11 Pin Relay Wiring Diagram - Introduction. This page provides information in regards to 2JZ-GTE VVTi engine wiring as found in the Japanese JZS161 Toyota Aristo. JZS161 Toyota Aristo 2JZ-GTE Engine ECU Part Numbers. — Introduction — This page explains the basic principle of the various operating modes of the Peugeot 306 cooling fans. The example we are using here is the two speed twin fans controled by a cooling fan.