on July 14, 2013, 7:49 pm, in reply to "Re: mini cooper misfire on #4 injector"
Had same fault a few weeks ago. Mine had low compression on cylinder 4. Carried out cylinder leakage test and it was leaking on the exhaust side. Had a crack on one of the exhaust valve seats due to a poor seal between vavle and head.
Regards Jamie
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Mini Cooper 1.6 2002 - Misfire on #4 injector, code P0304 - Fixed # - Kev Shackleton July 10, 2013, 5:17 pm
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