Rapidly fluctuating oil pressure and rough idle
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05-09-2002, 09:50 PM
Join Date: Aug 1999
Location: ajax, ontario, canada
on my 190e2.6, that surging happened for a while, especially in winter. Then it got worse, with the engine stalling. This was traced to a bad O2 sensor.
the surging of the oil pressure is just the effect of surging engine rpm.
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