TOHATSU 40 Service Manual page 286

When repairs are complete, make sure all ignition
and electrical leads are properly routed and
clamped in their original positions and the start-
ingear prevention system must be tested before
returning engine to customer.
The following tests must be performed with correct
test propeller and with the engine in a test tank.
If the battery fails to maintain a charge:
1. Check battery, see Battery Care and Maintenance in this section.
2. Check 20 A engine fuse. If it is blown, check the following short
or overload conditions:
• Short in charging circuit wiring or components, such as the
alternator coils or rectifier/regulator.
• Short in starter circuit wiring or components, such as starter
solenoid, main key switch, or neutral start switch.
• Short in accessories such as power trim/tilt.
• Overload in starter motor or power trim/tilt motor.
3. Check main key switch for continuity between RED leads with
switch in OFF position, see Main Key Switch Test in this section.
4. Check alternator coils, see Alternator Coil Tests in this section.
5. Check rectifier/regulator, see Rectifier/Regulator Tests in this
section.
3-/ 4-Cylinder
CAUTION
CAUTION
ELECTRICAL SYSTEM
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