Yamaha XVZ13TF 1999 Service Manual page 434

4. Voltage
S Connect the pocket tester (20 V DC) to the
neutral switch coupler (wire harness side) as
shown.
Tester positive probe ! light green
Tester negative probe ! ground
S Set the main switch to "ON".
S Set the transmission within neutral.
S Measure the voltage (12 V).
S Is the voltage within specification?
YES
This circuit is OK.
EAS00802
5. The oil level indicator light fails to come on.
1. Oil level indicator light bulb and socket
S Check the oil level indicator light bulb and
socket for continuity.
S Are the oil level indicator light bulb and sock-
et OK?
YES
1
NO
The wiring circuit
from the neutral
switch to neutral
switch coupler (wire
harness side) is
faulty and must be
repaired.
NO
Replace the oil level
indicator light bulb,
socket or both.
SIGNAL SYSTEM
2. Starting circuit cut-off relay
S Disconnect the starting circuit cut-off relay
coupler from the wire harness.
S Connect the pocket tester (Ω
starting circuit cut-off relay coupler (wire har-
ness side) as shown.
S Measure the resistor for the specified resis-
tance.
Tester positive terminal ! black/red
Tester negative terminal ! brack/white
6.4 – 9.6 Ω at 20_C
S Is the resistor resistance within specifica-
tion?
YES
3. Engine oil level switch
S Drain the engine oil and remove the engine
oil level switch from the oil pan.
S Check the engine oil level switch for conti-
nuity.
Refer to "CHECKING THE SWITCHES".
S Is the engine oil level switch OK?
YES
EAS00750
4. Engine stop switch
S Check the engine stop switch for continuity.
Refer to "CHECKING THE SWITCHES".
S Is the engine stop switch OK?
YES
8-36
ELEC
1) to the
1
2
NO
Replace the starting
circuit cut-off relay.
NO
Replace the engine
oil level switch.
NO
Replace the right
handlebar switch.