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Posts tagged ECU Power Source

Lexus IS200 ECU-EFI Power Source Circuit and Wiring Diagram

Lexus IS200 ECU-EFI Power Source Circuit and Wiring Diagram. When the ignition switch is turned ON, battery positive voltage is applied to terminal IGSW of the engine ECU and the EFI main relay (Marking: EFI) control circuit in the engine ECU sends a signal to the terminal MREL of the engine ECU switching on the EFI main relay.

Kawasaki Ninja ZX6R ECU Power Source Wiring Diagram

Kawasaki Ninja ZX6R ECU Power Source Wiring Diagram. The engine control unit (ECU) power source consists of: 1. ECU; 2. Ignition Switch; 3. ECU Main Relay; 4. ECU Fuse 15A; 5. Main Fuse 30A; 6. Starter Relay; 7. Battery.