ok so for the past few weeks i have been having problems with my car surging and i found out it was the spark plugs that i had in there. they were the denso iridiums and they suck lol. so anyways i swaped out the plugs and it ran great but i few miles down the road boom MIL light came on so i was like oh you better not lol. so i pulled some codes and this is what i got 76, 177,16,54,311 any help would be great thanks guys