Mitsubishi Grandis. Manual — part 426

ENGINE CONTROL SYSTEM <M/T (LHD)>

CIRCUIT DIAGRAMS

90-25

ENGINE CONTROL SYSTEM <M/T (LHD)>

M1901000801977

FUSIBLE
LINK

26

IGNITION
SWITCH (ST)

ENGINE
CONTROL
RELAY

STARTING
SYSTEM

RELAY
BOX

BATTERY
BACK-UP

ENGINE-
ECU

POWER
SOURCE

Wire colour code
B : Black LG : Light green G : Green L : Blue W : White Y : Yellow SB : Sky blue
BR : Brown O : Orange GR : Gray R : Red P : Pink V : Violet

THROTTLE
VALVE
CONTROL
SERVO
RELAY

ELECTRONIC-CONTROLLED
THROTTLE VALVE

THROTTLE
VALVE
CONTROL
SERVO

THROTTLE
POSITION SENSOR

HALL IC

HALL IC

ENGINE CONTROL SYSTEM <M/T (LHD)>

CIRCUIT DIAGRAMS

90-26

ENGINE CONTROL SYSTEM <M/T (LHD)> (CONTINUED)

ENGINE CONTROL SYSTEM <M/T (LHD)> (CONTINUED)

IGNITION
SWITCH (IG1)

FUEL
PUMP
RELAY

(1)

FUEL
PUMP
RELAY

(2)

RELAY BOX

FUEL TANK
PUMP AND
GAUGE UNIT
ASSEMBLY

(FUSE )

24

INJECTOR
1

INJECTOR
2

INJECTOR
3

INJECTOR
4

ENGINE CONTROL
RELAY

J/C (4)

ENGINE-
ECU

ENGINE CONTROL
RELAY

Wire colour code
B : Black LG : Light green G : Green L : Blue
W : White Y : Yellow SB : Sky blue BR : Brown
O : Orange GR : Gray R : Red P : Pink V : Violet

VEHICLE SPEED
SENSOR

SPARE
CONNECTOR
(FOR NAVIGATION
SYSTEM)

POWER
SOURCE

ENGINE CONTROL RELAY

ENGINE
OIL
CONTROL
VALVE

PURGE
CONTROL
SOLENOID
VALVE

ENGINE-ECU

CYLINDER
2,3 HEATED
OXYGEN
SENSOR
(FRONT)

CYLINDER
1,4 HEATED
OXYGEN
SENSOR
(FRONT)

CYLINDER
2,3 HEATED
OXYGEN
SENSOR
(REAR)

CAMSHAFT
POSITION
SENSOR

CRANK
ANGLE
SENSOR

EXHAUST GAS
RECIRCULATION
VALVE

VEHICLE
SPEED
SENSOR

CYLINDER
1,4 HEATED
OXYGEN
SENSOR
(REAR)

Wire colour code
B : Black LG : Light green G : Green L : Blue W : White Y : Yellow SB : Sky blue
BR : Brown O : Orange GR : Gray R : Red P : Pink V : Violet

ENGINE CONTROL SYSTEM <M/T (LHD)>

CIRCUIT DIAGRAMS

90-27

ENGINE CONTROL SYSTEM <M/T (LHD)> (CONTINUED)

ENGINE CONTROL SYSTEM <M/T (LHD)> (CONTINUED)

ENGINE
COOLANT
TEMPERATURE
SENSOR

POWER STEERING
FLUID PRESSURE
SENSOR

ACCELERATOR PEDAL
POSITION SENSOR

INTAKE AIR
TEMPERATURE
SENSOR

ENGINE CONTROL
RELAY

J/C (4)

AIR FLOW
SENSOR

HALL IC

HALL IC

ENGINE-ECU

CHARGING
SYSTEM

DETONATION
SENSOR

IMMOBILIZER
SYSTEM

IGNITION
SYSTEM

·COOLING SYSTEM
·DUAL AUTOMATIC
AIR CONDITIONER
·SINGLE AUTOMATIC
AIR CONDITIONER

·DUAL AUTOMATIC
AIR CONDITIONER
·SINGLE AUTOMATIC
AIR CONDITIONER

Wire colour code
B : Black LG : Light green G : Green L : Blue W : White Y : Yellow SB : Sky blue
BR : Brown O : Orange GR : Gray R : Red P : Pink V : Violet

IGNITION
SWITCH (IG2)

COMBINATION
METER

CPU

PTC
HEATER
SWITCH

A/C-ECU

FRONT
SIDE

J/B

(FUSE )

2

FUSIBLE
LINK

30

DIAGNOSIS
CONNECTOR

·DUAL AUTOMATIC
AIR CONDITIONER
·SINGLE AUTOMATIC
AIR CONDITIONER

Wire colour code
B : Black LG : Light green G : Green L : Blue W : White Y : Yellow SB : Sky blue
BR : Brown O : Orange GR : Gray R : Red P : Pink V : Violet

ENGINE- ECU

ENGINE CONTROL SYSTEM <M/T (RHD)>

CIRCUIT DIAGRAMS

90-28

ENGINE CONTROL SYSTEM <M/T (RHD)>

M1901000801988

FUSIBLE
LINK

26

RELAY
BOX

IGNITION
SWITCH (ST)

ENGINE
CONTROL
RELAY

BATTERY
BACK-UP

ENGINE-ECU

STARTING
SYSTEM

ELECTRONIC-
CONTROLLED
THROTTLE VALVE

THROTTLE
VALVE
CONTROL
SERVO

THROTTLE
POSITION SENSOR

THROTTLE
VALVE
CONTROL
SERVO RELAY

POWER
SOURCE

Wire colour code
B : Black LG : Light green G : Green L : Blue W : White Y : Yellow SB : Sky blue
BR : Brown O : Orange GR : Gray R : Red P : Pink V : Violet

HALL IC

HALL IC