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Old 01-19-2006, 01:49 PM
burnselk burnselk is offline
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Join Date: Jan 2006
Posts: 70
Default Re: 1996 Ford Ranger Check Engine Light On

Found these three responses at another site:

"Have replaced the emissons control valve, the thermistor as suggested in code P1443. Problem still there. A possible clue, when gas tank is filled check engine light goes off. At about a half tank of gas check engine reappeares".

and .....

"check for blockages between the fuel tank, EVAP canister purge valve and engine intake manifold. Also check for obstructions in the EVAP canister purge valve diaphragm and ports. A blocked fuel vapor hose or vacuum hose."

and.....

"I'm having same problem, but I tracked my down. Found a vacum line going to the evap canister had a hole in it from rubbing on the pully next to it. Also found all the vacuum lines in the circuit are dry rotted and turning to powder. If this is your problem, try replacing all the vacum lines".

So, the plot thickens.......bet I can guess what the dealer's mechanic will say....."it could be one of several things, I'll have to check them all.....and $300 and hours later, he finds the problem".....what say you (as Bill O'Rielly says)?

By the way, when the guy at AutoZone put the tester on it....he not only told me the code, he also cleared it for me and the light went out.....but a few starts later the same day, it was back on again and stays on. Go figure.
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