Holley Terminator Max Wiring Diagram

By | July 16, 2023

Holley Terminator Max Wiring Diagram

The Holley Terminator Max is a fuel injection system that is designed for use on carbureted engines. It is a self-contained unit that includes the fuel pump, injectors, and computer. The Terminator Max is a popular choice for engine builders because it is easy to install and tune. The following is a wiring diagram for the Holley Terminator Max:

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1. Battery

The battery provides power to the Terminator Max. The positive battery terminal is connected to the red wire on the Terminator Max, and the negative battery terminal is connected to the black wire on the Terminator Max.

2. Ignition Switch

The ignition switch provides power to the Terminator Max when the key is turned on. The ignition switch is connected to the blue wire on the Terminator Max.

3. Fuel Pump

The fuel pump is powered by the Terminator Max. The Terminator Max provides power to the fuel pump through the green wire.

4. Injectors

The injectors are controlled by the Terminator Max. The Terminator Max sends a signal to the injectors to open and close. The injectors are connected to the Terminator Max by the yellow wires.

5. ECU

The ECU is the brains of the Terminator Max. The ECU receives signals from the sensors and uses those signals to control the injectors. The ECU is connected to the Terminator Max by the white wire.

6. Sensors

The Terminator Max uses several sensors to monitor the engine. These sensors include the MAP sensor, the TPS sensor, and the IAT sensor. The sensors are connected to the Terminator Max by the purple wires.

7. O2 Sensor

The O2 sensor is used to monitor the exhaust gas composition. The O2 sensor is connected to the Terminator Max by the gray wire.

8. Throttle Body

The throttle body is connected to the Terminator Max by the blue/white wire. The Terminator Max uses the throttle position sensor in the throttle body to determine how much fuel to inject.

9. Fuel Rail

The fuel rail is connected to the injectors. The fuel rail provides fuel to the injectors.

10. Fuel Tank

The fuel tank provides fuel to the fuel pump. The fuel pump draws fuel from the fuel tank and sends it to the injectors. The Holley Terminator Max is a versatile and powerful fuel injection system that is perfect for a variety of applications. It is easy to install and tune, and it provides excellent performance.


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