Yamaha FX10X 2008 Service Manual page 300

Fault code No. 81
Diagnostic code No. 26 (grip warmer operation)
Order Item/components and probable cause
1 Open or short circuit in wire harness.
Fault code No. 83
Diagnostic code No. 27 (thumb warmer operation)
Order Item/components and probable cause
1 Short circuit in wire harness.
Fault code No. 85
Diagnostic code No. – –
Order Item/components and probable cause
1 Connections
Oil pressure switch coupler
Wire harness ECU coupler
Oil pressure switch sub-lead coupler
2 Open circuit in wire harness and/or oil
pressure switch sub-lead.
3 Defective oil pressure switch.
FUEL INJECTION SYSTEM
Symptom Grip warmer: open or short circuit detected.
Check or maintenance job
Repair or replace if there is an open or short cir-
cuit.
Between the grip warmer coupler and ECU cou-
pler.
Yellow/Red-Yellow/Red
Symptom Thumb warmer: short circuit detected.
Check or maintenance job
Repair or replace if there is a short circuit.
Between the thumb warmer coupler and ECU
coupler.
Light green-Light green
Symptom Oil pressure switch: open circuit detected.
Check or maintenance job
Check the couplers for any pins that may have
pulled out.
Check the locking condition of the couplers.
If there is a malfunction, repair it and connect the
coupler securely.
Repair or replace if there is an open circuit.
Between the oil pressure switch coupler and ECU
coupler.
Yellow/Green – Yellow/Green
With the engine stopped, check that there is con-
tinuity between the oil pressure switch terminals
and oil pressure switch body metal components
or engine ground.
Replace if there is no continuity.
Refer to "OIL PRESSURE SWITCH".
7-24
FI
Reinstatement
method
Setting the
engine stop
switch to "RUN"
and turning the
main switch on.
Reinstatement
method
Setting the
engine stop
switch to "RUN"
and turning the
main switch on.
Reinstatement
method
Starting the
engine and
operating it at
idle.