Spark Plug Reading — AI Cheat Sheet Prompts

🔌 Your spark plug tells you everything about what's happening inside your engine — if you know how to read it. This cheat sheet gives you 6 copy-and-paste ChatGPT prompts to decode what your plug is telling you and what to do next.

✅ Covers fouling, color, gap, and wear patterns

✅ No mechanical experience required

✅ Includes Step 0 — engine history setup for accurate ChatGPT diagnosis

🔧 Read the plug. Know the problem.