help please GOLF V 1.4 BOSH ME7.5.10 IMMO AND ECU PROBLEM !

[mexanico1971]

I have one golf v that have be made immo off , because dash was change !
immo solution it work !
the guy from the garage plug autocom to see DTC, and the RPM needle stop to work !
but car work"s !

next day the people from the garage, say that car start and a few seconds later stop"s and never work again !

ecu is dead ?!
in the bench there is no communication width the vagcom !

what cold be the problem !

bosh ecu 0261208045
golf from 2003
motor 1.4 code BCA


thank"s in advance

[tiguan]

fuse broken, or plug wiring ECU bad connected
Eeprom bad solder connection :dontknow::hmmmm2:

[mexanico1971]

I thought in that to, unsolder and reflash 95040 again !
try it on bench width vagcom connect, " no responde from the controler !