Search Results for ‘iac’

Hello there! I have a 95 Bronco 5.8l automatic truck that I just pulled out of winter storage this week. This truck is high milage (284k) Im getting around to tackling some issues that have plagued the truck for a handful of months that I have been struggling to solve. The truck has had a...

Hi Guys, First time on this forum. I just bought a 1990 Bronco XLT. I replaced the iac unit but now the car won't idle. It dies after I crank the key. Could it be a bad unit? or something else. Thanks :)

At first my Fuel Pressure Regulator went out so I took the plenum off and everything else I needed to do to get to it, while I had it off replaced the fuel injectors, and gaskets to plenum, throttle body Egr. I also got a new iac valve and the wires to connect to it, but my truck then had a...

1990 XLT, 5.0 Symptom: High engine rev constant at (1400 rpm) when putting bronco back in park after driving, when driving idle is perfect at 650 rpm. After engine is warmed up though, stopped at a light i do get random surging small but noticeable and today it just stalled on me at a light...

The TPS is a three wire sensor that measures the throttle plate opening and its rate of change. This sensor is a variable resistor, also called a potentiometer, that is directly linked to the throttle plate shaft. The TPS outputs a voltage directly proportional to the throttle opening. As the...