Yamaha XJR1300(L) 99 Service Manual page 323

4. Starting circuit cutoff relay
S Disconnect the relay unit from the coupler.
S Connect the pocket tester (Ω
unit terminals as shown.
Tester positive probe ! red/blue
Tester negative probe ! brack/red
S Measure the relay unit resistance.
Relay unit resistance
8.2 Ω at 20_C
S Is the relay unit OK?
YES
5. 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 ! black/red
SIGNALING SYSTEM
1) to the relay
1
2
NO
Replace the starting
circuit cutoff relay.
1
2
S Set the main switch to "ON".
S Measure the voltage (12 V) of brown
black/red at the meter assembly coupler.
S Is the voltage within specification?
YES
This circuit is OK.
EAS00804
6. The fuel level gauge fails to operate.
1. Fuel sender
S Disconnect the fuel sender coupler from the
wire harness.
S Drain the fuel from the fuel tank and remove
the fuel sender from the fuel tank.
S Connect the pocket tester to the fuel sender
coupler as shown.
Tester positive probe ! green
Tester negative probe ! black
S Measure the fuel sender resistance.
Fuel sender resistance (up position)
4 X 10 Ω at 20_C
Fuel sender resistance (down posi-
tion)
90 X 100 Ω at 20_C
S Is the fuel sender OK?
YES
7-39
ELEC
1 and
NO
The wiring circuit
from the main switch
to the meter assem-
bly coupler is faulty
and must be re-
paired.
1
2
NO
Replace the fuel
sender.