Yamaha YZF-R6 99 Service Manual page 376

2. Oil level switch
S Drain the engine oil and remove the oil level
switch from the oil pan.
S Check the oil level switch for continuity.
Refer to "CHECKING THE SWITCHES".
S Is the oil level switch OK?
YES
3. Oil level relay
S Disconnect the oil level relay from the cou-
pler.
S Connect the pocket tester (
tery (12 V) to the oil level relay terminals as
shown.
Battery positive terminal ! brown
Battery negative terminal ! white
Tester positive probe ! red/blue
Tester negative probe ! black
S Does the oil level relay have continuity be-
tween red/blue and black?
YES
NO
Replace the oil level
switch.
1) and bat-
1
2
3
4
NO
Replace the oil level
relay.
SIGNALING SYSTEM
4. Voltage
S Connect the pocket tester (DC 20 V) to the
meter assembly coupler (wire harness side)
as shown.
Tester positive probe ! brown
Tester negative probe ! red/blue
S Set the main switch to "ON".
S Measure the voltage (12 V) of brown
red/blue at the meter assembly coupler.
S Is the voltage within specification?
YES
This circuit is OK.
EB806417
6. The fuel level indicator light fails to come
on.
1. Fuel level indicator light LED
S Check the LED of the fuel level indicator light.
Refer to "CHECKING THE LEDs".
S Is the fuel level indicator light LED OK?
YES
8-42
ELEC
1
2
1 and
NO
The wiring circuit
from the main switch
to the meter assem-
bly coupler is faulty
and must be re-
paired.
NO
Replace the meter
assembly.