I dont know that engine at all, but the valve you show in the picture is typical of what a fully variable VVT solenoid would look like. Google images of "Jaguar AJ30 camshaft" suggests that engine has fully variable intake cam phasing.. This document provides wiring information for a 2JZ VVTI engine, listing the wire colors and functions for various engine components across multiple blocks. It details injector wires, ignition wires, sensor wires for speed, knock, throttle position, and more. Solenoids and valves for VVT, ETCS, transmission, and other systems are also identified.
This page provides information in regards to 2JZ-GTE VVTi engine wiring as found in the Japanese JZS161 Toyota Aristo. If you've found my work helpful and would like to donate a beer!. This document provides a wiring diagram and pinout for the 1JZ-GTE VVT-i engine computer connectors. It lists the connectors, pins and circuits for the engine control computer plugs C84, C85, C86 and C88. These include circuits for sensors, actuators, ignition components and other engine systems.