Infiniti G35 (V35). Manual — part 723
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CHARGING SYSTEM
DIAGNOSTIC PROCEDURE 2
Check “L” Terminal Circuit (Short)
1.
CHECK “L” TERMINAL CIRCUIT (SHORT)
1.
Turn ignition switch OFF.
2.
Disconnect alternator connector.
3.
Turn ignition switch ON.
Charge warning lamp should light up?
YES
>> Check the following.
●
Harness for short between combination meter and alternator
●
Charge warning lamp (Combination meter)
NO
>> Go to
.
DIAGNOSTIC PROCEDURE 3
Check “S” Terminal Circuit
1.
CHECK “S” TERMINAL CONNECTION
1.
Turn ignition switch OFF.
2.
Check if “S” terminal is clean and tight.
OK or NG
OK
>> GO TO 2.
NG
>> Repair “S” terminal connection. Confirm repair by performing complete Battery/Starting/Charging
system test.
2.
CHECK ALTERNATOR “S” TERMINAL CIRCUIT
1.
Disconnect alternator connector.
2.
Check voltage between alternator harness connector F20 termi-
nal 4 (LG/B) and ground.
OK or NG
OK
>> Go to
.
NG
>> Check harness for open between alternator and fuse.
4 (LG/B) – Ground
: Battery voltage
SKIB0532E
CHARGING SYSTEM
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C
D
E
F
G
H
I
J
L
M
A
B
SC
DIAGNOSTIC PROCEDURE 4
Check “B” Terminal Circuit
1.
CHECK “B” TERMINAL CONNECTION
1.
Turn ignition switch OFF.
2.
Check if “B” terminal is clean and tight.
OK or NG
OK
>> GO TO 2.
NG
>> Repair “B” terminal connection. Confirm repair by performing complete Battery/Starting/Charging
system test.
2.
CHECK ALTERNATOR “B” TERMINAL CIRCUIT
Check voltage between alternator “B” terminal E202 terminal 1 (B/R)
and ground.
OK or NG
OK
>> GO TO 3.
NG
>> Check harness for open between alternator and battery.
3.
CHECK “B” TERMINAL CONNECTION (VOLTAGE DROP TEST)
1.
Start engine.
2.
When engine running at idle and warm, check voltage between
alternator “B” terminal E202 terminal 1 (B/R) and battery positive
terminal.
OK or NG
OK
NG
>> Check harness between battery and alternator for poor
continuity.
1 (B/R) – Ground
: Battery voltage
PKIA2944E
1 (B/R) – Battery positive terminal
: Less than 0.2 V
PKIA2366E
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CHARGING SYSTEM
Removal and Installation
NKS000F5
REMOVAL
1.
Open the driver and front passenger window, and then disconnect the battery cable from the negative ter-
minal.
CAUTION:
Before disconnecting the battery, lower both the driver and passenger windows. This will prevent
any interference between the window edge and the vehicle when the door is opened/closed. Dur-
ing normal operation, the window slightly raises and lowers automatically to prevent any window
to vehicle interference. The automatic window function will not work with the battery discon-
nected.
2.
Remove front air spoiler (with front air spoiler).
3.
Remove engine front undercover, using power tools.
4.
Remove engine right side undercover.
5.
Remove radiator cooling fan assembly. Refer to
6.
Remove alternator and power steering oil pump belt. Refer to
EM-15, "Removal and Installation"
.
7.
Disconnect oil temperature sensor switch harness connector (1)
(M/T models).
8.
Disconnect oil temperature sensor switch connector (2) (M/T
models).
1.
“B” terminal nut
2.
“B” terminal harness
3.
Alternator connector
4.
Alternator mounting bolt
5.
Alternator stay mounting bolt
6.
Alternator stay
7.
Alternator
: N·m (kg-m, ft-lb)
: Engine front
PKIB8815E
SKIB6947E
CHARGING SYSTEM
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C
D
E
F
G
H
I
J
L
M
A
B
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9.
Remove oil pressure switch harness clip (A) from alternator stay
(1).
10. Disconnect oil pressure switch connector (2).
11. Remove alternator stay mounting bolts (B) and alternator stay
(1), using power tools.
12. Remove alternator mounting bolt (C), using power tools.
13. Disconnect alternator connector (1).
14. Remove “B” terminal nut (2).
15. Remove harness clip and water hose bracket bolts (A) from
alternator.
16. Remove alternator assembly downward.
ALTERNATOR PULLEY INSPECTION
Perform the following.
●
Make sure that alternator pulley does not rattle.
●
Make sure that alternator pulley nut is tight.
INSTALLATION
Installation is the reverse order of removal.
●
Install alternator, and check tension of belt. Refer to
.
CAUTION:
Be sure to tighten “B” terminal nut carefully.
SKIB6948E
SKIB2605J
Alternator pulley nut:
: 118 N·m (12.0 kg-m, 87 ft-lb)
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