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Dropping a cylinder randomly no1

Posted: Sun Jul 01, 2018 5:21 am
by morj58
Hi Guys after a little insight, 94 M4 , running h model harness and cdi, (1270)just replaced cdi, rebuilt carbs new plug etc keep dropping no1 at random any suggestion

Re: Dropping a cylinder randomly no1

Posted: Mon Jul 02, 2018 3:02 pm
by banner001
Try swapping the #1 and #4 leads over and see if the problem moves to cylinder #4.

My guess would be bad HT leads or plug cap

Re: Dropping a cylinder randomly no1

Posted: Tue Jul 03, 2018 2:13 am
by morj58
Thanks for the reply will try again just in case, unfortunately the cdi was purchased in may 2017 and only just fitted, might have to find another 21119-1270 cdi any suggestions im in Oz