Page 107 of 800

17-1
GROUP 17
ENGINE AND
EMISSION
CONTROL
CONTENTS
ENGINE CONTROL . . . . . . . . . .17-2
GENERAL INFORMATION . . . . . .17-2
SERVICE SPECIFICATIONS. . . . .17-2
ON-VEHICLE SERVICE. . . . . . . . .17-2
ACCEL CABLE CHECK AND
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . 17-2
ACCELERATOR CABLE AND
PEDAL . . . . . . . . . . . . . . . . . . . . . .17-3
REMOVAL AND INSTALLATION . . . . . 17-3
EMISSION CONTROL MPI . . . .17-4
GENERAL INFORMATION . . . . . .17-4
EMISSION CONTROL DEVICE
REFERENCE TABLE . . . . . . . . . .17-4
SERVICE SPECIFICATION(S) . . .17-5
VACUUM HOSE. . . . . . . . . . . . . . .17-5
VACUUM HOSE PIPING DIAGRAM . . . 17-5
VACUUM CIRCUIT DIAGRAM . . . . . . . 17-7
VACUUM HOSE CHECK. . . . . . . . . . . . 17-7
VACUUM HOSE INSTALLATION . . . . . 17-8
CRANKCASE EMISSION CONTROL
SYSTEM . . . . . . . . . . . . . . . . . . . . .17-8
GENERAL INFORMATION (CRANKCASE
EMISSION CONTROL SYSTEM) . . . . . 17-8
COMPONENT LOCATI ON (CRANKCASE
EMISSION CONTROL SYSTEM) . . . . . 17-9
POSITIVE CRANKCASE VENTILATION SYSTEM
CHECK . . . . . . . . . . . . . . . . . . . . . . . . . 17-9
POSITIVE CRANKCASE VENTILATION (PCV)
VALVE CHECK . . . . . . . . . . . . . . . . . . . 17-9
EVAPORATIVE EMISSION CONTROL
SYSTEM . . . . . . . . . . . . . . . . . . . . .17-9
GENERAL INFORMATION (EVAPORATIVE
EMISSION CONTROL SYSTEM) . . . . . 17-9
COMPONENT LOCATION (EVAPORATIVE
EMISSION CONTROL SYSTEM) . . . . . 17-10
PURGE CONTROL SYSTEM CHECK . . 17-10
PURGE PORT VACUUM CHECK . . . . . 17-11
PURGE CONTROL SOLENOID VALVE
CHECK . . . . . . . . . . . . . . . . . . . . . . . . . . 17-11
FUEL VAPOUR CANISTER REMOVAL
AND INSTALLATION . . . . . . . . . . . . . . . 17-12
EXHAUST GAS RECIRCULATION
(EGR) SYSTEM . . . . . . . . . . . . . . .17-12
GENERAL INFORMATION
(EGR SYSTEM) . . . . . . . . . . . . . . . . . . . 17-12
COMPONENT LOCATION
(EGR SYSTEM) . . . . . . . . . . . . . . . . . . . 17-14
EGR SYSTEM CHECK . . . . . . . . . . . . . 17-15
EGR VALVE CHECK . . . . . . . . . . . . . . . 17-15
EGR PORT VACUUM CHECK <4G1>. . 17-16
EGR PORT VACUUM CHECK <4G6>. . 17-16
EGR CONTROL SOLENOID VALVE
CHECK <4G1> . . . . . . . . . . . . . . . . . . . . 17-16
EGR CONTROL SOLENOID VALVE
CHECK <4G6> . . . . . . . . . . . . . . . . . . . . 17-17
EXHAUST GAS RECIRCULATION (EGR)
VALVE REMOVAL AND I
NSTALLATION . . . . . . . . . . . . . . . . . . . . 17-18
CATALYTIC CONVERTER . . . . . .17-19
REMOVAL AND INSTALLATION
<4G1, 4G6-M/T> . . . . . . . . . . . . . . . . . . 17-19
REMOVAL AND INSTALLATION
<4G6-A/T> . . . . . . . . . . . . . . . . . . . . . . . 17-19
Page 113 of 800
EMISSION CONTROL
ENGINE AND EMISSION CONTROL17-7
VACUUM CIRCUIT DIAGRAM
M1173007100263
AK300765
From
air
cleaner
To
combustion
chamber Throttle body
B
R
AB
Intake manifold
Y
G
G G R
L
Fuel
pressure
regulator
EGR
valve EGR
control
solenoid
valve
Purge
control
solenoid
valveCanister
Vacuum hose colour
B: Black
G: Green
R: Red
Y: Yellow
L: Blue
<4G1>
AK300766
From
air
cleaner
To
combustion
chamber Throttle body
B
B
AB
Intake manifold
Y
R
G W
L
Fuel
pressure
regulator
EGR
valveEGR
control
solenoid
valve
Purge
control
solenoid
valveCanister
Vacuum hose colour
B: Black
G: Green
R: Red
W: White
Y: Yellow
L: Blue
<4G6>
B
V ACUUM HOSE CHECK
M1 173 0073 0015 9
1.Using th e pip i ng d i agra m as a gu ide, check to be
sure th at the vacuum h o ses are correctly
connected.
