How do I fix Bosch error 503007?

Move the bike somewhere warmer for a few minutes. Switch the eBike system off, wait a few seconds, then switch it on again. If the code comes back, contact your Bosch eBike dealer.

Bosch error code

Bosch error 503007: Drive unit too cold

Q: Can I ride with Bosch error 503007?

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

Medium 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 cold. The eBike may switch off and assistance may stop.

Likely causes

Very low outside temperature

Symptoms

Code 503007
No assistance or eBike switches off

How to fix it

Move the bike somewhere warmer for a few minutes.
Switch the eBike system off, wait a few seconds, then switch it on again.
If the code comes back, contact your Bosch eBike dealer.

Still showing 503007? 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

Bosch Smart System (Kiox 300/500, Purion 200/400, Intuvia 100, LED Remote, System Controller)

Did this help?

More Bosch codes

506004 Motor control not working properly
50300A Bike light fault
50300C Drive unit 12 V connection fault
51301C Drive unit too hot
540022 Drive unit overheating warning
514001 Speed signal problem - check rim magnet

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