Mitsubishi Grandis. Manual — part 428

ENGINE CONTROL SYSTEM <A/T (LHD)>

CIRCUIT DIAGRAMS

90-33

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

ENGINE CONTROL SYSTEM <A/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

CHARGING
SYSTEM

DETONATION
SENSOR

IMMOBILIZER
SYSTEM

IGNITION
SYSTEM

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- A/T-ECU

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

·DUAL AUTOMATIC
AIR CONDITIONER
·SINGLE AUTOMATIC
AIR CONDITIONER

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-
A/T-ECU

ENGINE CONTROL SYSTEM <A/T (RHD)>

CIRCUIT DIAGRAMS

90-34

ENGINE CONTROL SYSTEM <A/T (RHD)>

M1901000802000

FUSIBLE
LINK

26

RELAY
BOX

ENGINE
CONTROL
RELAY

BATTERY
BACK-UP

ENGINE-
A/T-ECU

IGNITION
SWITCH (ST)

STARTING
SYSTEM

INHIBITOR
SWITCH

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

ENGINE CONTROL SYSTEM <A/T (RHD)>

CIRCUIT DIAGRAMS

90-35

ENGINE CONTROL SYSTEM <A/T (RHD)> (CONTINUED)

ENGINE CONTROL SYSTEM <A/T (RHD)> (CONTINUED)

IGNITION
SWITCH (IG1)

FUEL
PUMP
RELAY (1)

FUEL
PUMP
RELAY (2)

RELAY BOX
(FUSE )

24

ENGINE
CONTROL
RELAY

J/C (4)

ENGINE
CONTROL RELAY

OUTPUT
SHAFT
SPEED
SENSOR

INJECTOR
1

INJECTOR
2

INJECTOR
3

INJECTOR
4

ENGINE-
A/T-ECU

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

INVECS-II
4A/T

FUEL TANK
PUMP AND
GAUGE UNIT
ASSEMBLY

CYLINDER
2,3 HEATED
OXYGEN
SENSOR
(FRONT)

CYLINDER
1,4 HEATED
OXYGEN
SENSOR
(FRONT)

CYLINDER
2,3 HEATED
OXYGEN
SENSOR
(REAR)

ENGINE CONTROL RELAY

POWER
SOURCE

ENGINE
OIL
CONTROL
VALVE

PURGE
CONTROL
SOLENOID
VALVE

ENGINE-A/T-ECU

INVECS-II
4A/T

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

CAMSHAFT
POSITION
SENSOR

CRANK
ANGLE
SENSOR

EXHAUST GAS
RECIRCULATION
VALVE

OUTPUT
SHAFT
SPEED
SENSOR

CYLINDER
1,4 HEATED
OXYGEN
SENSOR
(REAR)

INVECS-II 4A/T

ENGINE CONTROL SYSTEM <A/T (RHD)>

CIRCUIT DIAGRAMS

90-36

ENGINE CONTROL SYSTEM <A/T (RHD)> (CONTINUED)

ENGINE CONTROL SYSTEM <A/T (RHD)> (CONTINUED)

ACCELERATOR PEDAL
POSITION SENSOR

HALL IC

POWER STEERING
FLUID PRESSURE SENSOR

ENGINE
COOLANT
TEMPERATURE
SENSOR

AIR
FLOW
SENSOR

J/C (4)

ENGINE
CONTROL RELAY

INTAKE AIR
TEMPERATURE
SENSOR

HALL IC

ENGINE-A/T-ECU

DETONATION
SENSOR

CHARGING
SYSTEM

IGNITION
SYSTEM

IMMOBILIZER
SYSTEM

·DUAL AUTOMATIC
AIR CONDITIONER
·SINGLE AUTOMATIC
AIR CONDITIONER

·COOLING SYSTEM
·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

·DUAL AUTOMATIC
AIR CONDITIONER
·SINGLE AUTOMATIC
AIR CONDITIONER

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-
A/T-ECU