1uz 3uz vvti conversion ls400

Hello, I have a problem with a swap to 1 VVTI light, from one day to the next it stopped starting, the problem is that the control unit does not send the ground to the injectors, I have two control units, in both the same thing happens so I think it is a wiring fault, (all the engine sensors are...

Hi, So i've been running a 1UZ VVTi in my offroader for the last few years, but i've killed the motor (sump got dented up which blocked oil pickup) I'm wondering if i can replace it with a 3uz but retain the wiring harness/ECU etc from the 1UZ (i've only recently bought a new ECU for it from...