2. Check t he co nnection cond itio n of th e vacuum
ho s e s, (re mo v e d, l o os e , et c . ) an d c h e c k t o b e
sure th at there are no bends or da mage .
Page 452 of 800

FLOOR AND ROOF
CONFIGURATION DIAGRAMS80-42
FLOOR AND ROOF
M1801000901579
AC502061
D-07D-08
D-05
D-04
D-03
D-02
D-01
D-35
D-34
D-33
D-38
D-32
D-39
D-31
D-30
D-29
D-28 D-24 D-19
Y
Y Y
Connector
symbol
D
D-20
Roof wiring
harness
Connector colour
code
B : Black
BR : Brown
G : Green
GR : Grey
L : Blue
None : Milk white
O : Orange
R : Red
V : Violet
Y : Yellow
D-09
D-22D-21D-23D-25D-26
D-27
Y
YInstrument panel
wiring harness
Floor wiring
harness (RH)
Y
Antenna
feeder
cable
AB
D-01(2)Side impact sensor (Front: RH)
D-02(3)Door switch (Front: RH)
D-03(8)Floor wiring harness (RH) and rear door
wiring harness (RH) combination
D-04(2)Front room lamp
D-05(2-B)Wheel speed sensor (Rear: RH)
D-06(2-GR)Rear room lamp
D-07(3)Door switch (Rear: RH)
D-08(2-Y)Side impact sensor (Rear: RH)
D-09(3)Rear personal lamp (RH)
D-10(3)Luggage room lamp
D-11(2-B)Diode (for luggage room lamp circuit)
D-12(3)Rear personal lamp (LH)
D-13(3-B)Fuel tank gauge unit
D-14(2-Y)Side impact sensor (Rear: LH)
D-15(3)Door switch (Rear: LH)
D-16(5-GR)Fuel tank pump
D-17(2-B)Wheel speed sensor (Rear: LH)
D-18(8)Floor wiring harness (LH) and fuel wiring
harness combination
Page 454 of 800

FLOOR AND ROOF
CONFIGURATION DIAGRAMS80-44
FLOOR AND ROOF
M1801000901580
AC502062
D-07
D-08
D-05
D-04
D-03
D-02
D-01
D-35
D-34
D-33
D-39
D-38
D-31
D-30
D-29 D-28 D-19
Y
Y Y
Connector
symbol
D
D-20
Roof wiring
harness
Connector colour
code
B : Black
BR : Brown
G : Green
GR : Grey
L : Blue
None : Milk white
O : Orange
R : Red
V : Violet
Y : Yellow
D-09
D-22D-21D-23D-26D-27 Y
Y
Instrument panel
wiring harness
Floor wiring
harness (RH)
Y
Antenna
feeder
cable
AB
D-01(2)Side impact sensor (Front: RH)
D-02(3)Door switch (Front: RH)
D-03(8)Floor wiring harness (RH) and rear door
wiring harness (RH) combination
D-04(2)Front room lamp
D-05(2-B)Wheel speed sensor (Rear: RH)
D-06(2-GR)Rear room lamp
D-07(3)Door switch (Rear: RH)
D-08(2-Y)Side impact sensor (Rear: RH)
D-09(3)Rear personal lamp (RH)
D-10(3)Luggage room lamp
D-11(2-B)Diode (for luggage room lamp circuit)
D-12(3)Rear personal lamp (LH)
D-13(3-B)Fuel tank gauge unit
D-14(2-Y)Side impact sensor (Rear: LH)
