1
My uncle told me to check the fuel pump relay first on a no-start Ford, and he was dead on
Had a 2014 F-150 roll in last month with a crank but no start. My uncle, who ran a shop in Phoenix for 30 years, always said to check that specific relay before chasing fuel pressure or spark. I pulled it, gave it a tap, and the truck fired right up. Saved me at least an hour of diagnostics. Anyone have a go-to first check for no-starts on other makes?
3 comments
Log in to join the discussion
Log In3 Comments
tara3452mo agoMost Upvoted
Reminds me how often the fix for a big problem is just one simple, known weak spot. You see it everywhere, from that one loose wire in an appliance to the specific setting that crashes an app. It's like every complex system has a classic failure point the old timers already figured out. Saves so much time when you learn those patterns instead of starting from zero every time.
7
lucaslane10h ago
Man, that's exactly it. On those old 90s Fords, that relay is like the first thing I swap out if someone brings me a crank no-start. Used to keep a couple spares in my glovebox for the 7.3 Powerstroke diesels too, they had that problem after a rainstorm. And yeah, noah_black, that main relay on the Hondas is a killer. Had a buddy's '97 Accord leave him stranded at the grocery store, we popped that thing out, resoldered the cracked joints on the circuit board, and it was good for another two years. It's always the little stuff first before you start throwing parts at it.
6