A SERVICE OF

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9-8 ELECTRICAL SYSTEM
CHARGING SYSTEM
TROUBLESHOOTING
Battery runs down quickly
Step 1
1) Check accessories which use excessive amounts of electricity.
Are accessories being installed?
Step 2
1) Check the battery for current leaks. (9-9)
Is the battery for current leaks OK?
Step 3
1) Measure the regulated voltage between the battery terminals. (9-10)
Is the regulated voltage OK?
Step 4
1) Measure the resistance of the generator coil. (9-10)
Is the resistance of generator coil OK?
YES Remove accessories.
NO Go to Step 2.
YES Go to Step 3.
NO
Short circuit of wire harness
Faulty electrical equipment
YES
Faulty battery
Abnormal driving condition
NO Go to Step 4.
YES Go to Step 5.
NO
Faulty generator coil
Disconnected lead wires
Generator
Regulator/Rectifier
SCR
IC
IG. switch
Load
Battery