

| Subject: | Re: Fuel system...follow up |
| From: | Ryan Dawson |
| Date: | Thu, 10 Jun 2004 10:10:49 -0400 |
Sorry, the van is a 1984 Westfalia. Ryan Quoting John Rodgers <jh_rodgers@bellsouth.net>: > What year is your vehicle? > > If you are running a 2.1L WBX, then you may be having a problem with the > O2 sensor, or the Temp II sensor. I recall reading on this list a test > for the O2 sensor voltges using a meter. If they are off, then the ECU > will go to "Rich" for the fuel injection. I don't know where to tell you > to find the info. Maybe another list memmer can. I think the procedure > is posted on a web site somewhere. I think the Temp ll sensor also > affects how rich the mixture is. > > One other thing. Set your idle speed correctly. Warm the engine, shut it > off, disconnect the Idle Stabilizer Valve, Start the engine, turn the > big flat common screw by the AFM right or left until the idle is 800-900 > rpm, then stop engine and reconnect the ISV. Allow to get cold for a > cold start. Start engine, ISV should kick up rpm to 1000-1200 rpm and > then drop back to 8-900 rpm as engine warms. > > Hope this helps just a bit. > > Regards, > > John Rodgers > 88 DL Driver > > Ryan Dawson wrote: > > >Hi everyone, > > > >Well, I thought that I had made the neccesary repairs and replacements to > my > >fuel mileage problem. Below is a list of the adjustments that I have made: > > > >1. new fuel injectors (manufacturer - Echlin) > >2. new air filter > >3. new spark plugs (platinum) > >4. new oil and filter > > > >There are no leaks in the system, as far as I can tell. The problem is, I > >installed the spark plugs yesterday evening, and then drove about 5 miles, > and > >when I came back I realized that I forgot to check the gap spacing on them. > >So, I took the plugs back out, and they were BLACK again! I'm going on a > >camping trip today and am hoping to get better fuel mileage than a Hummer! > >Does anyone have any ideas? Could it be that they are dirty due to the > >previous incomplete combustion? > > > >Any thoughts or theories are welcome! > > > >Thanks in advance, > >Ryan > > > > > > > >
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