Bafang DP E170.CAN / E180.CAN / E181.CAN code list · Bafang DP E170 / E180 / E181 Display

Error 71 on Bafang DP E170 / E180 / E181 Display

What it means + how to fix it From the manual

Quick answer

Error 71 on the Bafang E170 / E180 / E181 means “Electronic lock is jammed.” Most likely cause: the bike's electronic lock hasn't fully released (only on bikes that have one). Try this first: restart the system first.

Try this first

Free, and each takes under 5 minutes.

Restart the system first
Unlock it fully

In plain English

Some bikes have an electronic battery or frame lock. This code means it's stuck. Make sure it's fully unlocked. If it won't release, see your dealer.

Step-by-step checklist

Work from the top. Steps go from free and easy to shop jobs. Switch the bike off before touching any connector. Tick each step as you go. Your progress is saved on this device.

1Restart the system firstFree Bafang's manual says to restart first whenever an error code appears: switch the system off, wait a few seconds, then switch it back on. If the code doesn't go away, carry on with the steps below.
2Unlock it fullyFree Use your key or app to unlock the bike fully, then switch off and on again.
3See your bike's dealerShop job If the lock won't release, don't force it. The dealer that sold the bike can free it and check the lock.

Parts you might need

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Only buy a part if the free steps didn't fix it. Always match the voltage and connector type to your bike.

Electrical contact cleaner spray
Cleans dirt and corrosion from connector pins and battery contacts.
Link coming soon

Still not fixed?

Pages to try next:

When it's time for a shop: if you've worked through every step and the problem is still there, take the bike to an e-bike shop. Bring your notes on when it happens, plus the code.