Batavus ION Guide D'utilisation page 63

Message
E35
E39
E45
63
Diagnosis
No communication with
throttle
Wrong charger
connected
Max temperature
of motor controller
reached
63
Solution
Check whether the plug
of the throttle is placed
well in the control unit
and place the display
again.
Connect the correct
charger.
Allow the motor
controller to cool before
switching on support
again.