Recent Content by guitarcal

  1. guitarcal
    Post

    Studder under load, P0301 Code

    Providing an update, the injector for cylinder 1 is bad. Replaced with CorkSport injectors and seals and the car is running good now.
    Post by: guitarcal, Dec 5, 2023 in forum: Mazdaspeed 6 Troubleshooting
  2. guitarcal
    Post

    Studder under load, P0301 Code

    thanks, I’ll do that this weekend. also, I ran a compression test and got consistent results back across all 4 cylinders. ~138psi dry and ~150psi...
    Post by: guitarcal, Oct 10, 2023 in forum: Mazdaspeed 6 Troubleshooting
  3. guitarcal
    Post

    Studder under load, P0301 Code

    [ATTACH] great suggestion. Most of the wire is covered by shielding. Anything specific I should be looking for? In image, left is coil pack...
    Post by: guitarcal, Oct 10, 2023 in forum: Mazdaspeed 6 Troubleshooting
  4. guitarcal
    Post

    Studder under load, P0301 Code

    yes, all gapped to .027 or .028
    Post by: guitarcal, Oct 10, 2023 in forum: Mazdaspeed 6 Troubleshooting
  5. guitarcal
    Post

    Studder under load, P0301 Code

    Thanks for the reply. I'll check gap, they are NGK plugs. What should the gap be? Also, a quick update, a swapped coil packs on cylinder 1...
    Post by: guitarcal, Sep 25, 2023 in forum: Mazdaspeed 6 Troubleshooting
  6. guitarcal
    Thread

    Studder under load, P0301 Code

    Hi all, could use some help. 2006 Mazdaspeed 6, air intake upgrade, Cobb stage 1 tune. Yesterday, the car started stuttering under load and...
    Thread by: guitarcal, Sep 22, 2023, 10 replies, in forum: Mazdaspeed 6 Troubleshooting