RideFixer

Bosch error code

Bosch error 51301C: Drive unit too hot

High severity Service soon

Can I ride home with this error?

Ride with caution. Assistance may be switched off, but Bosch says you can always keep pedalling without the motor.

What it means

The drive unit is too hot and has been switched off for safety.

Likely causes

  • High outside temperature
  • Heavy load or long climb

Symptoms

  • Code 51301C
  • Assistance switched off

How to fix it

  1. Stop, switch off and let the drive unit cool in the shade.
  2. Switch the eBike system off, wait a few seconds, then switch it on again.
  3. If the code comes back, contact your Bosch eBike dealer.
Still showing 51301C? The RideFixer app finds bike shops near you, so you know where to take it.

How urgent is it?

Restart first; see a Bosch eBike dealer if it keeps coming back.

Applies to

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