Chrysler Repair: 2001 chrysler sebring, volt supply, chrysler sebring

Question
hello we desp. need help with this car!!! we replaced the coil thinking this would fix the problem but it still idles rough and we are only getting 200 miles to a full tank of gas it is a 2.4 dual overhead and we should get so much better gas than that. when your driving down the highway going about 55 to 60 it has a miss or hesitation and sometimes it don't. it has no power and runs rough the code 1297 came up at the store and it said high sides shorted together we have no clue what this means and the guy at advance didn't either thank you cindy moss

Answer
P1297-NO CHANGE IN MAP FROM START TO RUN

POSSIBLE CAUSES
INTERMITTENT CONDITION
5 VOLT SUPPLY CIRCUIT SHORTED TO GROUND
5 VOLT SUPPLY CIRCUIT OPEN
MAP SENSOR INTERNAL FAILURE
MAP SENSOR SIGNAL CIRCUIT SHORTED TO GROUND
MAP SENSOR SIGNAL CIRCUIT SHORTED TO SENSOR GROUND CIRCUIT
MAP 5 VOLT SUPPLY CIRCUIT OPEN
MAP SENSOR VACUUM PORT
MAP SENSOR
PCM 5 VOLT SUPPLY CIRCUIT
PCM MAP SENSOR SIGNAL