Infiniti QX56 (Z62). Manual — part 234
CHG
ALTERNATOR
CHG-25
< REMOVAL AND INSTALLATION >
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
REMOVAL AND INSTALLATION
ALTERNATOR
Exploded View
INFOID:0000000006274877
REMOVAL
DISASSEMBLY
1.
Alternator bracket
2.
Alternator bracket mounting bolt
3.
“B” terminal harness
4.
“B” terminal nut
5.
Alternator connector
6.
Alternator
7.
Alternator stay
8.
Alternator mounting bolt (lower)
9.
Alternator stay mounting bolt
10. Ground harness
11.
Alternator mounting bolt (upper)
Refer to
JMMIA0361GB
CHG-26
< REMOVAL AND INSTALLATION >
ALTERNATOR
Type: A002TX1491
Removal and Installation
INFOID:0000000006274878
REMOVAL
1.
Disconnect the battery cable from the negative terminal. Refer to
PG-164, "Removal and Installation"
2.
Remove front under cover. Refer to
EXT-25, "Removal and Installation"
3.
Remove drive belt. Refer to
EM-20, "Removal and Installation"
.
4.
Disconnect engine oil pressure switch connector (A) and alter-
nator connector (B).
5.
Remove harness bracket bolt (C).
6.
Remove “B” terminal nut (D) and disconnect “B” terminal har-
ness.
JMMIA0363GB
1.
Rear bearing
2.
Rotor assembly
3.
Retainer
4.
Front bearing
5.
Front bracket assembly
6.
Pulley
7.
Pulley nut
8.
Stator assembly
9.
IC voltage regulator assembly
10. Diode assembly
11.
Rear bracket assembly
12. Terminal set
Refer to
for symbols in the figure.
JMMIA0364ZZ
CHG
ALTERNATOR
CHG-27
< REMOVAL AND INSTALLATION >
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
7.
Remove ground harness mounting bolt.
8.
Remove alternator mounting bolt (lower), and then alternator mounting bolt (upper).
9.
Remove A/T fluid cooler tube (1) from fan shroud (2).
10. Move A/T fluid cooler tube (1) and secure work space.
11. Remove alternator assembly (2) from underneath the vehicle.
INSTALLATION
Note the following items, and then install in the reverse order of removal.
CAUTION:
• Be careful to tighten “B” terminal nut carefully.
• Install alternator, and check tension of belt. Refer to
• For this model, the power generation voltage variable control system that controls the power gener-
ation voltage of the alternator has been adopted. Therefore, the power generation voltage variable
control system operation inspection should be performed after replacing the alternator, and then
make sure that the system operates normally. Refer to
CHG-17, "Inspection Procedure"
• When installing alternator bracket, tighten mounting bolts in
numerical order as shown in the figure.
JMMIA0365ZZ
JMMIA0366ZZ
JMMIA0367ZZ
JMMIA0456ZZ
CHG-28
< REMOVAL AND INSTALLATION >
ALTERNATOR
Inspection
INFOID:0000000006274885
ALTERNATOR PULLEY INSPECTION
Perform the following.
• Make sure that alternator pulley does not rattle.
• Make sure that alternator pulley nut is tight. Refer to
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