OKAI EA10A Instruction Manual page 29

Error
Error name
number
08E Motor overheated
09E Lever failure
Left brake
10E
failure
Instrument to
electronic control
11E
central control
failure
The meter
12E receives data
timeout failure
Controller
15E firmware is
missing
Handlebar does
18E
not return
Left brake lever
19E
is not reset
Right brake lever
20E
has not returned
The reason
Motor temperature exceeds the
normal operating temperature
Handlebar malfunction or poor
connection
Left brake lever Hall failure or
poor connection
The instrument communication
connector is faulty or the device
is faulty
The instrument communication
connector is bad or the device is
bad
The controller app program is
damaged
The handle turns back into
position when turning on or the
handle is damaged
The left brake does not return
or the left brake is damaged
when starting up
The right brake is not in position
when turned on or the right
brake is damaged
27
Troubleshooting method
1. Stop riding and cool down, and
wait for the fault to be resolved by itself
2. Replace the motor
1. Check the connection of the switch
handle and eliminate the poor contact
2. Replace the handle
1. Check the brake lever wiring to
eliminate poor contact
2. Replace the left brake lever
1. Check the wiring of the instrument
and the central control harness plug-in
of the instrument, and eliminate the
poor contact
2. Replace the meter
1. Check the wiring of the instrument
and the central control harness plug-in
of the instrument, and eliminate the
poor contact
2. Replace the meter
3. Replace the controller
1. Re-upgrade the controller program
2. Replace the controller
1. Put the transfer back into place
2. Replace the handle
3. Release the handle
1. Return the left brake lever
1. Replace the left brake
1. Return the right brake lever
2. Replace the right brake