMP AND LIGHTING
 MONITOR BUZZER 
·TURN-SIGNAL LAMP AND
 HAZARD WARNING LAMP 
·WINDSHIELD
 WIPER AND WASHER

AUTO-CRUISE 
CONTROL 
SYSTEM <M/T>

RELAY 
BOX
(FUSE     )

23

AUDIO 
SYSTEM

·CAN 
·CENTRE DISPLAY 
·DUAL AUTOMATIC
 AIR CONDITIONER 
·SINGLE AUTOMATIC
 AIR CONDITIONER

·DOOR AJAR
 WARNING
 BUZZER 
·ELECTRIC
 RETRACTABLE
 REMOTE
 CONTROLLED
 MIRROR 
·ROOM LAMP,
 REAR PERSONAL
 LAMP AND
 IGNITION KEY
 CYLINDER
 ILLUMINATION
 LAMP

 <WITH KEYLESS
 ENTRY SYSTEM>

·CAN 
·CENTRE DISPLAY 
·DOOR AJAR
 WARNING BUZZER 
·FRONT FOG LAMP 
·FUEL WARNING
 LAMP, BRAKE
 WARNING LAMP, OIL
 PRESSURE WARNING
 LAMP AND ENGINE
 OIL LEVEL
 WARNING LAMP 
·HEADLAMP 
·METER AND GAUGE 
·REAR FOG LAMP

·ROOM LAMP,
 REAR PERSONAL
 LAMP AND IGNITION
 KEY CYLINDER
 ILLUMINATION
 LAMP 
·SEAT BELT
 WARNING BUZZER 
·SRS 
·TAIL LAMP, POSITION
 LAMP, LICENCE PLATE
 LAMP AND LIGHTING
 MONITOR BUZZER 
·TURN-SIGNAL
 LAMP AND HAZARD
 WARNING LAMP

·FRONT FOG LAMP 
·HEADLAMP 
·HEADLAMP WASHER 
·REAR FOG LAMP 
·REAR WIPER AND WASHER 
·TAIL LAMP,
 POSITION LAMP,
 LICENCE PLATE
 LAMP AND LIGHTING
 MONITOR BUZZER 
·TURN-SIGNAL
 LAMP AND HAZARD
 WARNING LAMP 
·WINDSHIELD
 WIPER AND WASHER

·CAN 
·CENTRE DISPLAY 
·DUAL AUTOMATIC
 AIR CONDITIONER 
·SINGLE AUTOMATIC
 AIR CONDITIONER

RELAY BOX
(FUSE     )

22

HEATED SEAT

·AUDIO
 SYSTEM 
·SPARE
 CONNECTOR
 (FOR
 NAVIGATION
 SYSTEM)