compression

  1. Nick Mitty

    4.0 - Low RPM Misfiring Issues

    Hello Everyone, I am currently experiencing a misfire issue on my TJ. I have read through the other similar threads here to begin diagnosing and fixing the issue, but with no luck so far. So I have decided to outline my issue as best I can below. Jeep Information: 2006 Jeep Wrangler TJ Sport /...
    • Nick Mitty
    • Thread
    • compression compression test cyl 2 misfire engine engine bay misfire misfire random piston
    • Replies: 4
    • Forum: TJ General Discussion
  2. B

    Compression Test on 2.5 Liter Engine

    I just performed a compression test on my 2.5 liter TJ (215,000 miles) and I'm looking for clarification regarding the ideal amount of compression cycles to obtain an accurate reading. I'll start by quoting the FSM: 1. Clean the spark plug recesses with compressed air 2. Remove the spark plugs...
    • Bill
    • Thread
    • compression compression cycles compression test cylinder compression
    • Replies: 3
    • Forum: TJ General Discussion
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