Error Codes List for KuKirin Electric Scooter

Updated: Friday, December 31, 2025

Encountering error codes on your KuKirin scooter can be a hassle, but understanding them is key to keeping your ride smooth. These codes help you pinpoint issues, from motor malfunctions to battery troubles. In this guide, we’ll break down the most common error codes you might see and offer straightforward solutions for each. Whether you'r a seasoned rider or just starting out, this info will help you tackle problems quickly and keep your scooter in top shape.

【New 2025 Upgrade】KuKirin G2 Master Electric Scooter

€839,00

€1.499,00

KuKirin G3 Pro electric scooter side view in black and orange

KuKirin G3 Pro electric scooter front-left angle view

KuKirin G3 Pro electric scooter folded view

KuKirin G3 Pro LCD dashboard display close-up

KuKirin G3 Pro rear wheel and suspension close-up

KuKirin G3 Pro electric scooter with accessory bundle including front storage bag and security lock

KuKirin G3 Pro electric scooter side view with included front storage bag accessory

KuKirin G3 Pro electric scooter side view with included security lock accessory

KuKirin (Kugoo Kirin) G3 Pro Off-Road Electric Scooter

€1.229,00

€2.199,00

KuKirin G4 Max electric scooter side view with dual front suspension and rugged tires

KuKirin G4 Max electric scooter front-left angle showcasing the handlebar and front light

Front view of KuKirin G4 Max showing the round headlight and wide off-road tire

Folded KuKirin G4 Max electric scooter showing compact structure and suspension

KuKirin G4 Max removable front storage bag mounted on the handlebar

Close-up view of the KuKirin G4 Max LCD digital display on the handlebar

KuKirin G4 Max front suspension system and headlight mounting structure

KuKirin G4 Max front fork, dual suspension tubes and headlamp assembly

KuKirin G4 Max front wheel close-up with disc brake and off-road tire

KuKirin G4 Max electric scooter side view with included front storage bag accessory

KuKirin G4 Max electric scooter with accessory bundle including front storage bag and security lock

KuKirin G4 Max electric scooter side view with included security lock accessory

KuKirin (Kugoo Kirin) G4 Max Electric Scooter

€2.149,00

€3.599,00

Error Codes-KuKirinG2 Master/KuKirinG3 Pro/ KuKirinG4 Max

E-001: Rear Motor Hall Fault

Swap rear and front motor plugs.
If E-011 occurs, replace the rear motor.
If not, replace the controller.

E-002: Throttle Fault

Check for bent pins in the throttle waterproof connector.
If pins are fine, replace the throttle.
If E-002 persists, replace the display.

E-003: Rear Controller Fault

Indicates either overcurrent protection or MOS short circuit.
If persistent, replace the controller.
If transient, it’s overcurrent protection.

E-005: Rear Drive Battery Under Voltage Fault

If battery voltage is below 41V, charge it.
If it’s much higher but still shows E-005, replace the battery.

E-006: Instrument Reception Fault

Check for bent pins in the waterproof connectors.
If fine, replace the instrument.
If E-006 continues, replace the controller.

E-007: Instrument Sending Fault

Similar steps as E-006.

E-009: Rear Controller Over Temperature Protection

Wait for the controller to cool down.

E-011: Front Motor Hall Fault

Swap front and rear motor plugs.
If E-001 occurs, replace the front motor.
If not, replace the controller.

E-013: Front Controller Fault

Same logic as E-003 regarding overcurrent and MOS issues.

E-015: Front Drive Battery Under Voltage Fault

Similar steps as E-005.

E-017: Front Controller Reception Fault

Replace the controller.

E-019: Front Controller Over Temperature Protection

Wait for the controller to cool down.

