changing ecu

[KILL_THE_IMMO]

hi all
just a simple question
i have a partner 2001 ec 0 261 206 862 m7.4.4
it can be changed by
0 261 206 944 me7.4.4 ?????
thanks

[KILL_THE_IMMO]

i plug this second ecu with his bsi and key but car still not start, immo light go

[javilette]

the problen can be that 962 is diferent of 862 try to ptogram the key again if the keys cant be program , dont work in this cr whith immo on but could works whith immo off

[chacarita]

do you try swiching memories?

[KILL_THE_IMMO]

I FIND IN THE INTERNET A TECHNICAL DOCUMENT OF ME7.4.4 AND M7.4.4
SO IT HAVE THE SAME DIAGRAM

[KILL_THE_IMMO]

i tested the second hand ecu with full kit (key and bsi)
immo lighr off and car wont start
the car dont have any other problem just key loosed and i want to program another

[Satmanek]

On PSA autos must very atension with disconnect aku, is special procedure, only on sleep mode BSI. Flash chip and eeprom you copied?

[KILL_THE_IMMO]

no i dont need to copy ichanged full kit but dont work here i ask if these two ecu are compatible or not??
if not where is the immo in the first ecu in eprom or in flash??
thanks

[chacarita]

inmo is in flash

[chacarita]

best solutions is make flash it remember maybe 95160 put it virgin and reprog like new ecu,