most cylinder misses are caused by a bad ignition wire if they are 5yrs or 60,000 old they should have been changed,same with spark plugs, other problems with Buick ignition system is they have 1 coil that feeds two cylinders they are known to fail also. sometimes one cylinder fails and some fail on both cylinders.if you have a constant miss try changing coil after cetrifiying plug and wires are good. the ignition modules are known to fail by not giving spark signal to coils.you can put new wires and plugs if miss is still there change the cyl with # 3 on it they come cheap now. I you need module that can run you about 250..
2006 Pontiac grand prix recurring number 4 cylinder misfire diagnostic code? What could it be?
Other causes include injector, coil, wiring, and internal engine problems.
P0305 is cylinder number five misfire detected.
It means that more than one cylinder has a misfire history. PO301 would be cylinder number 1 misfire. PO302 would be number 3 cylinder misfire.
P0301 is cylinder number one misfire detected.P0301 is cylinder number one misfire detected.
Trouble code P0303 means: Cylinder Number 3 Misfire Detected
Misfire detected in cylinder number four.Misfire detected in cylinder number four.
Cylinder number three misfire.Cylinder number three misfire.
Misfire on cylinder number 2
what are the possible causes of misfire on number one cylinder in a dodge 2003 ram 4.7 liter engine
In any car, if you have a specific cylinder misfire, check the spark plug, spark plug wire, fuel injector, and compression. The computer could also have a problem. You will need to consult the detailed manufacturer's diagnostic chart for that, but the basics remain the same.
Check distributor Check timing and timing chain Check wires and all electrical parts pertaining ignition system