D-15(3)Door switch (Rear: LH)
D-16(5-GR)Fuel tank pump
D-17(2-B)Wheel speed sensor (Rear: LH)
D-18(8)Floor wiring harness (LH) and fuel wiring
harness combination
Page 465 of 800
Page 468 of 800
J/B
CIRCUIT DIAGRAMS90-4
J/B
M1901000201607
POWER
WINDOW
RELAY
FUEL
PUMP
RELAY (2)
FUEL
PUMP
RELAY (1)
REAR
WINDOW
DEFOGGER
RELAYBLOWER
RELAY
REAR FOG
LAMP
RELAY
J/B SIDE HEATED
SEAT RELAY
ACCESSORY
SOCKET
RELAY
: LHD
: RHD
CONNECTOR NUMBERS ARE KEYED TO THE CONFIGIRATION
DIAGRAM (DASH PANEL) AND EACH CIRCUIT DIAGRAM. NOTE
·
·
·
Page 469 of 800
J/B
CIRCUIT DIAGRAMS90-5
NOTE: .
•The triangle mark on the relay housing should face that on the J/B and the relay box.
AC209083
Front side
C-208
C-222C-224
C-220C-221
C-219
C-217 C-218C-212C-211 C-210
C-209
Fuel pump
relay (1)
Fuel pump
relay (2) Heated seat
relay
Rear fog
lamp relay No connection
To roof wiring
harnessTo floor wiring
harnessRear
window
defogger
relayBlower
relay To instrument panel
wiring harnessTo instrument panel
wiring harness
Power
window
relayETACS-ECU
C-225
AM
Rear side
C-223C-214C-213
1
23
4
Fuses
(No.1 to 20)
1
23
4 1
23
4 1
23
4 1
23
4
Accessory
socket relay
1
7
132
8
143
9
154
10
165
11
176
12
20
19
18
C-215
C-216
Page 470 of 800

J/C
CIRCUIT DIAGRAMS90-6
J/C
J/C M1901014201956
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.
·CENTRAL DOOR
LOCKING SYSTEM
·FRONT FOG
LAMP
·HEADLAMP
·HEADLAMP
WASHER
·POWER WINDOWS
·REAR FOG LAMP
·ROOM LAMP AND
LUGGAGE
COMPARTMENT
LAMP
·ROOM LAMP
PERSONAL LAMP
AND LUGGAGE
ROOM LAMP ·TAIL LAMP,
POSITION LAMP,
LICENCE PLATE
LAMP AND
LIGHTING MONITOR
BUZZER
·TURN-SIGNAL
LAMP AND
HAZARD
WARNING LAMP
·WINDSHIELD
WIPER AND
WASHER
RELAY BOX
(FUSE )·FRONT FOG LAMP
·HEADLAMP
·HEADLAMP WASHER
·REAR FOG LAMP
·TAIL LAMP, POSITION
LAMP, LICENCE PLATE
LAMP AND LIGHTING
MONITOR BUZZER
·TURN-SIGNAL LAMP AND
HAZARD WARNING LAMP
·WINDSHIELD WIPER
AND WASHER
SPARE
CONNECTOR
(FOR AUDIO)CLOCK
·FUEL WARNING
LAMP
·INVECS-II
4A/T
·METER AND
GAUGE
RELAY BOX
(FUSE )
TURN-SIGNAL
LAMP AND
HAZARD WARNING
LAMP HEATED
SEAT
·AUTOMATIC AIR
CONDITIONER
·HEATER
·MANUAL AIR
CONDITIONER
·REAR WINDOW
DEFOGGER
AND DOOR
MIRROR HEATER CIGARETTE
LIGHTER AND
ASHTRAY
ILLUMINATION
LAMP RHEOSTAT
SPARE
CONNECTOR
(FOR AUDIO) HEADLAMP
LEVELLING
SYSTEM
·FRONT
FOG LAMP
·REAR
FOG LAMP
20
22
AUTOMATIC AIR
CONDITIONER