Display Unit Connection Interrupted

Warning Last verified: pending review Reviewed by: editorial team

Quick answer

Error code 414 signifies a communication problem between the display unit and the eBike system. This may occur due to loose connections, damaged cables, or dirt affecting contact points. Addressing this issue often involves checking and reseating connections.

Warning Display / cockpit Often DIY-friendly Beginner (15–30 min)

Does this apply to your bike?

Performance Line CX · Bosch · Smart System · Common displays: Purion 400, Intuvia, Kiox, Nyon, SmartphoneGrip, SmartphoneHub

Heads-up: the same number can mean different things on other systems — always check your drive system first. Browse all drive systems →

What you’ll notice

The display may not function correctly, and motor assistance might be interrupted.

Likely causes, ranked

Start at #1 — causes are ordered by how often they turn out to be the problem.

#1 Loose connections

How to check: Inspect all accessible connectors for secure fit.

#2 Damaged cables

How to check: Look for visible damage or wear on the wiring.

#3 Dirty contact points

How to check: Clean the connectors and ensure they are free from dirt or corrosion.

Troubleshooting steps

Power cycle the eBike

easy

Turn off the eBike, wait a few seconds, then turn it back on.

If it passes →Check for error code persistence.

If it fails →Proceed to check connections.
Inspect connections

easy

Check all connectors for secure fit and cleanliness.

If it passes →Check for error code persistence.

If it fails →Clean or reseat connections.
Check for cable damage

easy

Examine the wiring for any signs of damage or wear.

If it passes →Check for error code persistence.

If it fails →Replace damaged cables.

When to stop and get professional help

If the error persists after all checks, consult a professional technician.

Never open, puncture, or disassemble the battery pack, and never bypass the BMS. See our safety guide.

More codes for Performance Line CX

410 · Control Buttons Stuck

Different number? Type it into the search box at the top of the page.

Did this fix your problem?

None% of riders reported this solved

Sources & verification

Last verified: pending review Reviewed by: editorial team

Missing a code or step? Tell us.

Spotted a code we don’t cover, or a step that didn’t match your bike? Send it in — submissions shape what we research next.