Quote Originally Posted by the evil twin View Post
Yeah, weird isn't it...

The TCU is on the side panel for the Autos (TB42 and TD42) and these mystery ECUs on the Safaris are by Zexel and are on the Firewall IIRC (might be wrong there).

The TB42Efi ECU is an Hitachi unit (or at least mine was)
I do have a TCU and another box I'm assuming ECU in the left side with wires going between the two although not sure what benefit the ECU would be , then again I've a memory like a sieve and too lazy to take everything out to check it out .