Yamaha FJR13AG Service Manual page 639

7. Check the entire fuel pump system
wiring.
Refer to "CIRCUIT DIAGRAM
(FJR13AG)" on page 8-157 or refer
to "CIRCUIT DIAGRAM
(FJR13ESG)" on page 8-159.
OK ↓
Replace the ECU. Refer to "CIRCUIT
DIAGRAM (FJR13ESG)" on page
8-159.
FUEL PUMP SYSTEM
NG →
Properly connect or replace the wire har-
ness.
8-162