I have a 92 240 gl that keeps tripping the 1-4-3 knock sensor code. I replaced it with 2 different knock sensors and it still does it. But it only does it when I rev at 3k guaranteed. Otherwise my car is literally slower than a lawnmower. I've replaced so many parts I have no clue where to look anym...

Just did a compression test Rick, and cylinder 2 is at 161 psi while all the others are in the low 180s range

I have a 92 240 gl, that's been running poorly. Idles wonderfully but anytime I put a load on it, say shift to 3-5th gear the car just loses power. Sounds like it's giving it all its got and has a terribly jittery acceleration. The entire fuel system was over hauled a year ago and this has just all ...