Page 106 of 800
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 108 of 800

ENGINE CONTROL
ENGINE AND EMISSION CONTROL17-2
ENGINE CONTROL
GENERAL INFORMATIONM1171000100277
A cable-type accelerator mechanical sus-
pended-type pedal has been adopted.
SERVICE SPECIFICATIONS
M1171000300088
ItemStandard value
Accel cable play mm1.0 − 2.0
Engine idle speed r/min4G1750 ± 50
4G6750 ± 100
ON-VEHICLE SERVICE
ACCEL CABLE CHECK AND
ADJUSTMENT
M1171000900314
1. Turn A/C and lights OFF. Inspect and adjust at no load.
2. Warm engine until stabilized at idle.
3. Confirm idle speed is at standard value.
Standard value:
750 ± 50 r/min <4G1>
750 ± 100 r/min <4G6>
4. Stop engine. [ignition switch: LOCK (OFF)
position].
5. Confirm there are no sharp bends in the accelerator cable.
6. Check the inner cable for correct slack.
Standard value: 1.0 − 2.0 mm
7. If there is too much slack or no slack, adjust play by the following procedures.
AC207966
Adjusting bolts
Plate
Accel cable
AC
<4G1>
AC301055
Adjusting bolts
Plate
Accel cable
AC
<4G6>
(1) Loosen th e adjusting bo lt s to re lease the
cab l e.
(2) M o v e th e pla t e until the inne r cab l e play is a t
the st andard value, an d then tighte n the
adjusting bo lt s.
(3) A f t e r adju s ting, check that the thro ttle leve r is
touching the stoppe r .
Page 110 of 800

