XPost: sci.electronics.repair, alt.home.repair   
   From: xenolith@optusnet.com.au   
      
   On 24/4/2023 5:09 am, Michael wrote:   
   > On Sun, 23 Apr 2023 23:00:56 +0530, mike wrote:   
   >   
   >> You don't seem to know engines well, so allow me to explain that when the   
   >> engine sees a misfire in 1 out of 200 revolutions (most cars), the engine   
   >> control module permanently shuts down the spark to that cylinder (to   
   >> protect the cat).   
   >   
   > Does the PCM shut down the spark or the fuel to that misfiring cylinder?   
      
   It will definitely shut off the fuel - if nothing else. If you have fuel   
   but no spark you will be flooding the cat with raw fuel. That's bad.   
      
   --   
   Xeno   
      
      
   Nothing astonishes Noddy so much as common sense and plain dealing.   
          (with apologies to Ralph Waldo Emerson)   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)