Are the 4-cylinder ECU’s locked?
TX_MKV Member First Name Brian Joined Mar 12, 2022 Threads 4 Messages 15 Reaction score 4 Location Fort Worth Car(s) 2021 Toyota Supra MKV Nov 29, 2022 Thread starter #1 Are the 4-cylinder ECU’s locked? Sponsored
zrk Well-Known Member First Name Zack Joined Apr 20, 2021 Threads 79 Messages 8,333 Reaction score 13,538 Location Chicago, IL Car(s) 2021 Supra - Nocturnal Black Nov 29, 2022 #2 Yes.