[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [New Search]
On Thu, 29 Nov 2001 14:26:31 -0600, Jim Adney wrote: >On 28 Nov 2001, at 20:51, Mark Healey wrote: > >> 71 manual FI square. >> I'm still getting air in my fuel line. >> Symptoms: >> >> When I run the fuel pump staticaly I hear a high pitched squeal coming >> from the pressure regulator. It gets higher and then stops. If I try >> to start the car before the squeal stops it won't > >This is pretty common and I don't think it is of any real concern. But it is annoying. I THINK it >means that there is air in the line at startup and the pitch rises as the air is >cleared out. It is a sign that there is no NEW air being pulled into the line >during operation. > >> All the fuel lines at the rear end of the car are new. >> >> The two steel lines runing to the front of the car are OK, judging >> from the amount of gas that ran out while I swapped the old line with >> the new. >> >> There is no noticible gas leaking. At least I don't smell any. > >You may not smell it. You should really take a good look at all of the >connections looking for wetness with the pump running. > >> It's running lean. Which may be an entirely seperate problem. > >I agree, probably separate. > >> I checked the injectors. #1 seems to be more of a stream than a mist >> but not much. Can I clean it or do I have to get a new one. > >I don't know any way to clean them other than to run them with good gas and >possibly some FI injector cleaner additive. I'd make sure your overflow hose >is intact so that you're not getting water into the tank. This would cause rust >which could involve the injector nozzles. When I bought the car it was missing but the P.O. had stuffed some paper towel in the hole. I replaced the hose with some radiator hose and a copper plumbing elbow. >You might try pulling off the plastic covers from the injector tips and seeing if >there is any rust anywhere that you could carefully scrape off. No visible rust and it is only one. >Are these genuine Bosch injectors? If not, you may want to replace them >anyway. The spray should form a nice uniform cone. Haven't looked for text but they are the ones with a yellow tip. Mark Healey 71 FI auto square 71 FI manual square marksvw@healeyonline.com ------------------------------------------------------------------- List info at http://www.vwtype3.org/list or mailto:help@vwtype3.org