Karin Baker & Raymond Paquette wrote: > Help! > > 1987 Vanagon Syncro, about 40K on engine, running strong and reasonably cool > through Arizona desert, occasionally getting a needles width above red LED, > with good reason-like uphill in 100 degree outside temp. > > Long downhill. Lost belt for water pump/alternator. Quickly stopped and > replaced it, didn't overheat as far as I can tell. Plenty of oil on > dipstick, water in tank. Didn't smell or feel hot. > > Fired right back up, all lights went out like they should. > > About 2200RPM, oil pressure light and buzzer came. > > I'm searching for reasons to believe I don't have a spun bearing or other > rebuild requiring problem. Is there some wire/sensor I don't know about > that could have been messed up by the flying end of the broken belt? > Please!! > There certainly is. The high rpm oil pressure sensor is down there near the main pulley on the crankshaft and the belt may have knocked the wire loose. The system only checks for that signal when the RPMs are above 2000 or so. Larry A. |
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