All models: Accelerator not responding

WARNING!

If You don’t have suffcient mechanical knowledge, experience and proper tools, we strongly recommend, that You have these operations done by Your selling dealer or at Your local motorcycle service center! Making mistake during the disassembly or assembly of the electric system will void the warranty and may cause a hazardous situation, resulting in fire, severe injury or death and damage to property.
For safety reasons it is strongly recommended to leave the battery discharged before handling any component of the motorcycle's electrical system!
Do not let the battery to stay fully discharged for longer than neccessary, as it may have a negative impact on its capacity. Charge the battery after each ride.

There are 4 types of accelerators/throttles (both dustproof and splashproof), used on KUBERG motorcycles:

Standard 24 V with LEDs (Start)
Standard 36 V with LEDs (Triall/Cross)
Standard 48 V (Ranger ver. A/Challenger/FreeRider/X-Force/ROX)
With integrated recuperation function (Ranger ver. B)

Follow these steps to clean the accelerator connector:

Required tools:

hex wrench #3
hex wrench #5
hex wrench #6
Torx wrench #T25
brush
technical alcohol
compressed air source with moisture separator

Make sure, that the magnetic kill switch is in OFF position (magnet NOT attached) and the battery state of charge is very low.
Place the motorcycle on a solid and level surface of a mounting stand, so that both wheels are on the ground.
(Only for Cross/X-Force): Using the hex wrench #6 loosen and remove the underseat bolt, located on the underside of the upper plastic bodywork (above the rear wheel), slide the seat forward and remove it from the motorcycle.
(Only for Start/Trial/Cross/X-Force): Using the Torx wrench #T25 loosen and remove the upper 4 bolts from the upper plastic bodywork (2 on the left side + 2 on the right side).
(Only for Start/Trial/Cross/X-Force): Remove the upper plastic bodywork by gentle pull up.
(Only for Start/Trial/Cross/X-Force): Using the Torx wrench #T25 loosen and remove the 4 additional bolts from the left and right plastic bodywork (2 on the left side + 2 on the right side) and with a light frame tilt on the mounting stand remove both plastic bodyworks.
(Only for Ranger): Using the hex wrench #3 loosen and remove the 2 bolts holding the inspection lid (from below the frame, just above front fender) and remove the inspection lid from the motorcycle.
(Only for FreeRider): Using the hex wrench #5 loosen and remove the bolt holding the upper controller cover (just by the steering stem) and remove the cover from the motorcycle.
(Only for Challenger): Using the hex wrench #3 loosen and remove 2 bolts on the right side panel and gently slide this panel up to remove it.
Disconnect the accelerator from the controller and clean its connector properly using a brush, technical alcohol and pressurized air.
Check, whether the accelerator rotates freely and is not stuck in one position.
Check, whether there's no water, mud or other debris on the accelerator.

Follow these steps to reassemble the motorcycle:
Reconnect the accelerator to the controller.
(Only for Start/Trial/Cross/X-Force): With a light frame tilt on the mounting stand reinstall the left plastic bodywork and using the Torx wrench #T25 install and tighten the 2 lower bolts (5 - 6 Nm).
(Only for Start/Trial/Cross/X-Force): Repeat the same step with the right plastic bodywork.
(Only for Start/Trial/Cross/X-Force): Reinstall the upper plastic bodywork, align its 2 left holes with the holes on the frame and on the left side bodywork, reinstall 2 bolts and using the Torx wrench #T25 tighten them (5 - 6 Nm).
(Only for Start/Trial/Cross/X-Force): Repeat the same step on the right side.
(Only for Cross/X-Force): Install the seat by sliding it backward on the bolt, located close to the Torque & Speed control button, and align the hole in the seat and the upper plastic bodywork with its corresponding hole on the frame just above the rear wheel.
(Only for Cross/X-Force): Install the seat bolt and tighten it using the hex wrench #6 (18 - 20 Nm).
(Only for Ranger): Reinstall the inspection lid and 2 bolts holding the inspection lid on the frame and using the hex wrench #3 tighten them (5 - 6 Nm).
(Only for FreeRider): Reinstall the upper controller cover and its bolt and using the hex wrench #5 tighten it (5 - 6 Nm).
(Only for Challenger): Reinstall the side pannel and its 2 bolts and using the hex wrench #3 tighten them (5 - 6 Nm).
Double check, that all bolts and nuts are properly tightened.

If Your motorcycle is under warranty, please register it on our website, if You have not already done so:
https://www.kuberg.com/en/bike-registration

If the problem persists, please contact Your dealer or KUBERG customer service (support@kuberg.com). For the fastest possible resolution please send:

VIN of your motorcycle (it is stamped on the right side of the steering column).
Detailed information on actions taken so far, a few photos and preferably a video.

Photos

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All models: Accelerator not responding

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