Incomplete Guide to Tuning

This is a collection of my How-To threads, plus some short wiki articles. I hope you find it useful.

- NSFW

1. What is tuning?
2. How to get started with tuning and logging
3. How to understand Subaru’s Knock control system
4. How to make useful data logs
5. How to read data logs
6. How to use Learning View to verify closed-loop MAF scaling
7. How to read and understand Learning View’s knock information
8. How to tune for new parts (unfinished)
9. How to tune for power (unfinished)
10. How to tune boost - the easy way
11. How to diagnose a Check Engine light (CEL)
12. How to translate between Cobb and RomRaider
13. How to get help
14. Work in progress: How NSFW tunes

• Appendix 1: Random notes
• Appendix 2: Pros and cons of manual boost controllers
• Appendix 3: Why you shouldn’t modify your car without tuning
• Appendix 4: How to enjoy a big turbo