One of Honda HDS HIM double-board diagnostic tool customer had the key code function blocked problem when programming keys for CIVIC 2008. Here is the solution provided.
Problem:
He tried to program a new key for Civic 2008 year by using Honda Diagnostic System software and HIM interface. When process to enter pin code, he enter pin code 3 times, then the HDS displayed error message “This function blocked. Get the unlock password distributor in / Genpo (LAC)”
Password-unlock
Error cause:
Honda PCM security pin code is required when programming keys. You should enter pin code to access immo. If you eneter the wrong pin code for 3 times, the HDS immo key programming function is blocked.
Solution:
If your Honda HDS is locked, please send the HDS HIM back to repair.
Prompt:
If you need to program key by using HDS, better get the Honda IMMO PCM Code Calculator to get the pin code first.