ERROR CODE
SYMPTOM
PROBABLE CAUSE
SOLUTIONS
E177
OVERHEAT
Rollback - M2
Allow controller to cool off w/power on.
Possible bad M2 motor (Right Motor on RWD, Left Motor
on CWD).
E178
OVERHEAT
Rollback - M1
Allow controller to cool off with power on.
Possible bad M1 motor (Left Motor on RWD, Right Motor
on CWD).
E180
SHORT TO FRAME
Voltage on frame
Check wiring for short to frame of chair.
Replace controller and recalibrate motors.
Replace motors.
E181-E183
GB CTRL FAULT
General type controller failure.
Replace controller and recalibrate motors.
E200
Controller not connected
Input device does not
recognize the controller.
Turn chair off and then back on.
If fault repeats, replace the cable from the Display or
CMPJ+/PSF+/PSR+ to the controller.
If fault repeats, replace Display or Joystick.
If fault repeats, replace Controller.
E201
General controller fault
General controller fault
Turn chair off and then back on
If fault repeats, replace controller.
E202
LEFT MOTOR
FAULT displays and
the wheelchair does not
drive.
Displayed when a problem
with the left motor is detected.
Left on RWD - Right on CWD
Check motor lock engagement (clutch).
Check motor connection plug.
Verify left/right by switching motor plugs.
If fault follows motor, replace motor.
If fault does not follow motor, replace controller.
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