KuKirin G2 Pro electric scooter with detachable seat, side view on white background

KuKirin G2 Pro electric scooter front-side angle showing suspension and handlebar

KuKirin G2 Pro electric scooter LCD display showing speed and riding mode

KuKirin G2 Pro electric scooter front view with LED headlight and front tire

KuKirin G2 Pro electric scooter deck top view with orange accents

KuKirin G2 Pro electric scooter folded for portability, rear-side view

KuKirin G2 Pro electric scooter LED headlight close-up

KuKirin G2 Pro electric scooter handlebar with ignition key switch

KuKirin G2 Pro electric scooter folding latch close-up

KuKirin G2 Pro electric scooter rear wheel with disc brake and suspension system

KuKirin G2 Pro electric scooter side view with included security lock accessory

KuKirin G2 Pro electric scooter side view with included front storage bag accessory

KuKirin G2 Pro electric scooter with accessory bundle including front storage bag and security lock

KuKirin (Kugoo Kirin) G2 Pro (2025 Version)Electric Scooter

€499,00

€999,00

KuKirin G2 Max electric scooter side view with 10-inch tires

KuKirin G2 Max electric scooter front-side angle

KuKirin G2 Max LCD display close-up showing speed and battery level

KuKirin G2 Max foldable electric scooter in folded position

KuKirin G2 Max deck design with orange X pattern

KuKirin G2 Max seat mount and rear suspension close-up

KuKirin G2 Max folding lock knob close-up

KuKirin G2 Max rear wheel with disc brake and motor

KuKirin G2 Max stem safety lock lever close-up

KuKirin G2 Max adjustable seat post clamp close-up

KuKirin G2 Max electric scooter side view with included security lock accessory

KuKirin G2 Max electric scooter side view with included front storage bag accessory

KuKirin G2 Max electric scooter with accessory bundle including front storage bag and security lock

KuKirin (Kugoo Kirin) G2 Max Electric Scooter

€649,00

€1.099,00

Error Codes-KuKirin G2 Pro/ KuKirin G2 Max

E-001: Hall Sensor Fault

Unplug and reconnect the motor connectors. If the error persists, consider replacing the motor. If the error continues after replacing the motor, replace the controller.

E-002: Throttle Fault

Unplug and reconnect the throttle connector.

E-003: Controller Fault

Replace the controller.

E-005: Battery Under Voltage Fault

Have the customer plug in the charger to see if it charges normally. If so, advise charging for over 10 hours and then check the voltage. If it doesn’t charge, replace the charger first.

E-006: Instrument Reception Fault

Unplug and reconnect the main harness connector. If the issue remains, replace the controller.

E-007: Instrument Sending Fault

Unplug and reconnect the main harness and instrument connectors. If the problem persists, replace the instrument.

E-009: Controller Over Temperature Protection

Instruct the customer to power off the scooter, let it cool for a moment, and then turn it back on to clear the error.

KuKirin G2 electric scooter side view on white background

KuKirin G2 electric scooter 45-degree front view

KuKirin G2 electric scooter handlebar and front light housing close-up

KuKirin G2 electric scooter LCD dashboard close-up

KuKirin G2 electric scooter throttle and handle grip close-up

KuKirin G2 electric scooter folded rear-side view

KuKirin G2 electric scooter folding latch mechanism close-up

KuKirin G2 electric scooter deck top view with textured surface

KuKirin G2 electric scooter rear wheel and fender side view

KuKirin G2 electric scooter rear taillight close-up

KuKirin G2 electric scooter packaging box product image

KuKirin(Kugoo Kirin) 2025 G2 Electric Scooter

KuKirin(Kugoo Kirin) 2025 G2 Electric Scooter

€489,00

€569,00

KuKirin G3 electric scooter side view on white background

KuKirin G3 electric scooter front-side angle view

KuKirin G3 rear frame and suspension close-up

KuKirin G3 deck with anti-slip surface top view

KuKirin G3 rear wheel with disc brake close-up

KuKirin G3 electric scooter side view with included front storage bag accessory

KuKirin G3 electric scooter with accessory bundle including front storage bag and security lock

KuKirin G3 electric scooter side view with included security lock accessory

KuKirin (Kugoo Kirin) G3 Electric Scooter

€609,00

€1.329,00

Kukirin G4 electric scooter side view showcasing the full frame and design.

