Bosch Scheduling / Real-Time Clock Issue

Robot mower does not start at scheduled times, but can be started manually

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Possible Causes

Incorrect schedule settings, Time or date not set, Firmware bug affecting scheduler, Weak internal backup battery (if present)

How to Fix / Troubleshooting

Safety: No special physical risk; no need to open the mower for basic checks.

  • Verify time and date: Use the mower menu or app to ensure the clock and calendar are correct.
  • Check schedule: Confirm that mowing days and time windows are enabled and not blocked by a "vacation" or pause mode.
  • Update firmware: Install the latest firmware via app or USB if available.
  • If schedule still fails: The internal RTC (real-time clock) circuit or its backup power may be faulty, requiring main board service.
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Repair Difficulty

Easy 2/5
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