Blog

Engineering insights and guides.

Guides, tutorials, and thought leadership on FMEA, root cause analysis, risk assessment, process and design engineering, maintenance optimization, and AI.










Software & Tools

Best FMEA Software in 2026: Comparison Guide for Engineers

Compare APIS IQ, PLATO e1ns, Siemens Teamcenter, PTC Windchill, Relyence, and Tacit AI. Features, standards support, pricing models, and which tool fits your team.

14 min read


Process & Design

Automotive DFMEA Example: Brake Caliper Step-by-Step Walkthrough

Complete AIAG-VDA 7-step DFMEA for an electric parking brake caliper. Structure analysis, failure modes, Action Priority scoring, and control plan linkage.

13 min read


Process & Design

PFMEA Example: Automotive Stamping Process Step-by-Step

Complete PFMEA for automotive metal stamping. AIAG-VDA 7-step method, 4M cause analysis, Action Priority scoring, and control plan linkage with 10 worked rows.

12 min read


Regulatory

Reverse FMEA: What It Is, Which OEMs Mandate It, and How to Close the Loop

Ford, Stellantis, and Renault include Reverse FMEA requirements. GM permits reverse PFMEA or similar methods for proactive annual review. See what the CSRs actually say.

10 min read


Pillar guide

FMEA

What Is FMEA? The Complete Guide to Failure Mode and Effects Analysis in 2026

FMEA is a structured method to identify potential failures before they occur. This guide covers the process, standards (AIAG-VDA, IEC 60812, ISO 14971), worksheet structure, common mistakes, and how AI is changing FMEA.

12 min read


Process & Design

DFMEA vs PFMEA vs FMECA: Understanding Every Type of FMEA

DFMEA focuses on design, PFMEA on process, and FMECA adds criticality. Learn when to use each type and how to choose the right one.

10 min


FMEA

How AI Is Transforming FMEA: From Weeks to Hours

AI cuts FMEA creation from weeks to days. Learn how document intelligence, failure mode extraction, and automated scoring change the workflow.

10 min


Thought Leadership

Why General-Purpose AI Fails at Industrial Reliability

ChatGPT generates text. Tacit AI builds reliability programs. The difference is persistent industrial memory, engineer feedback loops, and knowledge that compounds.

10 min


Risk & Criticality

How to Calculate RPN: Severity, Occurrence, and Detection Scoring Guide

RPN = Severity x Occurrence x Detection. This guide covers each 1-10 scale with criteria tables, a brake system example, thresholds, and the shift to Action Priority.

10 min


Root Cause Analysis

Root Cause Analysis Methods: 5 Why, Fishbone, Apollo, and Fault Tree Compared

Compare the four most common RCA methods. Learn when to use each, how they differ in complexity and rigor, and how to avoid common investigation mistakes.

12 min


Root Cause Analysis

AI-Powered Root Cause Analysis: How Apollo RCA Meets Modern AI

AI detects patterns across incidents, suggests causal chains, and analyzes free-text work orders. Learn how human-AI collaboration improves RCA.

7 min


Thought Leadership

The State of FMEA in 2026: Why Critical Risk Still Lives in Spreadsheets

Most FMEAs are still manual Excel exercises done for compliance, not value. Explore the Excel problem, compliance trap, and how AI is changing FMEA.

13 min


Data Quality

Work Order Data Quality: Why Bad Maintenance Data Costs Millions

Incomplete work orders break FMEAs, RCA, and maintenance strategies. Learn the 20+ dimensions of data quality and practical steps to fix your CMMS data.

10 min


Process & Design

Step-by-Step Guide: Running Your First AI-Powered DFMEA for Product Design

A 10-step tutorial for Design FMEA covering scope, structure, failure modes, scoring, and actions. Includes a hydraulic valve walkthrough and AI tips for each step.

11 min


Regulatory

QMSR Is Live: What Medical Device Manufacturers Need to Do About FMEA in 2026

FDA’s QMSR is effective and incorporates ISO 13485 requirements. Learn what medical-device teams should review in their risk-management and FMEA workflows.

8 min


Regulatory

Ford’s FMEA Requirements for PPAP in 2025: What Suppliers Need to Know

Ford’s updated Customer-Specific Requirements and the AIAG-VDA FMEA transition raised the FMEA bar for PPAP. Learn what changed, what gets rejected, and how to pass the quality gate.

7 min


Risk & Criticality

Your Product Was Recalled. Now What? Rebuilding Your FMEA After a Quality Escape

After a recall, the root cause almost always traces back to an inadequate FMEA. Learn how to rebuild with source traceability and defensible risk analysis.

9 min


Software & Tools

AIAG-VDA FMEA Software: What Automotive Suppliers Need

AIAG-VDA software must support the 7-step method, Action Priority tables, structure analysis, and DFMEA-to-PFMEA linkage. Evaluation checklist included.

11 min


Regulatory

ISO 13485 DFMEA: Requirements, Templates, and Compliance Guide

ISO 13485 requires risk management throughout the product lifecycle. DFMEA requirements for medical devices, template structure, severity scales, and what auditors check.

12 min


Software & Tools

APIS IQ Alternative: Modern FMEA Software Compared

Where APIS IQ excels, where it falls short, and what AI-powered alternatives offer. Honest side-by-side comparison with migration considerations.

10 min


Software & Tools

FMEA Excel Alternative: Why Engineering Teams Are Switching

Excel is the most common FMEA tool and the most common bottleneck. Why teams switch, what alternatives exist, and how to migrate without disrupting your process.

10 min


FMEA

FMEA Template: Free Worksheet Structure for DFMEA, PFMEA & FMECA

Complete column-by-column FMEA template structures for AIAG-VDA, IEC 60812, and ISO 14971. Scoring tables, common mistakes, and when you need more than a template.

11 min


Regulatory

IATF 16949 FMEA Requirements: What Auditors Actually Check

Which IATF 16949 clauses mandate DFMEA and PFMEA, the 15-point auditor checklist, most common nonconformities, and OEM-specific requirements layered on top.

12 min


Process & Design

Control Plan Template: Linking PFMEA to Production Controls

Free control plan template with column-by-column structure. PFMEA-to-control-plan linkage, reaction plans, worked stamping example, and special characteristic conventions.

11 min


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