what does it mean when the computer code scans all 6 cylinder misfire? on 2000 Jeep Grand Cherokee

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
the scanner scans that all 1- 6 cylinders have a misfire and the p0300 -p0306 codes start to flash. the check engine light flashes at the same time when accelerate , but there nothing wrong with the car
(1) Answer
(1) Comments
Possible wrong spark plugs need OEM. Coil module breaking down. Fuel Injection problem.
It won't run right with the wrong type of spark plugs!! That i know.