Manufacturing Failure Modes Wiki — Root Cause Analysis Library

Comprehensive failure mode knowledge base for quality engineers. Browse by component category to find root cause analysis guides, 5-Why examples, fishbone diagrams, and 8D corrective actions for common manufacturing failures.

Motor Failures

• Motor Bearing Noise — Root Cause Analysis & 8D Guide

  Diagnose motor bearing noise failures with structured 5-Why, fishbone analysis, containment and corrective actions. Complete failure mode guide.

• Motor Winding Burnt — Failure Analysis & Corrective Action Guide

  Root cause analysis for burnt motor windings: insulation failure, overload, phase imbalance. Complete 8D guide.

PCB & Solder Failures

• PCB Cold Solder Joint — Failure Analysis & 8D Corrective Action

  Diagnose cold solder joints on PCBs: causes, detection, 5-Why analysis, fishbone diagram, corrective actions.

• MOSFET Short Circuit Failure — Root Cause & 8D Corrective Action

  Diagnose MOSFET short circuit failures: overvoltage, ESD, thermal runaway. 5-Why analysis and fishbone diagram.

Connector & Terminal Failures

• Connector Corrosion Failure — Root Cause & 8D Corrective Action Guide

  Analyze connector corrosion failures: environmental causes, detection, 5-Why, corrective actions for automotive and industrial engineers.

Battery Failures

• Battery Swelling — Failure Analysis & 8D Report Guide

  Root cause analysis of battery swelling: gas generation, SEI decomposition, overcharge. Complete 8D corrective action guide.

Mechanical Failures

• Gear Tooth Breakage — Failure Analysis & 8D Corrective Action

  Failure analysis for gear tooth breakage: bending fatigue, overload, material defects. 5-Why and 8D corrective actions.

Casting & Material

• Casting Porosity — Root Cause Analysis & 8D Corrective Action

  Diagnose casting porosity: gas porosity, shrinkage in aluminum and iron castings. Complete 8D guide with 5-Why analysis.

8D.wiki — Manufacturing Failure Wiki & Root Cause Analysis Library