Quote:
Originally Posted by tangofox007
Its a vent line for the vacuum control valve and EGR valve. Leave it alone. It's not supposed to be connected to anything. It is routed into the cabin because the air is cleaner there than in the engine compartment. (Unless the vehicle occupants smoke, in which case the air in the engine compartment is probably cleaner.)
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I found a similar line in my car, I traced it to the diaphram for the cruise control....it had a hole in the line about an inch from the end, just behind the cluster...another "vent line"?
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2002 E430 4matic (212,000km)
2002 ML500 'sport'
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