NO LOAD TEST (See Figure 10E-3)
1. Remove the electrical plug from the alternator.
2. Using a jumper wire, connect the F terminal to the
B terminal.
3. Ground the E terminal.
4. Set the multimeter to 200 VDC.
5. Start and run engine at approximately 1500 rpm.
6. Disconnect the battery NEG (–) cable.
•
Voltage should be about 17 VDC.
•
Voltage should increase to 32 VDC as the en-
gine rpm is increased.
•
If no voltage is recorded the alternator is faulty.
ELECTRICAL SYSTEM
SECTION 10E. CHARGING SYSTEM
10E-3
10E
Figure 10E-3. Alternator No-Load Test
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