Bafang error 35: 15 V detection circuit fault

What it means

An internal check in the controller has failed.

Likely causes

• Controller software problem
• Controller fault

Symptoms

• Code 35 shows
• No assist

How to fix it

1. Switch the bike off, wait 10 seconds and switch it on again.
2. Your dealer can update the controller with the Bafang BESST tool or replace it.

How urgent is it?

Needs a dealer repair.

More Bafang codes

• 28 Torque sensor start-up error
• 30 Communication fault
• 33 Brake sensor signal fault
• 36 Keypad detection circuit fault
• 37 Controller watchdog (WDT) fault
• 38 Sensor watchdog (WDT) fault

All 36 Bafang codes →