Question about 1999 Audi A6
Check the oil sending unit for leaks.
Check the valve cover gasket for leaks that trigged down to the oil sending unit.
Oil sending send intermittent ZERO or low PSI data to the computer ECU.
It will triggle OBDII error code.
When you get a solid light the pull the code on reply.
Check for oil leak around the engine.
Please rate my answer if it's helpful to you.
Posted on Dec 11, 2009
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Posted on Jan 02, 2017
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