b'Twin Elops 940E, User Manual

14

Error codes

Battery errors (abnormal lighting of the LEDs)

Lighting of the 

LEDs

Definition

Solutions

System error

Check that the charger’s cables are in good condition and properly inserted. If the situa-

tion does not improve, go to your local Decathlon store

Protection in the event of high tempe-

ratures

Leave the battery to cool until the internal temperature drops sufficiently. If the situation 

does not improve, go to your local Decathlon store

Authentication error

Check that the control screen is properly inserted. Check that the cables are properly 

inserted. If the situation does not improve, go to your local Decathlon store

Charging error

Remove the battery charger and press the battery button. If the situation does not im-

prove, go to your local Decathlon store

Battery malfunction

Connect the charger to the battery and to a mains power socket for a few seconds and 

then remove the charger. Insert the battery on the bicycle and start the bicycle by holding 

the battery button down for a few seconds. If the situation does not improve, go to your 

local Decathlon store

 Off

 On

 Flashing

Warning message (W0…)

It will disappear if the error has been repaired.
Code

Definition

Solution

W010

System temperature too high

Stop the electrical assistance until the temperature drops and returns to normal. If the 

situation does not improve, go to your local Decathlon store

W011

Bicycle speed not detected

Make sure that the speed sensor on the rear wheel is properly fitted (the arrow on the 

sensor must be in line with the magnet fastened to one of the bicycle spokes, see diagram 

below). If the situation does not improve, go to your local Decathlon store

W012

Crank mounted in the wrong direction

Go to your local Decathlon store to get it repaired.

Diagram of the speed sensor/

magnet

Error message (E0…)

If an error message is displayed on the screen, follow the procedure that corresponds to the error code displayed and reboot the system by pressing the 

battery power button.

Code

Definition

Solution

E010

System error

Switch off the battery by holding the battery button down for a few seconds and then swit-

ch it back on. If the situation does not improve, go to your local Decathlon store

E012

Unable to boot the torque sensor

Switch off the battery by holding the battery button down for a few seconds. Remove your 

foot from the pedal. Then switch on the power assistance

 Do not place your feet on either pedal when switching on the electrical assistance.

E013

Software anomaly

Go to your local Decathlon store

E014

Speed sensor not fitted properly 

Go to your local Decathlon store

E020

Communication error between the 

screen and the control unit

Go to your local Decathlon store

E030

Adjustment error

Hold the battery button down for a few seconds to restart the bicycle. If the situation does 

not improve, go to your local Decathlon store

E031

Chain or crank not properly assembled

Go to your local Decathlon store

E043

Damaged software

Go to your local Decathlon store