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Omega Help Area => Omega General Help => Topic started by: craig on 01 October 2008, 10:59:12

Title: HELP please eml on after cam gasket change
Post by: craig on 01 October 2008, 10:59:12
Hello everyone :y i changed my camcover gaskets yesterday(followed the how too  ) but when i started the car after reassembling,the eml light is on so i have just done the paperclip test and the only code i am getting is 1-2 7-4-1-2-7-4 so i checked the eml list and it says 74   Mass Air Flow Sensor Voltage High
can you help please as it running like a bag of nails now :'(
any ideas please??how do i rectify this??have i put something back wrong
please HELP!!
cheers
Craig  :y
Title: Re: HELP please eml on after cam gasket change
Post by: Marks DTM Calib on 01 October 2008, 11:06:42
Did you remvoe the MAF at all?

If you did, is it fitted the corrcet way round and the connector etc all ok?

Does it run better with the MAF disconnected

Did you connect the plug leads to teh DIS pack correcty, specificaly the 2-4-6 bank where it is easy to get it wrong!
Title: Re: HELP please eml on after cam gasket change
Post by: craig on 01 October 2008, 11:34:42
Quote
Did you remvoe the MAF at all?

If you did, is it fitted the corrcet way round and the connector etc all ok?

Does it run better with the MAF disconnected

Did you connect the plug leads to teh DIS pack correcty, specificaly the 2-4-6 bank where it is easy to get it wrong!







i didn't touch the maf mate!!
and i didn't remove anything from the dis pack :-/
Title: Re: HELP please eml on after cam gasket change
Post by: craig on 01 October 2008, 12:36:54
Quote
Quote
Did you remvoe the MAF at all?

If you did, is it fitted the corrcet way round and the connector etc all ok?

Does it run better with the MAF disconnected

Did you connect the plug leads to teh DIS pack correcty, specificaly the 2-4-6 bank where it is easy to get it wrong!







i didn't touch the maf mate!!
and i didn't remove anything from the dis pack :-/







i just disconnected the maf and tried it and its a hell of alot worse without it connected :-/
Title: Re: HELP please eml on after cam gasket change
Post by: Marks DTM Calib on 01 October 2008, 12:38:37
Ok, check for air leaks......brake servi pipe, rubber O rings under the plenum etc
Title: Re: HELP please eml on after cam gasket change
Post by: craig on 01 October 2008, 12:46:45
when the engine running there is a constant air(hissing)noise sounding like its coming from the back of the plenum ::)is this normal???or could that be the problem?? :-/ :-/
Title: Re: HELP please eml on after cam gasket change
Post by: markey mark on 01 October 2008, 12:53:47
sounds like you have dislodged a o ring under plenum bud !!  :(
Title: Re: HELP please eml on after cam gasket change
Post by: craig on 01 October 2008, 12:55:48
Quote
sounds like you have dislodged a o ring under plenum bud !!  :(



would this put eml on??and could this cause the car to run like it is??? :-/ ::)
Title: Re: HELP please eml on after cam gasket change
Post by: markey mark on 01 October 2008, 12:57:43
Quote
Quote
sounds like you have dislodged a o ring under plenum bud !!  :(



would this put eml on??and could this cause the car to run like it is??? :-/ ::)

wouldnt nessecery put eml on but would make it run like a bag of spanners ! take plenum off and check all connections and reseat o rings !  :y
Title: Re: HELP please eml on after cam gasket change
Post by: craig on 01 October 2008, 13:46:58
i just asked the lad from over the road(mechanic)who come over had a quick look  ::) ::)this doesn't help he said as he plugs the camshaft sensor back in for me ::) :-[

thanks for your help ::) :P

Mark dtm and markeymark :y :y :-[ ;D
Title: Re: HELP please eml on after cam gasket change
Post by: Marks DTM Calib on 01 October 2008, 13:48:54
Quote
i just asked the lad from over the road(mechanic)who come over had a quick look  ::) ::)this doesn't help he said as he plugs the camshaft sensor back in for me ::) :-[

thanks for your help ::) :P

Mark dtm and markeymark :y :y :-[ ;D

er....that would raise a different code.....
Title: Re: HELP please eml on after cam gasket change
Post by: beemerdevil on 01 October 2008, 14:20:03
Quote
i just asked the lad from over the road(mechanic)who come over had a quick look  ::) ::)this doesn't help he said as he plugs the camshaft sensor back in for me ::) :-[

thanks for your help ::) :P

Mark dtm and markeymark :y :y :-[ ;D

So is it sorted now??
Title: Re: HELP please eml on after cam gasket change
Post by: craig on 01 October 2008, 14:28:26
Quote
Quote
i just asked the lad from over the road(mechanic)who come over had a quick look  ::) ::)this doesn't help he said as he plugs the camshaft sensor back in for me ::) :-[

thanks for your help ::) :P

Mark dtm and markeymark :y :y :-[ ;D

er....that would raise a different code.....





it was probably me reading it wrong ::) :-X
cheers Mark :y
Title: Re: HELP please eml on after cam gasket change
Post by: craig on 01 October 2008, 14:29:55
Quote
Quote
i just asked the lad from over the road(mechanic)who come over had a quick look  ::) ::)this doesn't help he said as he plugs the camshaft sensor back in for me ::) :-[

thanks for your help ::) :P

Mark dtm and markeymark :y :y :-[ ;D

So is it sorted now??




it seems to be :-[ eml doesn't come on now :y and runs fine ;)