...engine from Ford, blew SKY HIGH on low and high idle emissions. Emission numbers were 10-20x max legal limit (over 3000). Replaced the catalytic converter and EGR valve and cleaned the idle air valve ...
...high-idle-problem.html ------- While stop engine idles like cylinder missing? http://schematicsdiagram.blogspot.com/2012/01/while-stop-engine-idles-like-cylinder.html --------- Idle flair is noticed ...
...engine runs on either because of hot glowing carbon deposits in the cylinder head or because the engine was shut down when it was running too fast. Sometimes the carbon can be literally blown out by ...
...it might be. Start running some tests and it will help narrow your search. I have a '96 Ford Ranger 3.0 V6 engine. It idles high even after replacing the IAC valve. Engine light says, "PO 1504
ENGINE REVS REALLY HIGH WHILE AT IDLE AND SOMETIMES STALLS COMPLETELY OUT AND DIES. WILL CRANK RIGHT UP EVERY TIME WITH NO PROBLEM. ONLY DOES THIS AT IDLE. ONCE YOU START DRIVING IT IS NOT NOTICEABLE.
...runs out and I refuel. Then the problem comes back. Two different mechanics cleaned the fuel injectors to fix the problem, however it came back within a week or two. Could it be completely gunked up ...
...engine with a high idle problem. idle air control . unplug it and see what happens. Idle speed control may be bad. If replacing yourself you must give it a learning code. This is performed by after ...
...engine but i figured it was the tranny cause it runs fine in neutral and park. Then replace the tranny. How many miles on vehicle? Some high mileage engines, they may run fine in park or neutral, not ...
high idle all the time on a 1988 5.0 litre engine in a f150 lift hood while running and lisen for a vacum leak and check all vacum hoses. if you dont find a vacum leak then replace the idle air cotrol
high so the engine won't stall, then spray the can of cleaner into the intake while keeping the engine running, use at least 1/2 the can, shut down the engine and disconnect the battery for 5 minutes,
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