Yamaha TDM900 R Supplementary Service Manual page 15

EAS00759
4. Starting circuit cut-off relay
S Disconnect the starting circuit cut-off relay
from the wire harness.
S Connect the pocket tester (Ω
tery (12 V) to the starting circuit cut-off relay
terminals as shown.
Battery positive terminal ! red/black
Battery negative terminal !
Tester positive prove ! blue/white
Tester negative prove ! black
S Does the starting circuit cut-off relay have
continuity between blue/white and black?
YES
EAS00760
5. Starting circuit cut-off relay (diode)
S Disconnect the starting circuit cut-off relay
from the wire harness.
S Connect the pocket tester (Ω
starting circuit cut-off relay terminals as
shown.
S Measure the starting circuit cut-off relay for
continuity as follows.
ELECTRIC STARTING SYSTEM
1) and bat-
1
black/yellow
2
3
4
NO
Replace the starting
circuit cut-off relay.
1) to the
Tester positive probe !
Tester negative probe !
Tester positive probe !
Tester negative probe !
Tester positive probe !
Tester negative probe !
Tester positive probe !
Tester negative probe !
Tester positive probe !
Tester negative probe !
Tester positive probe !
Tester negative probe !
NOTE:
When you switch the tester's positive and
negative probes, the readings in the above
chart will be reversed.
S Are the testing readings correct?
YES
–7–
ELEC
sky blue
1
black/yellow 2
sky blue
1
Continuity
3
blue/yellow
blue/green
4
3
blue/yellow
black/yellow
2
sky blue 1
blue/yellow
3
No conti-
nuity
sky blue 1
blue/yellow
3
4
blue/green
Replace the starting
circuit cut-off relay.
NO