Yamaha MBK X-MAX 300 2017, Service Manual

Page: 330 / 462

SIGNALING SYSTEM
8-25
The fuel meter fails to operate.
NG
→
OK
↓
NG
→
OK
↓
The traction control system meter fails to operate.
NG
→
OK
↓
NG
→
OK
↓
TIP
Replace if there is an open or short circuit.
• Between rear wheel sensor coupler and ABS ECU coupler.
(brown–brown)
(yellow–yellow)
• Between ABS ECU coupler and ECU coupler.
(white/black–white/black)
• Between ECU coupler and meter assembly coupler.
(blue/red–blue/red)
The V-belt replacement indicator, engine oil change indicator, instantaneous fuel consumption meter
fails to operate.
NG
→
OK
↓
1. Check the fuel sender.
Refer to “CHECKING THE FUEL
SENDER” on page 8-135. Replace the fuel pump.
2. Check the entire signaling system
wiring.
Refer to “CIRCUIT DIAGRAM” on
page 8-19. Properly connect or replace the wire har-
ness.
Replace the meter assembly.
1. Check the rear wheel sensor.
Refer to “MAINTENANCE OF THE
REAR WHEEL SENSOR AND
SENSOR ROTOR” on page 4-35.
Replace the rear wheel sensor.
2. Check the entire wheel sensor wir-
ing.
Refer to TIP.
Properly connect or replace the wire har-
ness.
Replace the hydraulic unit assembly,
ECU or meter assembly.
1. Check the entire wiring.
Refer to “CIRCUIT DIAGRAM” on
page 8-19.
Properly connect or replace the wiring har-
ness.
Replace the meter assembly.