A few people have successfully repaired there's after a similar misadventure.
There was one good thread ? 8-10 years ago with photos showing how it was repaired, can't find it just now.
Here's a couple of previous discussions:
So I've been searching the forums trying to figure out what the issue is with LB. Up until now, the issue has been as follows: Insert Key, Turn to On: No CEL, Cranks, but doesn't start. Replaced Fuseible Links, check EFI relay and Fuse, Checked ECU: All Good On a hunch, I disconnected the...
forum.ih8mud.com
Everything has been great since I bought my 92 FJ80 earlier this year. I have been catching up all the PM's, cleaning and tightening everything, replacing a few worn parts, etc. Then in an incredibly stupid move today I decided to unscrew and pull the plug on the air flow meter....I was going...
forum.ih8mud.com
I have read threads about using a MAF off of a Camry for the 3f. Is there anything like this for the 1hz? I am in a bind and the cruiser is dead.
forum.ih8mud.com
Or, as mentioned above, find a used functioning unit at a salvage yard