20
Make sure the first step of testing is normal, then turn off the power, connect electronic
steering wheel potentiometer plug and driving motor potentiometer plug as before, turn
on the power.
Operation
Result
Conclusion
Solution
Press “left” button
on the remote
control.
Wheels turn left
until the maximum
angle.
The function is
normal.
Press “right” button
on the remote
control.
Wheels turn right
until the maximum
angle.
The function is
normal.
Press “left” button
on the remote
control.
Wheels can’t turn
left.
Steering motor
potentiometer has
some problems.
Change a new
steering motor
potentiometer.
Press
“right” button
on the remote
control.
Wheels can’t turn
right.
Press “left” and
“right” button on
the remote control.
Wheels turn left but
can’t turn right, or
wheels turn right
but can’t turn left.
Check whether the
potentiometer is
installed in place.
Steering motor may
have some
problems.
Install
potentiometer in
place or change a
new potentiometer.
Turn on the power,
wheels turn to one
side automatically.
Wheels turn to one
side or turn to far
left or turn to far
right, it means self-
position function of
the wheels have
some problems.
Communication
error makes self-
position function
offset.
Adjust the
electronic steering
wheel.
Make sure the second step of testing is normal, then test the steering wheel.
Operation
Result
Conclusion
Solution
Turn the steering
wheel left.
Wheels turn left
until the maximum
angle.
The function is
normal.
Turn the steering
wheel right.
Wheels turn right
until the maximum
angle.
The function is
normal.
Turn the steering
wheel left.
Wheels
can’t turn
left.
Steering motor
potentiometer has
some problems.
Change a new
steering motor
potentiometer.
Turn the steering
wheel right.
Wheels can’t turn
right.
