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compression
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  1. The 7th Generation
    Here are the results of a compression check on my 4CYL 2007 Accord at 396k Miles. (Dry compression check, fuel injectors unplugged). As shown below, the compression is definitely lower than it was when tested at 291k miles. But officially, it is still acceptable since according to the...
  2. The 7th Generation
    I am not sure how many forum readers will be interested in this, but perhaps it will be of use to someone to have some known-good waveforms for a relative compression test on a 4CYL 7th Gen... Now that current clamps (amp clamps) and oscilloscopes (scopes) have become so cheap, it is possible...
  3. The 7th Generation
    I decided to check my compression (4CYL 2007 Accord, 291K Miles) and figured I would share the results with the forum. To get an accurate compression reading it is general recommended to (a) disable the fuel injectors (b) hold the throttle plate wide open. I unplugged all the fuel injectors to...
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