Page 44 of 800
WATER HOSE AND WATER PIPE
ENGINE COOLING14-30
INSTALLATION SERVICE POINTS
>>A<< COOLING WATER LINE O-RING
INSTALLATION
AC200644 AD
Cooling water
line O-ring
Water pump inlet pipe Water pump or thermostat case
CAUTION
Do not allow engine oil or other grease to adhere
to the O-ring
Insert the cooling water line O-ring to the water pump
inlet pipe, and coat the outer portion of the cooling
water line O-ring with water or engine coolant.
>>B<< RADIATOR UPPER HOSE
CONNECTION
AC200642
Mating marks
Projection
Thermostat case assemblyAI
Radiator upper
hose
1. Insert radiator upper hose as far as the projection
of the thermostat case assembly.
2. Align the mating marks on the radiator upper hose and hose clamp, and then connect the radiator
upper hose.
Page 46 of 800
Page 48 of 800
Page 49 of 800
Page 56 of 800

INLET MANIFOLD
INTAKE AND EXHAUST15-6
REMOVAL AND INSTALLATION <4G6>
M1151003001236
Pre-removal Operation
•Fuel Line Pressure Reduction (Refer to GROUP 13A -
On-vehicle Service P.13B-325).
•Engine Coolant Draining (Refer to GROUP 14 - On-vehi-cle Service P.14-21).
•Strut Tower Bar Removal (Refer to GROUP 42 P.42-9).
•Throttle Body Assembly Re moval (Refer to GROUP 13B
P.13B-335).
•Fuel Delivery Pipe and Fuel Injector Assembly Removal
(Refer to GROUP 13B
P.13B-333).
Post-installation Operation
•Fuel Delivery Pipe and Fuel Injector Assembly Installation
(Refer to GROUP 13B P.13B-333).
•Throttle Body Assembly Inst allation (Refer to GROUP
13B P.13B-335).
•Strut Tower Bar Installati on (Refer to GROUP 42 P.42-9).
•Engine Coolant Supplying (Refer to GROUP 14 - On-vehi-
cle Service P.14-21).
•Accelerator Cable Adjustment (Refer to GROUP 17 -
On-vehicle Service
P.17-2).
•Fuel Leak Check
AC303657
9.0 ± 1.0 N·m11 ± 1 N·m
20 ± 2 N·m 31 ± 3 N·m
36 ± 6 N·m
20 ± 2 N·m
20 ± 2 N·m
36 ± 6 N·m
20 ± 2 N·m
11
9
10
2
12
N14
13N
AB
5.0 ± 1.0 N·m
3
1
11 ± 1 N·m
4
N
13 ± 1 N·m
5
6
(Engine oil)
7
8
Removal steps
1.Emission control equip hose
connector
2.Brake booster vacuum hose
connection
3.Earth cable connection
4.Engine control detonation sensor
connector
5.Engine oil level gauge and guide
assembly
6.Engine oil filler O-ring
7.Emission vacuum hose connection
Removal steps (Continued)
Page 57 of 800
EXHAUST MANIFOLD
INTAKE AND EXHAUST15-7
INSPECTION
M1151003100616
Check the following points; replace the part if a prob-
lem is found.
Inlet Manifold Check
1. Check for damage or cracking of any part.
2. Clogging of the negative pressure (vacuum) outlet port, or clogging of the exhaust gas recirculation
passages.
