volvo xc90 synchro cem ecu

[bnad3m]

Hi all
Anyone is able to do synchro on volvo xc90 with cem 93c86 and ecu edc16cp31
Thanks in advance

[MartiLer]

Are you changing the CEM or ECM?

[bnad3m]

No. lost sync after battery go flat

[MartiLer]

read MEG48 from the keys to this car