Troubleshooting Details (Eps System) - Yamaha Grizzly550 User Manual

EPS (ELECTRIC POWER STEERING) SYSTEM (for
EAS30290

TROUBLESHOOTING DETAILS (EPS SYSTEM)

TIP
The malfunction history is stored even if the main switch is turned to "OFF", therefore, be sure to erase
the history (present and past malfunction signaling modes) after repairing the cause of the EPS system
malfunction. The malfunction history must be erased in the diagnostic mode. Refer to "DIAGNOSTIC
MODE" on page 9-66.
Fault code No. 11,13,
15,16
Order Item/components and probable
cause
1 Connections
• EPS torque sensor coupler
2 Defective EPS torque sensor.
3 Open or short circuit in EPS torque
sensor lead.
Symptom EPS torque sensor: open or short circuit detected.
Check or maintenance job
• Check the coupler for any pins
• Check the locking condition of
• If there is a malfunction, repair it
• Replace if defective.
• Repair or replace if there is an
• Between EPS torque sensor
9-70
YFM5FGP/YFM7FGP)
that may have pulled out.
the coupler.
and connect the coupler se-
curely.
Refer to "CHECKING THE EPS
TORQUE SENSOR (for
YFM5FGP/YFM7FGP)" on
page 9-97.
open or short circuit.
coupler and EPS control unit
coupler.
(white–white)
(red–red)
(green–green)
(black–black)
Reinstatement
method
Setting the
main switch to
"OFF".
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