There you are, driving along, and you start to slow down for a light. As you coast with your foot off the gas, the RPMs start to drop….and keep dropping….until your engine stalls out. Well, this happened to me, except instead of at a traffic light, it was while pulling into the pits at the end of a track session. I start the car back up, it spins up but then when it tries to idle down, it just stalls. The only error code? O2 sensor has a bad reading. With the help of a track friend of mine, we diagnosed it as a vacuum leak in the E36 idle control valve hose. That lead to me replacing all of my hoses on my track car, but unfortunately, I didn’t have the time to document the process. Fortunately, my wife has joined the E36 6cyl family and her car needed
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