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1994 Ford Escort - Page 6 Questions & Answers
Ohio aims test code p1506
The idle speed is higher than it should be. There are several possibilities that you need to check out. Most of the time it is due to extra air entering the engine. You can check the air intake gasket by running the engine and using a spray bottle of water along the seams. A change in RPM or stalling will mean you found the opening.Another possibility is the ISC solenoid in the intake manifold. This is an electric valve which channels air within the manifold. It can soot up. Check the Web for this part so you will know what to look for. It can be cleaned with WD40.Please rate my info.
Oil in cylinders with spark plugs
it is the gasket and the spark plug oil seals on the valves cover ( rocker cover. ) Remove the cover and renew the rubber gasket and seals.
Symtoms of a bad ecm
All kinds of things can happen, but basically when everthing else has been checked you gegin to suspect the ECM. the failure rate is about 2% so be very sure, the part is about $250. Ford ECM's are VERY DURABLE.
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