1999 Kia Sephia "rough idle" Questions

IDLE SPEED TOO LOW. IDLE SPEED SHOULD BE 750 - 850 RPM. IDLE SPEED NEED TO BE CORRECT OR IT WILL CAUSE ENGINE RUN ROUGH OR STALL OUT.AC COMPRESSOR WILL TAKE SOME POWER FROM ENGINE WHEN AC IS OPERATING

...a problem with my 1998 Kia Sophia and what is happening is when I start my car it idles really rough and then when I press on the gas peddle it stalls out I thought it could be because it was

fuel coming out of muffler Rough Idle, loss of power, strong fuel type odor, check engine light flashes, and fuel coming out of muffler COULD BE FUEL PRESSURE REGULATOR GONE BAD

my Sephia is idling rough run a can of carb cleaner all through the intake while running.....mantain engine running get back w me if need more if that doesn't do the trick then check all the engine ...

rough idle, lack of power I hac=ve a 99 sephia that did this, replaced fuel filter, replaced catalytic converter, replaced O2 sensor. lastly ran premium shell gas two tanks solved.

98 kia sephia rough idle and stalling Clean egr valve, check map sensor, check replace engine temp sensor.

my car idles real rough and hesitates when i gas it oxygen sensor? That or your intake manifold hose could have a split in it or have your mass air flow sensor checked. IT could even be as simple as a

...on it's own. I did the troubleshooting guide in my haynes manual now i'm stuck. It's idleing very roughly and stalls with acceleration. make sure that your clean air intake is all hooked up ...

...rough idle and engine hesitation (and other problems), it is in most cases the idle speed control air-bypass valve and or throttle valve and upper intake, these area's get full of gunk and combustion ...

Kia Sephia is between .028 and.032. If they are installed at 0.44, the Sephia will have a rough idle and experience annoying hesitation. You must adjust the gap before installing the plugs in this car