Infiniti F50. Manual — part 743
CHARGING SYSTEM
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D
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F
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A
B
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Removal and Installation
EKS000A9
REMOVAL
1.
Remove battery. Refer to
SC-8, "Removal and Installation"
.
2.
Remove air intake duct. Refer to
EM-15, "AIR CLEANER AND AIR DUCT"
in “ENGINE MECHANICAL
(EM)” section.
3.
Remove alternator, water pump and A/C compressor belt. Refer to
EM-13, "Removal and Installation"
“ENGINE MECHANICAL (EM)” section.
4.
Remove alternator mounting bolts.
5.
Remove power steering hose clamp mounting bolt.
6.
Remove alternator stay mounting bolts and alternator stay.
7.
Remove battery ground harness mounting bolt.
8.
Remove alternator bracket mounting bolts and alternator
bracket.
PKIA2163E
1.
Alternator stay
2.
Alternator
3.
Alternator ground harness
4.
Alternator B terminal
5.
Battery ground harness
6.
Alternator Bracket
PKIA2210E
PKIA2211E
SC-20
CHARGING SYSTEM
9.
Disconnect alternator connector.
10. Remove B terminal nut.
11. Remove alternator ground harness mounting bolt.
12. Remove power steering oil reservoir tank mounting bolts, then
slide power steering oil reservoir tank.
13. Remove alternator assembly from vehicle upper side.
INSTALLATION
Install in the reverse order of removal, taking care of the following point.
●
Install alternator, and check tension of belt. Refer to
MECHANICAL (EM)” section.
CAUTION:
Be sure to tighten B terminal nut carefully.
PKIA2212E
PKIA1810E
B terminal nut:
: 9.4 - 10.7 N·m (0.95 - 1.1 kg-m, 83 - 95 in-lb)
Alternator ground harness mounting bolt:
: 2.3 - 2.6 N·m (0.23 - 0.27 kg-m, 20 - 23 in-lb)
Battery ground harness mounting bolt:
: 10 - 11 N·m (1.0 - 1.2 kg-m, 87 - 104 in-lb)
Power steering hose clamp mounting bolt:
: 7.9 - 10.7 N·m (0.8 - 1.1 kg-m, 70 - 95 in-lb)
Power steering oil reservoir tank mounting bolt:
: 16 - 20 N·m (1.6 - 2.0 kg-m, 12 - 15 ft-lb)
Alternator bracket mounting bolt:
: 57 - 65 N·m (5.8 - 6.7 kg-m, 42 - 48 ft-lb)
Alternator mounting bolt (upper side):
: 60 - 69 N·m (6.1 - 7.1 kg-m, 45 - 51 ft-lb)
Alternator stay mounting bolt:
: 21 - 26 N·m (2.1 - 2.7 kg-m, 16 - 19 ft-lb)
Alternator mounting bolt (lower side):
: 21 - 26 N·m (2.1 - 2.7 kg-m, 16 - 19 ft-lb)
CHARGING SYSTEM
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Disassembly and Assembly
EKS000AA
PKIA1824E
1.
Pulley
2.
Front cover
3.
Front bearing
4.
Retainer
5.
Rotor
6.
Rear bearing
7.
Stator
8.
IC voltage regulator assembly
9.
Diode assembly
10.
Rear cover
Through bolt:
: 3.5 - 5.3 N·m (0.36 - 0.54 kg-m, 31 - 47 in-lb)
Pulley nut:
: 99 - 137 N·m (10.1 - 14.0 kg-m, 73 - 101 ft-lb)
SC-22
STARTING SYSTEM
STARTING SYSTEM
PFP:00011
System Description
EKS000AB
Power is supplied at all times
●
through 50A fusible link (letter G, located in the fuse, fusible link and relay box).
●
to ignition switch terminal 1
With the ignition switch in the START position, power is supplied
●
from ignition switch terminal 4
●
to park/neutral position relay terminal 7.
Ground is supplied with the selector lever in the P or N position
●
to TCM terminal 48 through park/neutral position relay terminals 1 and 2
●
from body grounds E24 and E44.
Then park/neutral position switch is energized and power is supplied
●
from park/neutral position relay terminal 6
●
to starter motor harness connector terminal 1.
The starter motor plunger closes and provides a closed circuit between the battery and starter motor. The
starter motor is grounded to the engine block. With power and ground supplied, cranking occurs and the
engine starts.
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