Toyota Matrix ECM Power Source Circuit. When the ignition switch is turned ON, battery positive voltage is applied to the coil which closes the contacts of the E.F.I. relay (Marking: E.F.I.) and supplies power to the terminal +B of the ECM. The 2003 Toyota Matrix ECM Power Source Circuit consists of: instrument panel junction block, ignition switch, EFI relay, battery and ECM. Below schematic shows the Toyota Matrix ECM Power Source Circuit and Wiring Diagram.

Toyota Matrix ECM Power Source Circuit Wiring Diagram



Related Post

Subaru Legacy Wiring Diagram and Engine Electrical System (2001)
1997 Chevrolet Malibu Wiring Diagram and Electrical System
ADCV08832 Low Voltage 8-Bit Serial I/O CMOS Analog to Digital Converter Datasheet and Application
1990 Lexus LS400 Radio Circuit and Wiring Diagram
2003 Jeep KJ Liberty Trailer Tow Relay Description, Location and Diagram