8D Problem-Solving Toolkit (Excel) — the full method in one working workbook

A quick fix brings the same defect back in three months. 8D removes it for good — and this toolkit runs the whole method for you.

8D — the Eight Disciplines — is the structured, evidence-driven method the world's most demanding industries use to solve serious problems permanently: customer complaints, recurring defects, failures nobody can explain. This toolkit puts the entire method into a single Excel workbook, so your team spends its time solving the problem, not formatting a report.

Built by working quality auditors, in plain English. No macros, no add-ins, no setup — open it and start on your next problem.

What's inside

• 8D Report (D0–D8) — the complete report on one tab, with a live progress tracker across all nine disciplines. Prepare and emergency response, team and champion, a factual problem definition (5W2H), interim containment in every location, root cause, corrective actions, validation, prevent-recurrence and closure.
• Three-legged root cause analysis — occurrence, detection (the escape point) and systemic, each with its own row and verification evidence — the way customers and auditors expect it, not a single "operator error" line.
• Is/Is-Not analysis — the VDA best-practice grid across ten dimensions (what, where, when, how big) with prompts in every row, feeding your most likely causes straight to the 5-Why.
• 3-legged 5-Why — one chain each for occurrence, detection and systemic, with a built-in "read it backwards" logic check so your chains hold up.
• Ishikawa (fishbone) canvas — a six-M brainstorm (People, Machine, Method, Material, Measurement, Environment) paired with a cause-evaluation table so you rate and verify, not just guess.
• Prevent-recurrence & read-across — PFMEA, control plan, work instructions and a read-across table so the fix sticks across every line, plant and product, plus a lessons-learned and sign-off block for closure.

Who it's for

Quality, engineering and operations teams answering customer complaints, recurring defects and formal 8D requests — including IATF 16949, VDA and AIAG CQI-20 environments — as well as anyone who wants a disciplined, repeatable way to kill problems for good.

Why buy it

• See exactly what's inside before you buy — every tab is previewed above.
• Instant download, secure checkout (Visa, Mastercard, PayPal).
• Single-organisation licence — use it across your whole site, no per-user fees.
• Plain Excel — works anywhere, nothing to install.

Want to see the method first? Watch the free 8D Problem-Solving Masterclass — all nine disciplines walked in about fourteen minutes, inside this exact workbook.