Yamaha FZS1000N, Service Manual

Page: 364 / 394

8-41
EAS00802
5. The oil level warning light fails to come on.
1. Oil level warning light bulb and socket
Check the oil level warning light bulb and
socket for continuity.
NO YES
Replace the oil level
warning light bulb,
socket or both.
YES NO
Drain the engine oil and remove the engine
oil level switch from the oil pan.
Check the engine oil level switch for conti-
nuity.
Refer to “CHECKING THE SWITCHES”.
Replace the engine
oil level switch.
2. Engine oil level switch
1
Positive tester probe
!
brown
Negative tester probe
!
ground
YES NO
Set the main switch to “ON”.
Measure the voltage (12 V).
The wiring circuit
from the main switch
to the meter light bulb
coupler is faulty and
must be repaired.
3. Voltage
Connect the pocket tester (DC 20 V) to the
meter light bulb coupler (wire harness side)
as shown.
Is the voltage within specification?
This circuit is OK.
Are the oil level warning light bulb and sock-
et OK?
Is the engine oil level switch OK?
YES NO
Check the entire signal system’s wiring.
Refer to “CIRCUIT DIAGRAM”.
Properly connect or
repair the signaling
system’s wiring.
3. Wiring
Is the signaling system’s wiring properly
connected and without defects?
Replace the meter
unit.
EAS00795
SIGNAL SYSTEM
ELEC