Yamaha VMX12 2001 Service Manual page 410

EAS00759
4. Starting circuit cutoff relay
• Disconnect the starting circuit cutoff relay
coupler from the wire harness.
• Connect the pocket tester (Ω × 1) and bat-
tery (12 V) to the starting circuit cutoff relay
coupler as shown.
Positive battery terminal → red/black 1
Negative battery terminal →
Positive tester probe → red/black 1
Negative tester probe → red/white 3
• Does the starting circuit cutoff relay have
continuity between red/black and red/
white?
YES
ELECTRIC STARTING SYSTEM
black/yellow 2
NO
Replace the starting
circuit cutoff relay.
EAS00761
5. Starter relay
• Disconnect the starter relay coupler from
the coupler.
• Connect the pocket tester (Ω × 1) and bat-
tery (12 V) to the starter relay coupler as
shown.
Positive battery terminal → red/white 1
Negative battery terminal → blue/white 2
Positive tester probe → red 3
Negative tester probe → black 4
• Does the starter relay have continuity
between red and black?
EAS00749
6. Main switch
• Check the main switch for continuity.
Refer to "CHECKING THE SWITCHES".
• Is the main switch OK?
8 - 18
ELEC
YES
Replace the starter
relay.
YES
Replace the
switch.
– +
NO
NO
main