• Tags

rough acceleration

  1. 0

    Engine Multiple o2 sensor codes, car runs terrible

    I’ll try and keep it short. I recently put long tube headers in, EGR delete since I found it a pain to attempt to attach it to the headers. I ran it just off the headers for a week with o2 sensors unplugged until I got a mid pipe for it. Within this time it ran completely fine, no issues. Before...
    • 02newedge
    • Thread
    • Jun 12, 2025
    • o2 sensors rough acceleration rough idle stalling
    • Replies: 5
    • Forum: SN95 4.6L Mustang Tech
  2. J

    Dies on cold start unless throttle is applied and bogs on initial acceleration

    I am at my wits end, I have replaced near every sensor I can think of on my motor (‘89 5.0) and yet everytime I have to start the car cold it revs up and dies. It will restart immediately and then struggle for a few seconds before dying. Once it finally finds its idle and goes into gear (AOD) it...
    • jake13
    • Thread
    • Jun 26, 2024
    • idle issue rough acceleration rough idle surging idle
    • Replies: 6
    • Forum: 1979 - 1995 (Fox, SN95.0, & 2.3L) -General/Talk-
  3. D

    Engine 2002 V6 Sputtering On acceleration

    I recently purchased a 2002 v6 model from a gentleman in the area, the car only has 134,000 miles on it. It runs great in idle, very smooth and quiet. Upon accelerating the car sputters, runs very rough and the acceleration itself is really poor. I have tried a few things already, I put new...
    • DawSonMc
    • Thread
    • Feb 22, 2019
    • rough acceleration running rough sputtering
    • Replies: 3
    • Forum: SN95 V6 Mustang Tech
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