Hi boss, do you repair ecu 5A-FE 89661-1A130??Knocking... retard your timing to 10deg
If still knock --> check your ECU (for all SVT and for BT BZG)
List of 20V faulty ECU that visited my clinic:
89661-12770 SVT M/T
89661-12771 SVT M/T
89661-12780 SVT A/T
89661-12781 SVT A/T
89661-1A180 SVT A/T
89661-1A190 SVT M/T
89661-1A470 BT M/T 5sp
89661-1A480 BT A/T
Hope this help.