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Toubleshooting
Questions Related to Cyrusher E-Bikes
HOW TO CHANGE CYRUSHER XF800 BIKE COMPUTER (KT-LCD3) FROM KMPH TO MPH ?
Step1: Press (1) button 3 seconds to turn on bike computer ; Step 2: Press Up + Down button together to enter the setting model; Step 3: Press (1) button twice to switch to Speed Unit setting model and you will see the KMS or MPH is flashing; Step 4: Press UP or Down button switch the Speed Unit to from KMS to MPH or MPH to KMS; Step 5: Press Up + Down buttons at the time for 3 seconds t
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How to fix XF800 bafang 750Watt motor does not run for a loaded riding
If rider over weight(70KG=150lbs), you may have the issue the motor does not move or just jumps a little bit when you sit on the bike and hit the throttle. However, if you lift the rear wheel up and hit thethrottle, it works pretty much fine. This happen mainly because the bike computer C5 level default setting is only for lighter rider such as (70Kg=150lbs) So how to make the
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How to Replace XF800 Ebike Rear Flat Tire
Tools: 4MM Allen Key Screw Driver; 18MM Wrench Bike Inflator Steps: Steps: Step 1. Disconnect Motor Cable; Step 2. Remove Brake Caplier By 4MM Allen Key Screw Driver; Step 3. Remove Rear Wheel By 18MM Wrench ; Step 4. Replace Inner Tube; Step 5. Inflate Inner Tube; Step 6. Put Whole Wheelset Back By Above Tools;
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How to Replace the XF800 Hydraulic Brake Oil Tutorial
This video is about how to replace Cyrusher XF800 ( From 2ND to 4TH Generation) Star Union Hydraulic Brake Oil or Fluid Only. You may need to watch this video more than few times before you full understand the process of change and replacement. If you still have any questions, please feel free to visit cyrusher.com to get support in details.
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How to solve Cyrusher XF800 Motor Brake Cut Sensor Issues
If there shows the circle to the right of the battery (next to the TTM) on your bike computer which should only show when the brakes are engaged and that automatically cuts power to the motor which is why your throttle won’t be engaging. So the system thinks the brakes are engaged. How to solve it ? You need to disconnect the power cut off cable one by one and use the throttle t
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How to Tighten and Adjust the 2nd Version XF660 Fat Tire Ebike Handlebar Stem
Just open the Adjustable Handlebar Stem and Use to Tighten and Adjust Stem According to the Video Instruction.  for XF650/XF900
For safety reasons, we have limited the speed of XF650/XF900 so it's legal on the road. However, if you choose to enjoy your bike off-roading at full speed, here's how you can remove the speed limit of XF650/XF900, please follow local laws and regulations when you do so: We have a detailed video showing you how to remove the speed limit for XF650/XF900: https://www.youtube.com/shorts/1wvBk9gnShk Step 1: Take out the battery and unscrew the battery housing  for Kommoda
Due to safety and local law reason, we have limited the motor and speed to 250W and 15mph, if you would like the 750W with no speed limit, please follow the instruction video and text below: 'Unplug the speed limiting cable for Kommoda' https://www.youtube.com/watch?v=XK4uUOwrTnw Step 1: Remove the bolt with Allen key screwdriver and take out the controller in the frame. ![](https://sto
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How to solve no error code on the bike computer but the motor won't run
This article is dedicated to showing you how to identify the problem when you have no error code on the bike computer and you can't start the motor. This error could be caused by the main cable, controller, or motor failure, please follow the steps to identify the issue: Step 1: Check all the cable connections, especially the motor cable connection, and make sure they're well connected. ![](https://storage.crisp.chat/users/helpdesk/website/f647b0a9af965000/eee9f637-a0af-4939-9295-e3a5ec_19htz
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How to install the XF650 thumb throttle
This article is dedicated to showing you how to install the thumb throttle for XF650. We have made a detailed video showing you step by step, please watch it while installing, I'm sure you'll find that pretty easy: https://www.youtube.com/watch?v=oalCWFIH6Ec The video is in France, if you're having trouble with it, please turn on the English caption.
