tps

  1. Z

    4.2 Intake Manifold need help

    Hello all, I’m pretty new to the forum and this is my first post. I have a 2004 3.9 V6 and I swapped the upper intake manifold from a 4.2 onto it. I pretty clearly made a mistake, as my car now thinks it is at 18% throttle position (checked with live feed obd2 reader) when I’m completely off the...
  2. AydenTv

    Little Known Little Issues Thread

    87 to 89 Foxbodys are notorious for having little issues.. But lets Create a Thread on Little Known Little Issues for 1987 to 1989 Foxbody Mustangs... 1. The Spout Connector.... The Spout Connector, located near the Distributor and TFI Module, is like a Vaccum Advance.. In order to Set your...
  3. Hudson N

    Should it run with IAC unplugged? 04 gt

    I've been having surging issues for a couple of months now. I replaced my IAC and checked for vacume leaks and tested my TPS. The surge is only slight. Maybe 25-50 rpm when its warm and on a real cold start it surges quite a bit for about a minute before smoothing out. I've done a reset and I've...
  4. D

    Getting codes 998 and 122.

    Have a 1991 Mustang Lx2.3l. When I do koeo test I get code 122. Tps sensor is brand new. Just replaced. Went ahead with koer test and got codes 998 and 122. Need help in the direction I should go. When I tested my tps sensor I was getting a constant reading of 0.051 volts. Something turned on...
  5. S

    Idle problem 1990 with gt40 crate engine

    Started as a surging idle when the engine warmed up then after a year the idle rose to 2500-3000 rpm I replaced the IAC and now the idle is poor and the car stalls and check engine light is coming on. Thinking about tps next unless anyone can think of something else. I have never had any other...
  6. R

    Engine Idling Issue

    Hey everyone, need a more car savy feller to assist me today. Here's my issue: My 03 GT was beginning to stall whenever I slowed down at a light, sign, etc but it idled fine. My first thought was the IAC was going bad. So, after finding one at autozone, I replaced the part and solved the...
  7. Amber Midkiff

    Please Help

    ATTENTION: Okay guys I am in some desperate need of some mechanical advice. I have a 2001 Mustang GT (4.6 SOHC) it has a little over 100k miles on it. It has been driving perfectly fine since I got it, which was a few months ago but yesterday I went into a store for about 15 minutes then I came...