CodeRegistry
Brands
  1. Home
  2. Stihl
  3. Power Tools
  4. F02
About·Privacy·Terms

CodeRegistry — Your global library for technical solutions.

For your safety: always follow the equipment manufacturer’s official manuals. CodeRegistry is an independent help site and is not affiliated with the brands listed here.

F02

F02 - Battery less suitable / capacity too low

Stihl · Power Tools

What does F02 mean?

The battery being used has a rated capacity that is too low for the cordless machine. This can prevent the tool from operating correctly or at full power.

Common Causes

  • Using a battery with insufficient capacity for the tool
  • Using an older battery that has degraded over time

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Ensure you are using the battery model recommended for your specific cordless machine.

  2. 2

    Check the battery's capacity rating and compare it to the tool's requirements.

  3. 3

    If the battery is old, consider replacing it with a new one of the correct capacity.

  4. 4

    Charge the battery fully and try again.

Browse all codes in this manual (35)
Verified technical data. Last updated: April 2026

Related Faults

1 glowing red LED1 glowing red LED - Battery too hot or too cold1 glowing red light1 glowing red light — Battery too hot or too cold3 flashing red LED (AK Series)3 flashing red LED - Internal electronic issue (AK Series)
Source: Stihl Power Tools
Open Manual (Page 150)Search more codes in this manual