At 10:32 AM 4/29/2002, Matt Sutton wrote: >Hi Folks, > -Starting cold with ISV connected and o2 sensor disconected, engine revs >to about 2700 rpms, and just stays there- even after everything warms up. >Starting cold with with both ISV and o2 sensor connected, it will do the >same thing, until it warms up. Then the idle drops to a shakey 700 rpm, and >I'm back to square one: a stinking superfund site on wheels that drives like >it has double pneumonia. Which suggests that the ISV is screwing up the works (and the ECU is trying to compensate when it goes into closed-loop mode) -- and it's under command of the ISV control module (fwd of right tail-light) which is known for playing nasty tricks. Bad connections or bad board...
> Any ideas are welcome: further diagnostic tricks, advice, scolding, etc. Did you wash behind your ears? <g> david
>Matt >88 GL -- David Beierl - Providence, RI http://pws.prserv.net/synergy/Vanagon/ '84 Westy "Dutiful Passage" '85 GL "Poor Relation" |
Please note - During the past 17 years of operation, several gigabytes of
Vanagon mail messages have been archived. Searching the entire collection
will take up to five minutes to complete. Please be patient!
Return to the archives @ gerry.vanagon.com
The vanagon mailing list archives are copyright (c) 1994-2011, and may not be reproduced without the express written permission of the list administrators. Posting messages to this mailing list grants a license to the mailing list administrators to reproduce the message in a compilation, either printed or electronic. All compilations will be not-for-profit, with any excess proceeds going to the Vanagon mailing list.
Any profits from list compilations go exclusively towards the management and operation of the Vanagon mailing list and vanagon mailing list web site.