1992 Mercury Topaz "rpm" Questions

...Shifted gears. Stayed wide open. Replaced idle air control valve. Idles at 1500 - 2000 rpm. Could replacement be defective? Or something else bad? THE THROTTLE POSITION SENSOR COULD BE ...

...topaz car sat for awile and i worked on engine trans shifted fine before now only at very high rpm You could have varnish on the throttle valve in the transmission,  causing it to stick

symptoms of a bad fuel filter bad performance at rpm's and load -speed - misfiring at idle -engine dying on acceleration.-poor acceleration

Have a 1993 Mercury Topaz that will not idle down to idle speed Idles to about 1200 RPM. turn ac off an check for vacuum leak

my engine rpm is too high if fuel injected clean the throttle body.remove the intake hose and get one peice of cloth to clean the throttle by rubbing the inside surface.maybe you need to adjust the ...

...from work, the transmission stopped shifting from 2nd into drive. It went from 1st to 2nd but the RPM's were very high before shifting. She says, she ran about 5500 RPM's at 30 MPH all the way

...the engine, it would misfire and shake around a bit until I hit the gas pedal and brought the rpm to 2k or more then it would usually be ok. However sometimes it would surge and lose power

...over heating. What shall i do? and it idles really rough. it wants to die. but if i give it some rpm's, it runs fine. Check the timing. If the timing is set too low engines run hotter and idle ...

...going bad but its not slippin when u put it in gear it only wants to shift when u hit 4000 to 5000 rpm some one said a vacuum hose could of broke any suggestion and not low on fluild there is a ...

...then stalls, the car will not stay on Three things come to mind. First is it a rough idle at normal rpm level which could indicate the throttle body needs cleaning. Second is you have a faulty Idle ...