Aventon Mid Drive – W110 E-Shift Requires Reconfiguration TroubleshootingUpdated 2 days ago
This article explains how to troubleshoot the W110 E-Shift Requires Reconfiguration error on Aventon mid drive eBikes with E-Shift functionality.
Use this article if your bike:
shows a W110 error code
cannot shift gears correctly
has inconsistent E-Shift behaviour
does not shift into the expected gear position
If you are unsure about any step or anything looks unsafe, stop and contact support before continuing.
Before You Start
Please prepare the following before troubleshooting:
your order number
your Aventon model
a photo or video of the W110 error code
a video showing the E-Shift issue, if possible
when the issue first appeared
confirmation of whether the bike powers on
confirmation of whether the display turns on
confirmation of whether the E-Shift system responds to gear changes
confirmation of whether the issue started after transport, storage, software update, water exposure, impact, modification, or third-party repair
photos of any visible damage
Safety Warnings
Do not continue riding if the bike has a persistent error code or unsafe shifting behaviour.
Do not force gear changes.
Do not open sealed electrical components.
Do not work on wiring while the bike is powered on or charging.
Stop and contact support if you are unsure about any step.
What This Error Means
The W110 error means the E-Shift system requires reconfiguration.
This can happen when the reference position of the E-Shifter is incorrect.
Possible Causes
Possible causes include:
incorrect E-Shift reference position
Troubleshooting Steps
Step 1 – Shift the E-Shift System to the Highest-Speed Gear
While slowly rotating the crank, press the “+” shift button repeatedly.
Continue shifting until the derailleur reaches the highest-speed gear and the E-Shift system can no longer shift further.
If yes
If the E-Shift reaches the highest-speed gear position:
continue to Step 2
If no
If the E-Shift does not respond or cannot reach the highest-speed gear:
please contact our support team with the photos and videos listed below so we can review the next step
If the issue clears
The issue may have been caused by an incorrect E-Shift reference position.
Continue monitoring the bike during normal use.
If the issue remains
Continue to Step 2.
Step 2 – Reconfigure the E-Shift in the Aventon App
Pair the bike to the Aventon app.
In the app:
Open More Settings
Select E-Shift
Select Reconfigure
Follow the prompts in the app to complete the reconfiguration process.
After reconfiguration:
restart the bike
test the E-Shift system again
check whether the W110 error remains
If yes
If the W110 error clears:
continue monitoring the E-Shift system during normal riding
If no
If the W110 error remains:
repeat Step 1 and Step 2 once more
If the issue clears
The issue was likely caused by an incorrect E-Shift reference position or calibration issue.
Continue monitoring the bike.
If the issue remains
Please contact support.
Step 3 – Check Whether the Issue Persists
After repeating the reconfiguration process, test whether the E-Shift system operates normally.
Check whether:
the gears shift correctly
the W110 error remains
the E-Shift system responds consistently
If yes
If the issue still remains:
stop using the E-Shift system
please contact our support team with the photos and videos listed below so we can review the next step
If no
If the issue no longer appears:
continue monitoring the bike during normal riding
If the issue clears
The issue was likely related to E-Shift calibration or reference positioning.
Continue monitoring the bike.
If the issue remains
Please contact support.
When To Contact Support
Please contact support if:
the W110 error remains after completing the steps above
the E-Shift system does not respond correctly
the bike does not power on
the display does not turn on
there is visible damage
the issue appears to involve the E-Shift system, derailleur, controller, connector, cable, or internal wiring
the bike has been exposed to water, crash damage, impact, transport damage, modification, or third-party repair
you are unsure how to safely complete any step
If the issue remains after this step, please contact our support team and include the photos/videos listed below.
What To Send Support
Please send the following:
your order number
your Aventon model
a photo or video of the W110 error code
a video showing the E-Shift issue
screenshots of the Aventon app, if relevant
a photo of the display
photos of any visible damage
confirmation of whether the bike powers on
confirmation of whether the display turns on
confirmation of whether the E-Shift system responds to gear changes
confirmation of whether the issue started after transport, storage, software update, water exposure, impact, modification, or third-party repair
confirmation of which troubleshooting steps you have already completed
Important Safety Notes
Do not continue riding if the W110 error remains.
Do not ride the bike if the E-Shift system is not operating correctly.
Do not ride the bike if there is visible damage, overheating, smoke, a burning smell, or water exposure.
Do not open the battery, controller, E-Shift system, or sealed electrical components.
Do not force connectors or gear components.
Do not work on wiring while the bike is powered on or connected to the charger.
Contact support if you are unsure about any step.