RideFixer app
RideFixer Android App Scan errors, compare sounds and diagnose e-bike issues on your phone.
Download on Google Play
Bosch Error Code

602 - Battery Temperature Error

Battery temperature is outside the safe operating range.

Medium severity Caution rideability Info urgency

What it means

The BMS is limiting charge or discharge for protection.

Common causes

  • Battery too cold
  • Battery too hot
  • Temperature sensor issue

Symptoms

  • WonÔÇÖt charge
  • Reduced assist
  • Range drops

How to fix it

  • Move battery to room temperature
  • Avoid direct sunlight
  • Retry after cooling/warming
Get RideFixer App