2002 BMW 530I NO START CODE P1343 AND P1345

Question

THE CAR WAS PARK FOR MONTH BATTERY DIED RECHARGE THE BATTERY TURN THE IGNITION ON ALL LIGHTS ON THE DASH WORKING DOSN'T CRANK WITH KEY TEST THE STATER DIRECT WORKING GOOD KEY CHECK WITH  LOCKSMITH TEST IT KEY IS GOOD.
CAN SOMEONE PLEASE HELP THANK YOU

Answer 1

P1343 and P1345 crankshaft fluctuation, what you have is a misfire event, the basic has to be check such as the fuel pressure that or there may not be enough fuel pressure, the CKP is working just not able to start, when the ECM sees a CKP signal the fuel pump would turn on giving fuel