There are people that run meth cpi.. quite a bit of jb4 cars do. I ran it for a bit. But people don’t like relying on it cause of engine layout.Since the throttle body comes in at “port 1” and fans out to the rest, you run the risk of leaning out cyl 6. Never seen any engines go boom from...
Don’t know if things have changed, but used to be the map pack didn’t transfer to new owner - only the license and they can pick one OTS map. May want to confirm that.
I’ve done probably 10 Supra without spring compressors. Top hats install/remove independent from strut. Or if you want all in one piece.. the whole point is using the floor jack to release the tension.
To each their own.
No you don’t need them - just supprt suspension with a jack, undo all the strut bolts/wires, blast off the top hat/top strut bolt, lower jack, and swing it out.
Check YouTube for spring/coil over installs, plenty of vids.
It’s a shadow code.. looking at them is just looking for a problem.
Your car makes more torque than the DME is “happy” with. Ignore, get custom tune to disable, or xhp (should have this with any tuned car anyways)