Ford Mustang Forum banner

maf

  1. Large Negative Long Term Fuel Trim

    V6 Tech
    Hey all! I just got done doing a bunch of work on my mustang(replaced all gaskets down to head gaskets on engine, had the heads milled and a valve job done, replaced all the fuel injectors, fuel filter, new plugs, wires, coil pack, new radiator, and new vacuum hoses. After all this I am...
  2. Stuck throttle, bad IAC, and a big headache.

    4.6L Tech
    TLDR: Replaced IAC and cleaned throttle body and MAF to stop erratic idle, and it worked for a little while, but two days later my throttle is getting stuck closed, car is shifting into 3rd at around 30mph and doesn't downshift until I come to a complete stop, causing the car to stall out. Help...
  3. 2000 Mustang V6 shuts down while idle only after i shut it down for the first time.

    V6 Tech
    Hi everyone, I have been Reading a lot of advice on here for a while but never have had to post. Here is the problem I am having. My mustang runs perfectly right until I shut it off for any given reason. Let’s say I drive it and all is fine but when I go to get gas or go buy something really...
  4. Strange Idle Stall Issue Fixed.

    5.0L Tech
    I read through several threads here over the last few days trying to fix my idle issue and finally think I got it. I want to pay it back by listing what happened and how it (seems to) have been fixed. I'm not terribly knowledgeable about mustangs, in fact my truck is a 73 toyota FJ40 with a 92...
  5. 94/95 cobra 73mm vortech/c&l maf jumper wire?

    SVT Cobra Tech
    I just recently installed a 73mm vortech maf on my car. I put a 24lb. sample tube on it, and when i went for a test drive the car felt like it had no power. If i gradually give it gas, it would rev fine, but when i floored it the car just sputtered and made a weird noise and didnt want to go at...
  6. Procharger MAF Location also BOV or BPV

    Superchargers+Turbochargers
    I have finished my install on the Procharger P1sc with intercooler on my 93 foxbody. I installed factory Procharger kit with bypass valve and an Anderson Power Pipe was also included. I have heard from several people that i can move my MAF to the inlet side of the SC ijust want to make sure. I...
  7. 1987 Notch motor identification

    5.0L Tech
    Hey all, I'm completely new to the mustang world as of monday afternoon and have some concerns. I have an 87 notchback that was a 4cyl conversion to a 5.0. My main concern is identifying the motor that was swapped in. It had an "HO" badge plate on the top of the intake manifold but doesn't have...
  8. Idles and Runs fine, dies when decelerates quickly

    4.6L Tech
    So when I turn on my car it comes up to 1400 rpms and slows drops to 800 where it hangs out until I choose to use the throttle. It is fine at stop lights and it pushes a lot of power very efficiently. After about 15 minutes of driving though it will occasionally 'want' to die when I decelerate...
  9. 88 gt maf swap

    5.0L Tech
    I have an 88 gt I'm swapping to maf. Question is i know i have to change o2 wiring, can i just buy a replacement harness for an 89 gt tomatch my 89 wiring I'm installing or can i repin? Please help.
  10. Relay controlled MAF sensor

    5.0L Tech
    I have done some reading in the past about whether hot wire type maf sensors are controlled by a specific relay or does the wire heat up from the voltage bein supplied by the computer?I know there a couple of relays near the maf sensor( one being the wot relay ) then there are a few behind the...
  11. what oem maf sensor is an upgrade for 1991 GT

    5.0L Tech
    Im curious as to what year,make,and model vehicle comes with a factory size 70mm or larger maf sensor which is a simple bolt on,plug in and go??Ive heard maybe some of the following might work,but unsure. Explorers - ?? year motor?? Mustang - 94-95 5.0 96-98 3.8 ?? Crown Vic - ?? year motor...
  12. 1990 LX 5.0 stuttering problem under load - At wits end.

    5.0L Tech
    Hello everyone, I am about at my wits end so I came here hoping someone may be able to point me in the right direction. First off the car: 1990 7-Up 5.0L LX Convertible 5 speed manual. 60k miles lived in a garage its whole life. 100% stock besides a newer intake installed 20k miles ago by...
  13. 88 gt has o2 sensors but not hooked up

    5.0L Tech
    OK guys been outta the fox body scene for awhile. Now and just bought a speed density froma guy who says he didnt touch the car but, it's got the wiring harness for maf and all that. It has o2 sensors that aren't. Hooked up and I want to hook. Em up but don't want to fry the ecm not sure if...
  14. Air intake/hood insert modification feedback wanted

    V6 Tech
    Forgive me if I'm in the wrong place. I'm new. I have a 1996 3.8 V6 and was wondering, could I remove the freeze plugs from the upper plenum and run a couple tubes from the two plug spots to the Hood inserts to act as a sort of cold air intake? I've heard they would both need MAF sensors and...
  15. Air intake/hood insert modification feedback wanted

    V6 Tech
    Forgive me if I'm in the wrong place. I'm new. I have a 1996 3.8 V6 and was wondering, could I remove the freeze plugs from the upper plenum and run a couple tubes from the two plug spots to the Hood inserts to act as a sort of cold air intake? I've heard they would both need MAF sensors and...
  16. 1995 Gt MAF/O2 sensor tests??

    Introductions
    Hey guys, to start off I'm pretty new to this website and pretty inexperienced at wrenching. I feel that I know more than most average people about cars, but don't have that much experience so any help is much appreciated. I have a 95 gt and I recently put bbk long tubes, bbk off road x-pipe...
  17. Possible bad PCM?

    V6 Tech
    My car (1994 mustang 3.8l) has a rough idle and no power until about ~2200 rpm. I already cleaned the MAF and IAT, replaced the fuel filter (whoever owned the car previously had the fuel filter on backwards), checked the spark plugs and plug wires, and cleaned the throttle body. I was viewing...
  18. Throttle body and MAF

    Introductions
    First off I would like to say Hello! to all of you. I am 29 and been a Fox Body guy as long as I can remember. I got my 89 lx 5.0 when I turned 18 and have had it every since. I am looking to put some upgrades on it and was looking for some help. It currently has, 331 gears C-4 trans H-pipe...
  19. Fuel Line Question

    5.0L Tech
    I just purchased a 1987 LX 5.0 and it has a fuel delivery issue (I think). IT will start after having to pump the fuel pedal multiple times until it tries to start... then I turn the key off and try to start it again. It starts right up and runs for about 30 seconds at which point it sputters...
  20. 1995 GT Need New Plugs

    Introductions
    Hey Everyone!! New to fords and need new plugs for my 95 gt. Any recommendations? Same goes for wires. Car is currently a POS! Just need to start with the basics. Pulled codes... 10,172, 176, 452. Speedo isn't working so going to replace vss. That should take care of 452. Going to check for...
Top