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How to solve your brakes squeal or make a grinding noise
This article is dedicated to showing you how to solve the problem when your bike's brakes squeal or make a grinding noise. To solve the problem, we need to check the brake pads and adjust the rotor and some screws, please see this video for detail: https://www.youtube.com/watch?v=Qbj95kLpOZs
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How to inflate the tire when it keeps popping off the rim
This article is dedicated to solving the problem when you inflate the tire and it just keeps popping off the rim. Step 1: Inflate the tire and keep watching the status of it, when you see it slightly pop off the rim, stop inflating. Step 2: Push the edge of the tire to position, well situated in the rim. ![](http
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Error Code 10 - How to identify the problem when there's E10 code on your bike computer
This article is dedicated to identifying the problems when you encounter the error code 10 situation. Here's what it is like to have an error code 10 on the bike computer: Please take the following diagnosis step to identify the problem, whether it's a sensor or controller, or motor issue, the steps have been proved a success in multiple cases. Diagnosis Step: **1. Remove the crank
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How to bleed your brakes
This video is dedicated to showing you how to solve the problem when your brake is not working, you can press the brake all the way down, but there's a minimum effort on the brake. This is a common issue with hydraulic brakes, all you need to do is bleed the brakes using a bleed kit and mineral oil, here's a detailed video on how to do that: ![](https://storage.crisp.chat/users/he
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How to install the Kommoda thumb throttle
This article is dedicated to showing you how to install the thumb throttle for Kommoda. We have made a detailed video showing you step by step, please watch it while installing, I'm sure you'll find that pretty easy: 'Cyrusher Bikes-Kommoda Throttle Installation' https://www.youtube.com/watch?v=yUXsYWelc-4
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How to solve Kommoda 06 error code?
This article is dedicated to showing you how to solve the problem when you have an error code 06 on the bike computer. According to the Kommoda bike computer manual, error code 06 means "Under voltage protection" If your Cyrusher bike drops dramatically from 50% battery life to no power and there's an error code 06, then a failed battery or bike computer could have caused this issue, so we need to test
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How to change your PAS (Pedal Assist) level on XF650
We have a detailed video on changing the PAS level, please refer to timestamp 1:00 'Cyrusher TV | Quick Tips - Advanced Computer Settings on the Cyrusher XF650' https://www.youtube.com/watch?v=p7ng_-OxBt0&t=6s Step 1: Press and hold the up and down button for 3 seconds to enter the P setting. Step 2: Use the M button to change from P01 to P05. 
Usually, when you receive the bike, the pedals are not pre-installed and you need to assemble them, this article is dedicated to showing you how to install the pedals. 1.The pedals are differentiated with left and right: 2.When installing these pedals the right pedal is installed clock wise, and the left one has to be installed reverse threaded. 'How to install pedals for Cyrusher bi
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How to solve the problem when the frame of your XF650 has popped out from the rear wheel?
We have received many customers reporting their frame has popped out from the rear wheel: In order to fix this issue, we have developed a torque arm that can install on both sides of the XF650 rear wheel that can help with the problem: Please see this detailed video on Youtube how to install t
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How to get a new battery key if you lost it or you never get one with the delivery.
If you cannot find the key with the recipient of your new bike, please check the handlebar cable or front wheel, we often attached the battery key to these places. If you really cannot find the key, please provide a picture of the key port and the battery label. Please refer to the pictures below: After re
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How to enter the walk mode/6km cruise mode on XF650
Long press the down arrow button to active the walk mode, then press any button or use the brake to exit walking mode.
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Crank Arm Removal for all Cyrusher Models
This article is dedicated to showing you how to remove the crank arm in case you need to replace it or check the PAS sensor. We have a detailed video showing all the steps: https://www.youtube.com/watch?v=KZKj8auQbh4&t=40s The tool you need is a crank puller: https://www.amazon.com/Bikehand-Bicycle-Crankset-Remover-Removal/dp/B00BZGVZIO/ref=sr_1_7?crid=PMS7KTF9QQ6O&keywords=crank+puller&qid=1659022782&sprefix=%2Caps%2C1104&sr=8-7 