3. Using a straight edge and feeler gauge, check for distortion of the cylinder head installation surface.
Standard value: 0.15 mm or less
Limit: 0.20 mm
EXHAUST MANIFOLD
REMOVAL AND INSTALLATION <4G1>
M1151003300568
AC30366250 ± 10 N·m
24 ± 4 N·m
35 ± 6 N·m 17 ± 2 N·m
30 ± 2 N·m
N
3
7 12
4
N
6
8
44 ± 5 N·m
AB
9
5N
30 ± 2 N·m
30 ± 2 N·m
30 ± 2 N·m
(Engine oil)
8.Battery wirin g ha rne s s clamp
9.Inlet manifold st ay
10.Inlet manifold
11.Inlet manifold gask et
12.Emission vacuu m hose & pipe and
emis
sion s o lenoid valve assembly
13.EGR v a lve
14.EGR v a lve gasket
Remo va l st ep s ( C o n t in u e d)
Page 58 of 800
Page 63 of 800

16-1
GROUP 16
ENGINE
ELECTRICAL
CONTENTS
CHARGING SYSTEM . . . . . . . .16-2
GENERAL INFORMATION . . . . . .16-2
SERVICE SPECIFICATIONS. . . . .16-3
SPECIAL TOOL . . . . . . . . . . . . . . .16-3
ON-VEHICLE SERVICE. . . . . . . . .16-3
ALTERNATOR OUTPUT LINE VOLTAGE
DROP TEST . . . . . . . . . . . . . . . . . . . . . 16-3
OUTPUT CURRENT TEST . . . . . . . . . . 16-5
REGULATED VOLTAGE TEST . . . . . . . 16-7
WAVEFORM CHECK USING AN
OSCILLOSCOPE . . . . . . . . . . . . . . . . . . 16-9
ALTERNATOR ASSEMB LY . . . . .16-12
REMOVAL AND INSTALLATION
<4G1> . . . . . . . . . . . . . . . . . . . . . . . . . . 16-12
REMOVAL AND INSTALLATION
<4G6> . . . . . . . . . . . . . . . . . . . . . . . . . . 16-13
DISASSEMBLY AND REASSEMBLY . . 16-15
INSPECTION . . . . . . . . . . . . . . . . . . . . . 16-17
STARTING SYSTEM . . . . . . . . .16-19
GENERAL INFORMATION . . . . . .16-19
SERVICE SPECIFICATIONS. . . . .16-20
STARTER MOTOR ASSEMBLY . .16-21
REMOVAL AND INSTALLATION
<4G1> . . . . . . . . . . . . . . . . . . . . . . . . . . 16-21
REMOVAL AND INSTALLATION
<4G6> . . . . . . . . . . . . . . . . . . . . . . . . . . 16-22
STARTER MOTOR ASSEMBLY
INSPECTION . . . . . . . . . . . . . . . . . . . . . 16-23
DISASSEMBLY AND REASSEMBLY . . 16-26
INSPECTION . . . . . . . . . . . . . . . . . . . . . 16-27
IGNITION SYSTEM . . . . . . . . . 16-30
GENERAL INFORMATION . . . . . .16-30
SERVICE SPECIFICATIONS . . . . .16-31
SPECIAL TOOL . . . . . . . . . . . . . . .16-31
ON-VEHICLE SERVICE . . . . . . . . .16-32
IGNITION COIL (WITH BUILT-IN
POWER TRANSISTOR) CHECK . . . . . . 16-32
RESISTIVE CORD CHECK . . . . . . . . . . 16-32
SPARK PLUG CHECK AND CLEANING
<4G1>. . . . . . . . . . . . . . . . . . . . . . . . . . . 16-32
SPARK PLUG CHECK AND CLEANING
<4G6>. . . . . . . . . . . . . . . . . . . . . . . . . . . 16-33
CAMSHAFT POSITION SENSOR
CHECK . . . . . . . . . . . . . . . . . . . . . . . . . . 16-33
CRANK ANGLE SENSOR CHECK . . . . 16-33
DETONATION SENSOR CHECK . . . . . 16-33
IGNITION SECONDARY VOLTAGE
WAVEFORM CHECK USING AN
OSCILLOSCOPE . . . . . . . . . . . . . . . . . . 16-33
IGNITION COIL RELAY CHECK . . . . . . 16-37
IGNITION COIL . . . . . . . . . . . . . . . .16-38
REMOVAL AND INSTALLATION
<4G1>. . . . . . . . . . . . . . . . . . . . . . . . . . . 16-38
REMOVAL AND INSTALLATION
<4G6>. . . . . . . . . . . . . . . . . . . . . . . . . . . 16-39
CAMSHAFT POSITION SENSOR .16-40
REMOVAL AND INSTALLATION . . . . . . 16-40
CRANKSHAFT POSITION SENSOR16-41
REMOVAL AND INSTALLATION
<4G1>. . . . . . . . . . . . . . . . . . . . . . . . . . . 16-41
REMOVAL AND INSTALLATION
<4G6>. . . . . . . . . . . . . . . . . . . . . . . . . . . 16-42
DETONATION SENSOR . . . . . . . .16-43
REMOVAL AND INSTALLATION . . . . . . 16-43