A mi me pasa algo similar, el flasheo lo hago bien, y me sale bien al parecer, pero luego al ejecutar el parche pkv del simlocked pues no se, tarda muy poco (y en el tutorial pone que son 256 segundos) y obviamente no se ha desbloqueado nada :S

Aqui un log

Welcome to SEtool2 ( LITE edition ) v 1.11
supported DB2010/DB2012 CID49/50/51/52, DB2020 CID49/51/52
Loaded 51 flash descriptors

if you like LITE edition - please visit http://www.setool.net and buy FULL.

Going to execute VKP script....
ChipID:9900,EMP protocol:0301
PHONE IS RED RETAIL PRODUCT
FLASH CID detected:52
Speed:921600
Trying to launch embedded bootloader...
INT LDR:quick access patch by den_po
FLASH CID:52 COLOR:RED
OTP LOCKED:1 CID:49 PAF:1 IMEIel numero) CERT:RED
LDRB2020 LOADER FOR SETOOL2
Starting to process VKP patch script: C:\Documents and Settings\Administrador\Escritorio\LIBERACION\SIMLo ckPatchGen\vkp\Remove_SIM_lock_Z610_R1ED001.vkp
VKP script loaded OK. Lines: 6
Patch structure created OK. Determining blocks to read...
New block #0000 added: $44700000
Blocks selected OK. Reading blocks: 1
Blocks readed to memory OK. Checking contents...
Blocks patched OK. Start writing...
block already patched, skipping.
VKP script executed OK
Elapsed:23 secs.