idle issues

93 2.3 manual ranger Cylinders 2 and 3 had leaking injectors. I just put in a fresh set of fuel injectors. First fire up it ran way better. Best it’s ever run. After changing 8 spark plugs and putting everything back together, it runs like complete garbage. Barely idles, will somewhat run if I...

My truck has a bit of an odd idle. Not sure what it could be. The engine shakes quite a bit, but I have all new spark plugs, plug wires and coil packs. It tends to shake the whole truck too.

Hi friends! Playing whackamole with idle problems on my '88 XLT resto project. While I still have many knowledge gaps, I definitely appreciate everybody's wisdom here, as that has gotten me very far on this project. TLDR question: Can somebody explain to me why the truck is a shitshow in park...

I’ve got a 1987 bronco ii. 2,9 v6 fuel injected engine. It’s automatic. When I’m in park, or stopped at a light with the brake on it’s got a rough, heavy idle. When I go from drive to park, the rpms drop real low, some times it dies, sometimes it catches it self, revs up again then idles where...

This is crazy,i went out back to start and run the old 87 ranger. I fired it up outside temp was around 98%. it started right up idled up to about 1200rpm, i gave it a little throttle and idle went up to 1500 and stayed there. i was going to kill it and check throttle cable, but when i pushed...

I have a 98 ranger, 2wd, v6 3 ltr, Vin -U. I've replaced the thermostat, egr, ecg, 2 o2 censers and some fuses. The only check engine code coming up is P0401. My exhaust does smell rotten but I have several catalytic converters. The code doesn't narrow it down for me. Is there any other, less...