EMISSION CONTROL
ENGINE AND EMISSION CONTROL17-4
INSTALLATION SERVICE POINT
>>A<< ACCEL PEDAL PAD INSTALLA-
TION
CAUTION
To prevent damages to the accelerator pedal pad,
warm the thumb area of the accelerator pedal
pad with a dryer, etc. prior to assembling it.
NOTE: If it is difficult to assemble, apply soapy water
to the thumb area to enhance the assembling proc
-
ess.
EMISSION CONTROL
GENERAL INFORMATION
M1173000100370
The emission control system consists of the following
subsystems:
•Crankcase emission control system
•Evaporative emission control system
•
ItemsNameSpecification
Crankcase emission control
systemPositive crankcase ventilation
(PCV) valveVariable flow type
(Purpose: HC reduction)
Evaporative emission control
systemCanister
Purge control solenoid valve
Equipped
Duty cycle type solenoid valve
(Purpose: HC reduction)
Exhaust emission control systemAir-fuel ratio control device - MPI
systemOxygen sensor feedback type
(Purpose: CO, HC, NOx reduction)
Exhaust gas recirculation system
•EGR valve
•EGR control solenoid valve
Equipped
Single type
Duty cycle type solenoid valve
(Purpose: NOx reduction)
Catalytic converterMonolith type
(Purpose: CO, HC, NOx reduction)
Exhaust emission control system
EMISSION CONTROL DEVICE
REFERENCE TABLE
M1173006600135
Related partsCrankcase
emission
control
systemEvaporative
emission
control
systemAir/fuel ratio
control
systemCatalytic
converterExhaust gas
recirculation
system
PCV valve×
Purge control solenoid valve×
MPI system component××
Catalytic converter×
EGR valve×
EGR control solenoid valve×
7.Accelerator control equip bushing
8.Accelerator pedal arm return spring
9.Accelerator pedal arm stopper
10.Accelerator pedal arm bracket
11 .Accelerator pedal arm
>>A<<12.Accelerator pedal pad
13.Accelerator pedal arm stopper
Accelerator pedal assembly
removal steps (Continued)
Page 111 of 800
EMISSION CONTROL
ENGINE AND EMISSION CONTROL17-5
SERVICE SPECIFICATION(S)
M1173000300288
ItemsStandard value
Purge control solenoid valve coil resistance (at 20°C) Ω30 − 34
EGR control solenoid valve coil resistance (at 20°C) Ω29 − 35
VACUUM HOSE
VACUUM HOSE PIPING DIAGRAMM1173000900417
AK300964
To
fuel tankFuel pressure
regulatorFrom
fuel pump
Catalytic
converter Catalytic
converter
Oxygen sensor
(front)
Oxygen sensor (rear)EGR valve
<4G1>
EGR control
solenoid valvePurge control
solenoid valve CanisterAir
AB
Air cleaner
Page 133 of 800
26-1
GROUP 26
FRONT AXLE
CONTENTS
GENERAL INFORMATION . . . . . . . .26-2
SERVICE SPECIFICATIONS . . . . . . .26-3
LUBRICANTS . . . . . . . . . . . . . . . . . .26-3
SPECIAL TOOLS . . . . . . . . . . . . . . . .26-4
ON-VEHICLE SERVICE . . . . . . . . . . .26-7
WHEEL BEARING AXIAL PLAY CHECK . . 26-7
HUB BOLT REPLACEMENT . . . . . . . . . . . 26-7
FRONT AXLE HUB ASSEMBLY . . . .26-8
REMOVAL AND INSTALLATION . . . . . . . . 26-8
INSPECTION. . . . . . . . . . . . . . . . . . . . . . . . 26-11
DISASSEMBLY AND REASSEMBLY . . . . . 26-11
INSPECTION. . . . . . . . . . . . . . . . . . . . . . . . 26-13
DRIVESHAFT ASSEMBLY. . . . . . . . .26-14
REMOVAL AND INSTALLATION . . . . . . . . 26-14
DISASSEMBLY AND REASSEMBLY . . . . . 26-18
INSPECTION. . . . . . . . . . . . . . . . . . . . . . . . 26-21
BJ BOOT (RESIN BOOT)
REPLACEMENT . . . . . . . . . . . . . . . . . . . . . 26-21
Page 135 of 800
SERVICE SPECIFICATIONS
FRONT AXLE26-3
SERVICE SPECIFICATIONS
M1261000300675
ItemStandard valueLimit
Wheel bearing axial play mm−0.05
Hub starting torque N⋅m−1.8
Protruding length of stabilizer bar mounting bolt mm22 ± 1.5−
Setting of TJ boot length mm1300-RH, 1600-A/T-RH85 ± 3−
1300-LH, 1600-M/T,
1600-A/T-LH, 200090 ± 3−
Opening dimension of the
special tool (MB991561) mmWhen the BJ boot band
(small) is crimped2.9−
When the BJ boot band
(large) is crimped2.9 −
Crimped width of the BJ boot band mm2.4 − 2.8−
LUBRICANTS
M1261000400735
ItemSpecified lubricantQuantity
TJ boot greaseRepair kit grease1300-LH, 1600-LH,
2000-LH120 ± 10 g
1300-RH, 1600-A/T-RH11 0 ± 10 g
1600-M/T-RH, 2000-A/T-RH120 ± 10 g
2000-M/T-RH105 ± 10 g
BJ boot greaseRepair kit grease95 ± 10 g
Page 139 of 800

ON-VEHICLE SERVICE
FRONT AXLE26-7
ON-VEHICLE SERVICE
WHEEL BEARING AXIAL PLAY CHECKM1261000900224
1. Remove the caliper assembly and suspend it with a wire.
2. Remove the brake disc from the front hub.
AC209503 AC
3.
Att a ch a dial ga uge a s sh own in the illustration,
an d th en measure the axial play while moving the
hu b in the axial dire ctio n.
Limit: 0.05 mm
4.If axial play e x ceeds t he limit, disassemble the
fro n t hub assemb ly a nd check the p a rt s.
5.In st all the bra k e d i sc, ca lipe r assembly and
tighten th e caliper assemb ly mount ing bolt s to the
specifie d torqu e 100
± 10 N⋅m.
HUB BOL T REPLACEMENTM12610010 0029 1
1.Remove the ca lip er assembly a nd suspe nd it wit h
wire so t hat it does not fa ll.
2.Remove the bra k e d i sc.
AC302114
MB991618
AD
Hub bolt
3.Use spe c ia l too l hub bolt remover (MB99161 8) to
re move the h ub bo lt s.
AC104588
MB990767
Plain
washer
AC
4. In st all the plain wa sher to the n e w hub b o lt, a nd
inst all the bolt with a nu t while hold i ng the hub
wit h spe c ia l too l fron t hub a nd end yoke holder
(MB99076 7).
5.In st all the bra k e d i sc, ca lip er assembly and
tighten th e caliper assembly mount ing bolt s to the
specifie d torqu e 100
± 10 N⋅m.