Kukirin G4 electric scooter front-side angle showing handlebar and deck.

Kukirin G4 handlebar close-up showing integrated headlight and control panel housing.

Kukirin G4 dashboard and cockpit close-up featuring the main display area.

Kukirin G4 electric scooter folded view from rear-side angle.

Kukirin G4 front reflector close-up mounted on the scooter frame.

Kukirin G4 folding mechanism close-up showing the hinge and locking structure.

Kukirin G4 rear footrest and suspension area close-up.

Kukirin G4 rear wheel close-up showing disc brake and fender.

KuKirin G4 electric scooter side view with included front storage bag accessory

KuKirin G4 electric scooter with accessory bundle including front storage bag and security lock

KuKirin G4 electric scooter side view with included security lock accessory

KuKirin (Kugoo Kirin) G4 (2025 Version)Electric Scooter

€859,00

€1.799,00

Error Codes- KuKirin G2/KuKirin G3/KuKirin G4

E-7: Hall Sensor Fault

Unplug and reconnect the motor wires. If the error persists, replace the motor. If the error continues after replacing the motor, replace the controller.

E-6: Serial Communication Fault

Unplug and reconnect the main harness. If that doesn’t resolve the issue, replace the main harness. If the error still occurs, replace the controller.

E-5: Brake Fault

Unplug and reconnect the brake lever connector. If the error remains, replace the brake lever.

E-4: Throttle Fault

Unplug and reconnect the throttle connector. If the issue continues, replace the throttle.

E-3: Controller Fault

Unplug and reconnect the main harness. If the error persists, replace the controller.

E-2: Under Voltage Fault

Instruct the customer to connect the charger and fully charge the battery. If the error remains, replace the battery. If the charger indicator doesn’t change from red to green, replace the charger.

E-1: Over Voltage Fault

Have the customer let the scooter sit for two days. If the error still appears, connect to the reset software for troubleshooting.

E-0: Stalling Fault

Ensure the wheels are free from obstructions, then restart the scooter.

"88" G2 Error Code

First, use the reset software to reset the system. If the issue persists, the motor needs to be replaced.

Error Codes- KuKirin G2 Ultra

Error Code	Issue Description	Troubleshooting & Solution
E-000	Motor Stall / Locked Rotor	Check for mechanical blockages (e.g., seized disc brakes, debris). Clean and clear any obstructions.
E-001	Battery Overvoltage	Measure battery voltage. If the voltage is abnormal (too high), the battery pack is faulty.
E-002	Battery Undervoltage	Fully charge the battery first to see if the E-002 error code disappears.
E-003	Controller Failure	Internal controller malfunction. Replace the controller unit.
E-004	Accelerator/Throttle Error	Faulty thumb throttle. Replace the accelerator/throttle assembly.
E-005	Brake Lever Error	Brake sensor or lever malfunction. Replace the brake lever/handle.
E-006	Communication Failure	Likely a fault in the main harness. Unplug and reconnect cables; replace if needed.
E-007	Rear Motor Hall Error	Faulty Hall sensor in the rear motor. Replace the rear motor.
E-008	Front Motor Hall Error	Faulty Hall sensor in the front motor. Replace the front motor.
E-009	Battery Comm. Failure	Inspect the comm. cable for loose screws or damage. Re-tighten or replace.

