2001 Pontiac Aztek "issue cylinder 4 misfire 03" Questions

issue be? P101 thats incorrect flow from the maf 304 that cylinder 4 misfire had troble this moorning with a code 101 no power 80 km top the catalytic convertor was block cchange it run great now dont

...issue then spring for the coil pack. Scanning the computer will tell you what code you have to help point you in the right direction as well. If you have any p0300-p0306 codes those are all misfire ...

...issue ? Help 4 cyl. 2.21 In brief, you need spark at the right time, fuel, and compression to have power. You would need to know if you have all three on all cylinders. This would include fuel ...

cylinder 4. Possible Causes: Fuel injectors, related wiring, sensors and computer issues Running out of gas, or poor fuel quality Evaporative emissions system (EVAP) concerns: fuel vapors leaking into

...issue of "fuel or spark?" To check fuel pump, install a fuel pressure gauge on the Shrader valve connector on the fuel rail, reading ???? - I couldn't find the spec for nominal fuel pressure..... One ...