1991 Mazda 626 "rough starting" Questions

...like your catalayic converter is plugged hence the black smoke at start up. your engine needs to breath and a plugged converter will make the engine run rough and have hard starting. please rate ...

I am having serious problems with the idle modual it reves at the norm then all of a sudden the reves just increase up to roughly 2.300 and then come down to near stalling 1 have replaced crank angle ...

Car running rough and stalling 2001 626 runs rough at first. Then car revs increase, but the car doesn't accelerate for a few seconds. It's like it needs to "catch up" with the engine speed. The car ...

1990 Mazda 626 4 cyl with 45,000 actual miles. It has developed a very rough idle/stall condition in DRIVE gear only. When stopped at a light, it will start running rough, then stall. After very poor ...

Rough idle after engine is warm Car starts and runs fine when engine is cold. After engine is warm it idles very rough & low rpm. Doesn't stall while in gear, but stalls sometimes when shifting from ...

...starting problems with a Madza 626 1992 GE. I have replaced the coil and spark plugs. However inside the distributor cap the is another black cover that has 3 hair line cracks. Could this cap be a ...

Mazda 626 six cyl runs ok for 20mins then misfires and runs rough 1995 Mazda 626 six cyl - starts and runs ok for first 20 mins then starts to misfire. Also when sitting in heavy traffic car starts ...

runs rough at start up then smooth out mostly when warmed up The choke may not be operating properly when the engine is cold or the low speed fuel mixture need adjusting.Basically this engine needs a ...

2006 expedition starts to run rough at 50 mph make a TUNE UP, however you must RUN the scanner and computer for to see if there are some Sensor faulty. God bless you have it tune up,change oil= change

Car starts with rough idle then stalls after a few seconds. Had alternator replaced with new rebuilt one and had throttle valve cleaned but after a few days same problem has since come back. Any help?