Mechanics

ROUGH IDLE HARD TO START

1988 Mercury Marauder

Engine Performance problem
1988 Mercury couger 6 cyl Two Wheel Drive Automatic 186698 miles

has rough idle & is hard to start
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Eatalot
October 15, 2010.



Check the fuel pressure if its within specs if okay-Inspect and test the idle speed control motor, manifold absolute pressure and throttle position sensor-also clean out the EGR and PCV valves

Rasmataz
Oct 15, 2010.