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Red indicator visible

Red indicator visible on battery button — Battery not locked

Makita · Cordless String Trimmers

What does Red indicator visible mean?

The red indicator shows when the battery is not fully inserted and locked into the tool. This can cause the battery to fall out.

Common Causes

  • Battery was not pushed in completely
  • Debris preventing full insertion

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Remove the battery from the tool.

  2. 2

    Realign the battery's tongue with the tool's groove.

  3. 3

    Push the battery firmly into the tool until it clicks and the red indicator is no longer visible.

  4. 4

    Ensure the battery is fully seated and locked before use.

Browse all codes in this manual (5)
Verified technical data. Last updated: April 2026

Related Faults

Battery overheat blinkingIndicator blinks — Battery overheatingOverdischarge blinkingIndicator blinks — Battery over-dischargedOverload blinkingMiddle indicators blinking — Overload protection activated
Source: Makita Cordless String Trimmers
Open Manual (Page 11)Search more codes in this manual