6 - 18
– +
ELEC
CHARGING SYSTEM
EC624000
COUPLERS AND LEADS CONNECTION
INSPECTION
1. Check:
● Couplers and leads connection
Rust/dust/looseness/short-circuit →
Repair or replace.
CHARGING VOLTAGE INSPECTION
1. Start the engine.
2. Inspect:
● Charging voltage
Out of specification → If no failure is
found in checking the source coil resis-
tance, replace the rectifier/regulator.
Tester (+) lead → Red lead 1
Tester (–) lead → Black lead 2
Charging
voltage
Tester selector
position
14.1 ~ 14.9 V at
5,000 r/min
DCV-20
R
B
WY
1
2
3. Inspect:
● Charging coil resistance
Out of specification → Replace.
Tester (+) lead → White lead 1
Tester (–) lead → Ground 2
Charging coil
resistance
Tester selector
position
0.288 ~ 0.432 Ω
at 20 ˚C (68 ˚F)
Ω × 1