The starter relay plays a crucial role in the starting process of a vehicle, as it controls the flow of electrical current to the starter. Understanding the location of the starter relay is essential for troubleshooting and maintenance purposes.

By knowing where to find it, you can easily inspect, test, or replace the relay if needed, ensuring the smooth operation of your 2019 Ford F-150.

Understanding the Starter Relay

The starter relay is like a switch that helps the engine start by letting electricity from the battery flow to the starter motor. When you turn your car on, this relay gets a signal and gets the starter motor going, which starts the engine. The starter fuse is like a guard that protects the starter system from getting damaged by too much electricity.

Learn more about the location of Starter Relay for other year models of the Ford F-150.

Where is the 2019 Ford F-150 Starter Relay Located ?

In the 2019 Ford F-150, the starter relay is integrated into the under hood fuse box assembly. You can only access the fuse that is associated with the starter circuit. Specifically, Fuse Number 5 in the under hood fuse box is assigned to the starter motor’s load circuit.

2019 Ford F-150 Starter Circuit Diagram.

Check the 2019 Ford F-150 starter circuit diagram for better understanding:

2019 Ford F-150 Starter Relay and Fuse Box Location.

In the 2019 Ford F-150, the starter relay and fuse is located in the under-hood fuse box.

2019 Ford F 150 2.7 L EcoBoost & 3.5 L Under Hood Fuse Box Location

2015 Ford F 150 2.7L EcoBoost Under Hood Fuse Box Location

2019 Ford F 150 3.5 L EcoBoost & 5.0 L Under Hood Fuse Box Location


2019 Ford F-150 Starter Relay and Fuse Location Diagram.

YearRelay FunctionItem NoLocation 
2019Starter RelayIn BuiltUnder HoodCheck more about Ford F-150 2019 Fuse Box Diagram and Location.
2019Starter Fuse5Under Hood

Common Signs of a Faulty Starter Relay or Fuse

The bad starter relay signs can be identified in various ways, including clicks, silence, intermittent starting, or continuous cranking. It’s crucial for car owners to recognize these symptoms promptly and take the necessary steps to diagnose and address the problem.


In conclusion, understanding the location of the starter relay in your 2019 Ford F-150 is crucial for effective troubleshooting and maintenance.

By following the outlined steps, you can easily locate the relay within the engine compartment. If you encounter starting issues, identifying and addressing any potential problems with the starter relay can help ensure the proper functioning of your vehicle.

WARNING: The terminal and harness assignments for individual connectors may vary depending on the vehicle’s equipment level, model, and market. It is recommended to refer to the fuse box diagram provided at the back of the fuse box cover for accurate information.

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