Basic Service Information; Electrical System - Yamaha YZ 2019 Series Owner's Service Manual

EAM20120

BASIC SERVICE INFORMATION

EAM30181

ELECTRICAL SYSTEM

Electrical parts handling
ECA16600
NOTICE
Never disconnect a battery lead while the en-
gine is running; otherwise, the electrical
components could be damaged.
ECA16751
NOTICE
When disconnecting the battery leads from
the battery, be sure to disconnect the nega-
tive battery lead first, then the positive bat-
tery lead. If the positive battery lead is
disconnected first and a tool or similar item
contacts the vehicle, a spark could be gener-
ated, which is extremely dangerous.
TIP
If a battery lead is difficult to disconnect due to
rust on the battery terminal, remove the rust us-
ing hot water.
BASIC SERVICE INFORMATION
ECA16760
NOTICE
Be sure to connect the battery leads to the
correct battery terminals. Reversing the bat-
tery lead connections could damage the
electrical components.
ECA16771
NOTICE
When connecting the battery leads to the
battery, be sure to connect the positive bat-
tery lead first, then the negative battery lead.
If the negative battery lead is connected first
and a tool or similar item contacts the vehi-
cle while the positive battery lead is being
connected, a spark could be generated,
which is extremely dangerous.
ECA25900
NOTICE
Make sure that the engine is stopped after
pushing and holding the engine stop switch
before disconnecting or connecting any
electrical components.
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