Omega Owners Forum

Omega Help Area => Omega General Help => Topic started by: animal65 on 06 June 2013, 11:50:36

Title: Misfire
Post by: animal65 on 06 June 2013, 11:50:36
Ok so car eventually passed MOT tester says car running very clean emissions it sailed through drove out of the mot station and now im only firing on 4 cylinders should be 6 keeps misfiring plugs have done a maximum 20k checked all and cant seem to see anything obvious this is was an intermittent fault now constant
Title: Re: Misfire
Post by: henryd on 06 June 2013, 11:53:25
Do the paper clip test(howto in maintenance section) and see what codes flag up,my money is on coil pack failure :-\
Title: Re: Misfire
Post by: animal65 on 06 June 2013, 11:58:23
do you have a link im no good with technology lol
Title: Re: Misfire
Post by: henryd on 06 June 2013, 12:03:45
Quote from: animal65 on 06 June 2013, 11:58:23
do you have a link im no good with technology lol

here you go

http://www.omegaowners.com/forum/index.php?topic=90581.0
Title: Re: Misfire
Post by: dbug on 06 June 2013, 17:01:04
Quote from: henryd on 06 June 2013, 11:53:25
Do the paper clip test(howto in maintenance section) and see what codes flag up,my money is on coil pack failure :-\

+1 :y :y
Title: Re: Misfire
Post by: albitz on 06 June 2013, 17:38:10
Although the paperclip test wont throw up a fault for a duff coil pack. ;)
It will rule all sorts of other things in or out though. :y
Title: Re: Misfire
Post by: henryd on 06 June 2013, 21:50:45
Quote from: Albitz on 06 June 2013, 17:38:10
Although the paperclip test wont throw up a fault for a duff coil pack. ;)
It will rule all sorts of other things in or out though. :y

Yes I realised that but thought it was worth checking for owt else :y
Title: Re: Misfire
Post by: albitz on 06 June 2013, 22:09:32
Yep. :y
Title: Re: Misfire
Post by: TheBoy on 07 June 2013, 07:46:13
Paperclip it, if no fault codes, suspect HT side, as suggested above.
Title: Re: Misfire
Post by: animal65 on 08 June 2013, 10:14:08
it is the coil pack
Title: Re: Misfire
Post by: symes on 08 June 2013, 11:59:32
Quote from: animal65 on 08 June 2013, 10:14:08
it is the coil pack
are you sure?  most miggy's I encounter-its lead breakdown not coil pack-usually because they been fitted with cheap leads-which dont last
Title: Re: Misfire
Post by: dbug on 08 June 2013, 15:57:44
Quote from: symes on 08 June 2013, 11:59:32
Quote from: animal65 on 08 June 2013, 10:14:08
it is the coil pack
are you sure?  most miggy's I encounter-its lead breakdown not coil pack-usually because they been fitted with cheap leads-which dont last

2 cyls lost = coil pack ;)  Same as on my old Elite