Error Codes- KuKirin M4 Max

Error Code	Issue Description	Troubleshooting & Solution
E-01	Motor Failure	Reconnect the motor cable. If the error persists, replace the motor to resolve the issue.
E-02	Throttle Failure	Reconnect the display port. If the error persists, replace the display unit for further testing.
E-03	Controller Failure	Internal controller malfunction. Replace the controller unit.
E-05	Battery Undervoltage	Fully charge the battery. If the error remains, the battery may be damaged and needs replacement.
E-06	Comm. Failure (Display)	Replace the controller first. If error persists, replace the display unit.
E-07	Comm. Failure (Controller)	Replace the display first. If error persists, replace the controller unit.
E-09	Motor Overheating	Power off and let it cool down. If the error remains after cooling, replace the controller.

Error Codes- KuKirin A1

Error Code	Issue Description	Troubleshooting & Solution
E-001	Rear Motor Failure	Test by replacing the motor. If the error persists, replace the controller for further testing.
E-002	Accelerator/Throttle Error	Replace the thumb throttle assembly.
E-003	Controller Failure	Internal controller malfunction. Replace the controller unit.
E-004	Brake Failure	Faulty brake sensor or lever. Replace the brake lever.
E-005	Battery Undervoltage	Insufficient battery power. Please recharge and try again.
E-006	Display Receiving Error	First replace the controller. If the error persists, replace the display unit.
E-007	Display Sending Error	First replace the display unit. If the error persists, replace the controller.
E-008	Motor Overheating	Let it rest. If the error does not disappear after cooling, replace the motor.
E-009	Controller Overheating	Protection mode activated. The error will disappear once the controller cools down.

Error Codes- KuKirin S1 Max

Error Code	Issue Description	Troubleshooting & Solution
1E	Motor Hall Sensor Error	Faulty Hall sensor within the motor. Replace the motor assembly.
2E	Throttle Failure	Accelerator malfunction. Replace the thumb throttle unit.
3E	Controller Failure	Internal controller malfunction. Replace the controller unit.
4E	Brake Failure	Faulty brake sensor or lever. Replace the brake thumb throttle/lever.
5E	Undervoltage Protection	Low battery. If the error persists after a full charge, replace the battery for testing.
6E	Display Receiving Error	The display cannot receive signals. Replace the display unit.
7E	Display Sending Error	The display cannot send signals. Replace the display unit.
9E	Controller Overheating	High temperature detected in the controller. Replace the controller unit.

Conclusion

By understanding these KuKirin scooter error codes, you can tackle most issues quickly and keep your rides smooth. While some fixes are simple, like reconnecting cables, others might need parts replaced or professional help. Regular maintenance and addressing issues as they come up will help keep your scooter in top shape. Now you’re ready to handle common errors and enjoy worry-free rides!

Frequently Asked Questions

1. What should I do if I see an error code not listed here?

If you encounter an error code that isn’t covered in this guide, contact customer support for assistance. They can provide specific guidance based on your model.

2. Can I fix these issues myself, or do I need a professional?

Many issues can be fixed by following the steps in this guide, such as reconnecting cables or charging the battery. However, if the problem persists or requires replacing parts like the controller or motor, it may be best to seek professional help.

3.What should I do if the error reappears after fixing it?

If an error reoccurs after attempting the recommended fixes, it could indicate a deeper issue with your scooter. Consider taking it to a certified repair shop for a thorough inspection.

4.Will fixing these errors void my warranty?

Simple troubleshooting steps, like reconnecting cables or charging, typically won’t affect your warranty. However, if you need to replace parts, check your warranty terms or contact KuKirin support to ensure coverage.

Hurry up! Merry Cristmas Sale ends in:

Days

Hrs

Mins

Secs

Free Shipping

12-Month Warranty

1-on-1 Expert Support

Support Klarna installment payments

Check Availability

Free Shipping All Scooters

Free Shipping

Free fast local delivery from Poland warehouse within 5 business days.

12-Month Warranty

Longer, better, safer. Assure you of reliability. The rest is pure riding joy.

Customer Support

Solve problems promptly.Your satisfaction is our No.1 priority.

Secure payment

Safe and Convenient.Your payment information is processed securely.