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  1. M

    4.4 v8 variable intake timing question

    Here are several screenshots, to give an idea what I mean. Intake cams at idle: Intake cams at 1000 RPM: Also I noticed that even injectors have always shorter pulses (5% shorter) than odd ones: Any thoughts?
  2. M

    4.4 v8 variable intake timing question

    Yes I understand, but as I mentioned I cleaned that, and rough running goes up to 1300 RPM, which is not idle.
  3. M

    4.4 v8 variable intake timing question

    Already did that. But how throttle body relies to the intake camshaft position?
  4. M

    4.4 v8 variable intake timing question

    Hi. I was investigating slight roughness of my LR3 4.4 v8 at idle and up to 1300 RPM. I hooked up a scanner and started a live view datalog. And I found a strange issue. I see two parameters there: Intake variable camshaft timing - bank 1 & Intake variable camshaft timing - bank 2 differ by 3...

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