Renault Symbol 2018 V42 wont start after battery flat HELP!

[Patrick190e]

Hi everybody!

i have a renault symbol 2018 with V42 ecu with problems... the car has a bad battery that go flat on last weekend... after try to jumpstart car wont go on, good fuel pump, no spark, no error codes in ecu or uch, try the old trick disconecting the airbag and reset codes and nothing... the ecu seems to be good, values are ok... anyone know some trick to play? i'm running without ideas now.

thanks in advance!!!!!

[andreia67]

You need Renolink newer versions for this.

[Patrick190e]

i think my v42 lost some data, VIN is empty and i dont know if that is good or not... my G-Scan have the option to write a new vin, but after many tries got just error "failed operation"... any suggestion?