This is a new one, maybe, for you folks. I have been chasing an intermittent failure to start. Replaced fuel relay, fuel pump, injector seals, ECT. Thought I had it fixed until tonight.
I had previously had ECT codes even after replacing the ECT. I finally cut the wires and respliced. Since then, I ...

Thank you guys. I bet it is the cruise. I’ll find it

Thanks for the help. Here’s a link to a video of my vacuum.

I promise I have searched extensively, and I apologize for this dead horse. I don’t seem to have a port on the side of the intake, nor do I see the V-vis. Is there a vacuum line under the intake? Do I have to pull the intake to get to it? The vacuum line comes out of the solenoid and the rubber hose ...

I pulled the plug on the ECT and got 2.3 kiloOhms at 65 F. I pulled a spark plug and it looks lean and was gapped at 0.050. Would too large a gap cause this? Maybe with cold start, it needs the extra octane of the starter fluid to get going? I’m trying not to replace injector seals, regulator, and ...

Please help with diagnosis.
1. Starts with ether (starting fluid) and will continue running indefinitely Might restart the rest of the day.
2. I’ve replaced the 103 relay. Fuel pump runs for about 1 second when turning key. I’ve jumped the pins as well with no difference.
3. I tested 45 lbs on the ...