Bosch eBike Systems
Battery
602
Internal battery fault
The battery management system reports an internal error in the eBike battery. Apart from a restart there is no safe self-help; the battery electronics must be checked by a dealer. A battery with an internal fault should not be opened or charged unattended.
- Drive system
- Bosch eBike Systems
- Category
- Battery
- Motor behavior
- behavior unclear
- DIY-friendly?
- shop recommended
Roadside self-help
- Restart the system
- If the error persists, have the battery checked by a Bosch dealer
Possible causes
- Defective battery management electronics medium
- Fault in the battery cells medium
- Temporary electronics glitch low
Symptoms
- Error 602 on the display, possibly while riding
- Assistance fails or battery no longer charges properly
Inspection / repair
- Difficulty: hard
- DIY: shop recommended
- dealer diagnostic tool required
- Component: battery
- Component: battery management system
Applies to
Gen2-Gen4 (BES2/BES3)
Displays: Intuvia/Purion/Kiox/Nyon