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1 LED flashes green

1 LED flashes green — Battery charge is too low

Stihl · AP System

What does 1 LED flashes green mean?

The battery's charge level is critically low and needs to be recharged. The battery may not have enough power to operate the product.

Common Causes

  • Battery is nearly empty
  • Battery not fully charged previously

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Press the button on the battery to check the charge level.

  2. 2

    Charge the battery using a compatible STIHL charger (AL 101, 301, 301-4, or 501).

  3. 3

    Ensure the battery is fully charged before next use.

Browse all codes in this manual (12)
Verified technical data. Last updated: April 2026

Related Faults

1 LED lights up steady red1 LED steady red — Battery is too warm or too cold2 lit green LEDs2 lit green LEDs — Battery charge between 40% and 60%3 LEDs flash red3 LEDs flash red — Battery malfunction detected
Source: Stihl AP System
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