failure mode

FM-09: FM-09 ACTIVE BATTERY HAZARD - SMOKE, HISSING, VENTING, SPARKS, FLAME, MELTING, OR LEAKAGE

Active battery hazard with smoke, hissing, venting, sparks, flame, melting, or leakage indicating thermal runaway or severe damage.

Diagnostic overview

Active battery hazard with smoke, hissing, venting, sparks, flame, melting, or leakage indicating thermal runaway or severe damage.

Likely Root Causes

  • Internal cell short, thermal runaway, or conductor failure
  • Severe impact, puncture, crushing, fire, or excessive heat exposure
  • Liquid or conductive contamination caused a short
  • Improper charger, adapter, direct terminal connection, or modification
  • A damaged pack was charged or used

Quick Checks

  1. People are clear, the active event is managed by appropriate responders, and the pack is permanently removed through a damaged-battery route.

Repair Preview

1.

This is a preview of the troubleshooting guidance included in the full repair manual.

Common Fixes

  • A dry soft cloth

Related symptoms

  • The battery is actively smoking, hissing, venting gas, sparking, burning, melting, leaking, or rapidly escalating in temperature.

    The battery is actively smoking, hissing, venting gas, sparking, burning, melting, leaking, 1. Move away immediately, keep other people and pets away, and do not touch, carry,

Included in the full manual

  • root cause analysis
  • tools needed
  • step-by-step repair procedure
  • diagrams
  • exploded views
  • post-repair checks

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