Date: 17 May 2002 13:45:23 -0600
From: andrewunix <agreenbunopsamnet>
Subject: Re: ECU replacement


Fri, 17 May 2002 19:42:36 +0100, johsnopsamanytime.co.uk suggested: : : andrewunix wrote: :> :> Fri, 17 May 2002 08:27:33 +0100, andrew.hookinsnopsamam suggested: :> : Hi, :> : :> : Are you sure its the ECU at fault. Other causes are :> : a vacuum / pressure leak due to bad vacuum hoses :> : or connections or a sticky AIC valve. The AIC valve :> : can be removed and cleaned up with carb. cleaner :> : or something similar. :> :> All of these things have been addressed. The only potential culprit I've :> got left is the ECU. : : But you don't really know if it is the ECU. I once had the exact same symptoms : on my 9000 CSE, and it was a vacuum leak. The leak was on under side of a small : diameter pipe from the manifold, apparently carrying a vacuum signal to a sensor. : The pipe was spilt at the end, but the split was hidden from view. I only found : it by carefully listening for noises. I cut off an inch of the pipe and refittet. : No more fluctuating idle. Maybe I'll do some more thorough investigation, then. I'd really rather not get involved with the ECU unless I have to. -- agreenbu Return to Main Index

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