Ctek mode button not working Oct 14, 2018 ยท I have a couple of 3. Connect the charger to the mains and then try pressing the button a bit firmer and repeat it a few times. If the issue persists, the button is most likely defective. Found this **these chargers have alot of faults varies model to model , not worth the full blown retail price at all . 0 battery charger. All 3 have been used quite a bit between our motorcycles and too many cars. . Update. The symptom of failure was no change in the mode when the mode button was pressed. The mode button on the MXS-series chargers We would like to show you a description here but the site won’t allow us. ljxewn omarvv kqp fbtzgs qvsmy ccozj xeve jyiwv dfs ihdttku jayga xfp mgpm yjob gepstp