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This setting is the priority version. The speed is the maximum set
by manufacturer.
Button Push-assistance Enable/Disable
PUS represents button push-assistance settings. Y represents button
push is enabled, N represents button push is disabled. The default value
is Y.
To change button push-assistance settings, press the UP/DOWN
button to choose Y or N.
To store a changed setting, press the MODE button and then access
PAS speed settings.
PAS Speed Settings
To change PAS speed settings, press the UP/DOWN button to
adjust from 20% to 35%,
To store a modified setting, press the MODE button and then access
slowly start up.
The default value is 25%.
Interface of Max Speed Limited Settings
Interface of Push-assistance
14
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Need help?
Do you have a question about the KD21C and is the answer not in the manual?
Questions and answers
Speedometer stopped working.
Speedometer stopped working
To fix the speedometer on a Key-Disp KD21C, follow these steps:
1. Check Speed Sensor Settings – Ensure the speed sensor settings are correctly configured under the personalized parameter settings.
2. Verify Wheel Diameter – Ensure the correct wheel diameter is set in the display settings to ensure accurate speed readings.
3. Inspect Connections – Check the wiring connections between the display and controller to ensure they are secure and undamaged.
4. Look for Error Codes – If an error code appears, refer to the error code list and address any abnormalities.
5. Reset to Default Settings – If the issue persists, restore default settings under the display's settings menu.
6. Check Power Supply – Ensure the display and e-bike system are powered correctly.
7. Avoid Modifying System Parameters – Modifying system parameters incorrectly may cause display malfunctions.
If the problem continues, professional repair may be needed.
This answer is automatically generated
How to erase total miles on display
The total miles (odometer reading) on the Key-Disp KD21C display cannot be erased. Only the trip distance can be reset to zero by holding the MODE button. The odometer will continue counting the total distance traveled.
This answer is automatically generated
Quand j'allume le velo sur l'écran y a écrit P1 et 0000 avec le 0 qui clignote
How to reset to default settings
To reset the Key-Disp KD21C to default settings:
1. Hold both the UP and ON/OFF buttons for 2 seconds to access the selection interface.
2. Use the UP/DOWN buttons to choose “Y” (Yes) for recovering default settings.
3. Hold the ON/OFF button for 2 seconds to confirm.
4. The display will show DEF-00 and return to the startup page.
This answer is automatically generated
I have error 24in my lcd
Error 24 on the Key-Disp KD21C LCD means "Motor Hall Signal Abnormality."
This answer is automatically generated
I have error number 24 my bike is cuybike
Error number 24 for a Key-Disp KD21C bike means "Motor Hall Signal Abnormality."
This answer is automatically generated