Electric Power Steering System
8-11
5. All have power-assisted to turn left or right
，
but steering becomes heavy.
S/N
Fault phenomenon
Fault point
Solution
1
Meter
warning
fault
code
：
F00006
ECU radiator overheat, ECU
reduce the power of the motor‘s
output torque automatically, or
ECU‘s inside temperature alarm
sensor damaged.
Remove dirt or another
covering on shell of ECU.
Bring the UTV to dealer
for repair
2
No meter alarm, steering
becomes more difficult if
no power.
Mechanical
steering
system’s
spare parts are damaged.
Adjust
、
repair damaged
spare parts.
3
No meter alarm
ECU damaged, or the ECU
software program has error.
Bring the UTV to dealer
for repair
6. All have power-assisted to turn left or right
，
the power of steering to left and right is different.
S/N
Fault phenomenon
Fault point
Solution
1
No meter alarm
Two channels’ parameters of
sensor changed
Replace sensor or go to
dealer for repair.
2
No
meter
alarm.
No
power-assisted the power
of steering to left and
right is different
Mechanical
steering
system’s
spare parts are damaged.
Adjust
、
repair damaged
spare parts.
3
No meter alarm
ECU damaged, or the ECU
software program has error.
Bring the UTV to dealer
for repair
4
No meter alarm
The initialization parameter of
ECU has error.
Restart initialization for
ECU
7. Open main switch, steering to the same direction automatically.
S/N
Fault phenomenon
Fault point
Solution
1
No meter alarm
Sensor is loosen
Bring the UTV to dealer
for repair
2
No meter alarm ,
Sensor no loosening.
The initialization parameter of
ECU has error.
Restart initialization for
ECU
