I'm not a mechanic / technician but I BELIEVE if the fuel injector is restricted so that the proper air - fuel mixture is not getting to an engine cylinder , that an engine cylinder misfire can occur ( that is only one of the causes of an engine cylinder misfire )
p0302 is cylinder 2 misfire, you need to fix the cause of the misfire. Possible causes are plugs, coils, injectors......
Cylinder #4 misfireCylinder #4 misfire
Cylinder #2 misfire.Cylinder #2 misfire.
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.
Usually the occasional spark plug that needs to be cleaned and gapped.
po300-Random/multiple cylinder misfire detected. po303-Cylinder no. 3 misfire detected. po306-cylinder no. 6 misfire detected po300-Random/multiple cylinder misfire detected. po303-Cylinder no. 3 misfire detected. po306-cylinder no. 6 misfire detected
P0300 multiple cylinder misfire. You need to check plugs, wires, coils, injectors........
Cylinder number three misfire.Cylinder number three misfire.
Misfire detected in cylinder number four.Misfire detected in cylinder number four.
CLEAN THE INJECTORS. OR HAVE THE INJECTORS CLEANED BY A GM TECH.
Stop by http://www.coloradofans.com there are different people that have had that problem. you can probably message them personally and see how they got to that problem. P0300= Random/ multiple cylinder misfire detected P0301= Misfire detected- cylinder #1 P0302= Misfire detected- cylinder #2 P0303= Misfire detected- cylinder #3 P0304= Misfire detected- cylinder #4 p0305= Misfire detected- cylinder #5 P.S. These are Diagnostic trouble codes, not vechicle id numbers.
Random misfire, cylinder 2 misfire, and cylinder 3 misfire. see related question below.
P 0304 (M) CYLINDER #4 MISFIRE Misfire detected in cylinder #4
Misfire in Cylinder No. 8.
the misfire my be caused by improper sparkplug gaps or bad injectors
P0301 is cylinder number one misfire detected.P0301 is cylinder number one misfire detected.
Cylinder 1 and cylinder 4 misfire.See related question for more info.Cylinder 1 and cylinder 4 misfire.See related question for more info.
Cylinder #8 misfire.See related question below.Cylinder #8 misfire.See related question below.
Misfire on cylinder #2See related question below.Misfire on cylinder #2See related question below.
An intermittent crankshaft sensor will not let the engine fire the correct times. This can definitely cause a misfire for the engine.
answer : Random Misfire
P0302 (M) Cylinder #2 Misfire Misfire detected in cylinder #2
There are numerous things that can cause a misfire, see related questions below.