Help thread: Yamaha FZ6 battery to solenoid cable corrosion hidden under boot
I am trying to build a sane checklist for Yamaha FZ6 battery to solenoid cable corrosion hidden under boot before I start buying parts I may not need. I am collecting practical advice from people who actually test things, not just repeat what they saw in a two-minute video.

Discussion
5 repliesFor Yamaha FZ6 battery to solenoid cable corrosion hidden under boot, I would write down the current condition first. Model, year, mileage, recent work, and exact symptom will save ten posts of guessing.
I learned this the boring way: do one test, write the result down, then move on. Five changes at once only tells you that one of five things mattered. That is how I would approach Yamaha FZ6 battery to solenoid cable corrosion hidden under boot before spending money.
If the bike runs fine most of the time, would you still replace parts, or keep riding with a notebook and test plan?
Thomas Spagnoli: workshop approach for Yamaha FZ6 battery to solenoid cable corrosion hidden under boot
I would treat Yamaha FZ6 battery to solenoid cable corrosion hidden under boot as a diagnosis, not as a shopping list. The first job is to turn a vague complaint into a repeatable test.
Do not let forum confidence replace measurement. If two possible causes fit Yamaha FZ6 battery to solenoid cable corrosion hidden under boot, choose the one you can test cleanly first.
For students, this is exactly why I built the free Motorcycle Mechanics Course on this platform. It teaches the method behind fuel, spark, compression, charging, diagnostics and safe workshop habits, so problems like Yamaha FZ6 battery to solenoid cable corrosion hidden under boot become a sequence instead of a guess.
Add the model year, mileage, recent work and what changed before the problem started. With that, the next test becomes much easier to choose.
I will test this in order and report back. This is already clearer than the usual 'replace everything' advice. This should make the Yamaha FZ6 battery to solenoid cable corrosion hidden under boot thread useful for the next person too.