Troubleshooting FAQs
The King Meter will automatically show an error code to indicate specific issues regarding the electric system. Here is a list of error codes and their quic...
Wed, 18 Nov, 2020 at 12:53 PM
Error 21 current abnormality: LCD display cannot turn on, showing error code 21. Reconnect the electronic wires: some wires might be loose. Controller p...
Wed, 18 Nov, 2020 at 12:54 PM
This sounds like a power connection issue. Try the following: use your palm to physically press down the battery to seal any gap between the battery and...
Wed, 18 Nov, 2020 at 12:57 PM
Remove the plastic cap from the top of the shaft and use the large Allen wrench to tighten. A bit of leverage is helpful and two people make the job easier ...
Wed, 18 Nov, 2020 at 2:39 PM
The derailleur guard is sometimes pushed in during the inbound shipment. Use a clamp to adjust the derailleur back to the up straight position. See our ...
Thu, 10 Jun, 2021 at 1:37 PM
This article applies to ebikes that use the "silverfish battery rail system": DJ City Bike DJ Folding Bike DJ Folding Bike Step Thru DJ Mounta...
Fri, 3 Sep, 2021 at 11:04 AM
If you ever get a flat tire on the rear wheel, you'll need to to be able to remove the wheel. Hub drive motors are a little different than a conventiona...
Thu, 26 Aug, 2021 at 2:46 PM
Mechanical disk brakes perform best when they are regularly maintained. When you first get your bike, the cables will stretch over time, and the brakes pads...
Fri, 13 May, 2022 at 10:11 AM
Ebike batteries are DC power sources. If you need to test a battery, ensure that your meter actually has a DC voltage mode on it. Your multimeter should hav...
Tue, 14 Sep, 2021 at 6:51 AM
The forward harness connector plugs into the wiring harness that goes to the front of the bike that allows function of the LCD, throttle, inhibitor swi...
Wed, 1 Sep, 2021 at 3:58 PM