1. TITAN Drawing.pdf - this is the main basic wiring diagram for the TITAN ECU. It has the basic layout wiring loom. Most engines can be wired from here especially when you get more confident with the TITAN ECU. Engine Drawings - Here you will find specific drawings of popular engines to make the ECU installation easier. It will help when engine specific features and sensors needs special wiring instructions. Idle Control - here you will find all the basic idle control circuits for stepper and valve control units. Harness Drawings - This will provide the connections to test wiring harnesses on the engine. Injector wiring - This is to help identify which wires go to which injectors for the different engine configurations. Gear Teeth Setup - this explaines how to set the teeth & timing settings for crank gears