Thanks so much for you help! I have just a couple more questions though...

how would i go about cleaning the air temp gauge?

I'm not positive that this is the ect sensor I'm no expert but I think it's the yellow one right?

And does this picture help figure out if I has an egr setup?

Yeah it doesn't get too cold over here I just mean when the engine is cold haha

Sorry for all the questions I'm sorta new to this

I purchased a 940 about a year ago, and over time it has developed a couple problems. First problem was that it would die in the rain. Finally discovered that the hood seal was broken and water was leaking into the distributor cap. So I fixed the seal with silicone and now I have a rough idle. Repla...