Yamaha BT1100 2002 Service Manual page 334

2. Oil level switch
• Drain the engine oil and remove the oil level
switch from the oil pan.
• Check the oil level switch for continuity. Refer
to "CHECKING THE SWITCHES".
• Is the oil level switch OK?
YES
3. Voltage
• Connect the pocket tester (DC 20 V) to the
meter assembly coupler (wire harness side)
as shown.
Tester positive probe
Tester negative probe
• Set the main switch to "ON".
• Measure the voltage (12 V) of Brown 1 and
Black/White 2 at the meter assembly coupler.
• Is the voltage within specification?
YES
This circuit is OK.
NO
Replace the oil level
switch.
Red/White 1
Black/White 2
NO
The wiring circuit
from the main switch
to the meter assem-
bly coupler is faulty
and must be re-
paired.
SIGNALING SYSTEM
7-40
ELEC