with the 24 ohm reading and the others somewhat. Even though you are out of range the injectors will still operate and the engine will seem OK but eventually there will be a failure.
Have you cleaned the MAS unit? The air flow temp sensitive resister could be dirty but if cleaned be careful doing it with out touching it. The is electrical spray that is used. If you have a K&N type filter the oil in the filter will cause issues with the MAS sensor.
Have you checked the fuel pressure and other components in the fuel rail? Could have a restriction.