hi i need some help ive put a 4g64 sohc into a suzuki sierra i have bought a tactrix cable with ecuflash im new to tuning and just want to turn the immobiliser off to get the engine to start and run. when i connected the tactrix and downloaded the factory tune off the ecu it says its a definition thats not supported can someone help with a definition for what i think is 23720003. ecu is a MD360479
any help would be great thanks

 

bit of a tight fit but nothing a grinder and a hammer cant fix