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CHARGING SYSTEMSC-23
< SERVICE INFORMATION >
C
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WORK FLOW
DIAGNOSTIC PROCEDURE 1
Check Charge Warning Lamp Circuit
1.CHECK CHARGE WARNING LAMP CIRCUIT CONNECTION
Check to see if terminal 2 is clean and tight.
OK or NG
OK >> GO TO 2.
NG >> Repair terminal 2 connection. Confirm repair by performing complete Starting/Charging system test. Refer to diagnostic station instruction manual.
AWMIA1142GB
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SC-24
< SERVICE INFORMATION >
CHARGING SYSTEM
2.CHECK CHARGE WARNING LAMP CIRCUIT
1. Disconnect generator connector F1.
2. Apply ground to generator connector F1 terminal 2 with the igni- tion switch in the ON position.
OK or NG
OK >> GO TO "WORK FLOW" .
NG >> Check the following. • 10A fuse [No. 3, located in fuse block (J/B)]
• CHARGE lamp
• Harness for open or short between combination meterand fuse
• Harness for open or short between combination meter and generator
DIAGNOSTIC PROCEDURE 2
Check Battery Circuit
1.CHECK BATTERY CIRCUIT CONNECTION
Check to see if terminal 1 is clean and tight.
OK or NG
OK >> GO TO 2.
NG >> Repair terminal 1 connection. Confirm repair by performing complete Starting/Charging system test. Refer to diagnostic station instruction manual.
2.CHECK BATTERY CIRCUIT
Check voltage between generator connector F2 terminal 1 and
ground using a digital circuit tester.
OK or NG
OK >> GO TO 3.
NG >> Check the following. • 120A fusible link [letter a , located in fusible link box
(battery)]
• Harness for open or short between generator and fus- ible link
3.CHECK VOLTAGE DROP ON BATTERY CIRCUIT
Check voltage between generator connector F2 terminal 1 and bat-
tery positive terminal using a digital circuit tester.
OK or NG
OK >> Replace the generator. Refer to SC-25, "Removal and
Installation" . Confirm repair by performing complete
Starting/Charging system test. Refer to diagnostic sta-
tion instruction manual.
NG >> Check harness between the battery and the generator for poor continuity.
DIAGNOSTIC PROCEDURE 3
Check Voltage Regulator Circuit
CHARGE lamp should light up.
WKIA5577E
Battery voltage should exist.
WKIA5547E
With engine running
at idle and warm : Less than 0.2V
AWMIA1141GB
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CHARGING SYSTEMSC-25
< SERVICE INFORMATION >
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B
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1.CHECK VOLTAGE REGULATOR CIRCUIT CONNECTION
Check to see if terminal 3 is clean and tight.
OK or NG
OK >> GO TO 2.
NG >> Repair terminal 3 connection. Confirm repair by performing complete Starting/Charging system test. Refer to diagnostic station instruction manual.
2.CHECK VOLTAGE REGULATOR CIRCUIT
Check voltage between generator connector F1 terminal 3 and
ground using a digital circuit tester.
OK or NG
OK >> GO TO 3.
NG >> Check the following. • 10A fuse (No. 29, located in fuse and fusible link box)
• Harness for open or short between generator and fuse
3.CHECK VOLTAGE DROP ON VOLTAGE REGULATOR CIRCUIT
Check voltage between generator connector F1 terminal 3 and bat-
tery positive terminal using a digital circuit tester.
OK or NG
OK >> Replace the generator. Refer to SC-25, "Removal and
Installation" . Confirm repair by performing complete
Starting/Charging system test. Refer to diagnostic sta-
tion instruction manual.
NG >> Check harness between the battery and the generator for poor continuity.
Removal and InstallationINFOID:0000000005394869
Battery voltage should exist.
WKIA5579E
With engine running
at idle and warm : Less than 0.2V
WKIA5580E
SKIB1945J
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< SERVICE INFORMATION >
CHARGING SYSTEM
REMOVAL
1. Disconnect the battery negative terminal. Refer to SC-7, "Removal and Installation".
2. Remove drive belt. Refer to EM-15, "
Removal and Installation" (HR16DE), EM-132, "Removal and Instal-
lation" (MR18DE).
3. Remove radiator reservoir tank. Refer to CO-17, "
Removal and Installation" (HR16DE), CO-41, "Removal
and Installation" (MR18DE).
4. Disconnect generator connector.
5. Remove “B” terminal nut.
6. Remove generator bolts.
7. Remove generator assembly from the vehicle.
GENERATOR PULLEY INSPECTION
• Check that the generator pulley does not rattle.
• Check that the generator pulley nut is properly tightened.
INSTALLATION
Installation is in the reverse order of removal.
CAUTION:
Be sure to tighten “B” terminal nut carefully.
1. Generator bracket bolt 2. Generator bracket3. Generator bolt
4. Generator 5. Generator "B" terminal harness 6. "B" terminal nut
7. Generator connector
Generator pulley nut : 118 N·m (12.0 kg-m, 87 ft-lb)
Revision: January 20102010 Versa