pending misfire on 1 2 and 3
 

Had another check engine message, drive to service centre, today.Called porsche they told me dont drive it anymore and call out porsche assist. Mr porsche assist comes out plugs his little box of tricks in, tells me i have a pending misfire on cylinders 1, 2 and 3.Oxygen sensors 1,2 on bank 2 reading low.Oxygen sensors 1,2 on bank 1 reading high.....
Havent a clue what it means but there picking it up tomorrow. Doesnt sound good whatever it is fingers crossed..
any ideas should i be worried, will it be covered by my warranty i hope so.Any info would be appreciated many thanks..... :confused: