Thanks Evan. I've leaned away from the O2 sensor because it runs OK with it disconnected - but the way you explain it I guess it's not out of the question. I appreciate the information - I'll take a look at protecting that wire better. On Sat, Jan 22, 2011 at 10:35 PM, Evan Mac Donald <evanm@att.net> wrote: > The problem on my 1.9 in my '85 was the lead from the O2 sensor. With it > hanging > there, in the spray area from that rear wheel, it gets treated to a forced > shower constantly. Most vans no longer have the sheet metal shield that > kept the > worst of the spray effects down. And, no matter how good a job you did on > that > co-ax lead, its gonna get wet. Good routing , and careful sealing are all > you > can do. The advice with the selective spraying of WD 40 will certainly > pinpoint > the culprit.... > > > > > ________________________________ > From: Jeff Lincoln <magikvw@GMAIL.COM> > To: vanagon@GERRY.VANAGON.COM > Sent: Sat, January 22, 2011 6:10:08 PM > Subject: 1.9 Running issues when wet out > > OK, I've been dealing with this for some time now. When it rains (snow > doesn't seem to bother it) a medium to hard rain I can get about 15-20 > minutes down the road before rough running and eventually the engine just > dies out. > > Cap, rotor, plug wires are all new. New Temp Sensor too (because previous > diagnostics had proven it was a bit wonky). > > Everything in my gut tells me this is an electrical issue but I don't know > for sure and even if I did I don't know where to start. > > When this happens if I let the bus sit for a day I can get it running again > - but it takes a lot of messing with it - it will not idle at first, then > it > will run rough and stall - each attempt getting longer and longer until > eventually I am able to keep it running and it recovers and runs fine. One > other thing during the rough running period (when the problem starts and > after it has sat and I am trying to get it going again) is that if I give > it > any gas at all it will stall immediately - eventually of course it is fine. > > I suspect by the way it acts after it has sat that it eventually gets > better > becuase whatever is wet is drying off more and more. Then again I don't > really know anything. > > Any advice at all pointing me in ANY direction at this point is welcome. > > -- > Thanks, > > Jeff > '85 GL (Gertie) > '90 Carat (Grover - the noble parts donor) > '86 (We call this one Scrap) > '78 Bus (Melissa) Patty's Bus >
-- Thanks, Jeff '85 GL (Gertie) '90 Carat (Grover - the noble parts donor) '86 (We call this one Scrap) '78 Bus (Melissa) Patty's Bus |
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