CHARGING SYSTEM
SC-33
C
D
E
F
G
H
I
J
L
MA
B
SC
Revision: 2006 January2006 M35/M45
2. CHECK “L” TERMINAL CIRCUIT (OPEN)
1. Disconnect alternator connector.
2. Apply ground to alternator harness connector terminal.
3. Check condition the charge warning lamp with the ignition
switch in the ON position.
OK or NG
OK >> Go to SC-31, "WORK FLOW" .
NG >> Check the following.
Harness for open between combination meter and alternator
Harness for open between combination meter and fuse
Charge warning lamp (Combination meter)
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 illuminate?
YES >> Check the following.
Harness for short between combination meter and alternator
Charge warning lamp (Combination meter)
NO >> Go to SC-31, "
WORK FLOW" .
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. Refer to SC-28, "
Trouble Diagnoses with Battery/Starting/Charging System Tester
(Charging)" .
Alternator
connectorTerminal
GroundCondition
Ignition switch
positionCharge warning
lamp
F20 (VQ35DE)
E209 (VK45DE)3 ON illuminate
PKIB8807E
SC-34
CHARGING SYSTEM
Revision: 2006 January2006 M35/M45
2. CHECK “S” TERMINAL CIRCUIT
Check voltage between alternator harness connector and ground.
OK or NG
OK >> Go to SC-31, "WORK FLOW" .
NG >> Check harness for open between alternator and fuse.
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. Refer to SC-28, "
Trouble Diagnoses with Battery/Starting/Charging System Tester
(Charging)" .
2. CHECK “B” TERMINAL CIRCUIT
Check voltage between alternator “B” terminal and ground.
OK or NG
OK >> GO TO 3.
NG >> Check harness for open between alternator and fusible
link.
3. CHECK “B” TERMINAL CONNECTION (VOLTAGE DROP TEST)
1. Start engine, then engine running at idle and warm.
2. Check voltage between battery positive terminal and alternator
“B” terminal.
OK or NG
OK >> Go to SC-31, "WORK FLOW" .
NG >> Check harness between battery and alternator for poor continuity.
Terminals
Voltage (Approx.) (+)
(–)
Alternator connector Terminal
F20 (VQ35DE)
E209 (VK45DE)4 Ground Battery voltage
PKIB8808E
Terminals
Voltage (Approx.) (+)
(–)
Alternator “B” terminal Terminal
E205 [VQ35DE (2WD)]
E202 [VQ35DE (AWD)/VK45DE]1 Ground Battery voltage
PKIB8809E
Te r m i n a l s
Voltage
(Approx.)
(+)(–)
Alternator “B” terminal Terminal
Battery positive
terminalE205 [VQ35DE (2WD)]
E202 [VQ35DE (AWD)/VK45DE]1 Less than 0.2 V
PKIB8810E
