Ford F150 C431 Inline Y-Adapter for Exterior Illumination (2021-2023)

If you need a seamless way to connect exterior LED lighting to your 2021-2023 F150, this adapter makes it simple. The C431 Inline Connector is found beneath the rear bumper of all Ford F150’s.

*Your truck MUST be pre-wired for the CLN25 Circuit and GD406 Circuit in order for this adapter to provide power to your accessories. All trucks equipped with the Pro-Trailer Backup Assist Feature are pre-wired. Trucks with the Trailer Assist Lamp next to the tailgate handle are pre-wired.

For 2015-2020 F150’s, See Starkey #4571

Features and Benefits:

• Allows you to connect lighting accessories to the +12v puddle lamps circuit (CLN25 – AKA ‘Kerb Illumination’) and ground circuit (GD406) seamlessly. No need to cut or splice into your factory wiring!
• The Starkey Y-Adapter utilizes genuine OEM connectors used by Ford on the C431 Inline connection.
• Each Y-Adapter has (2) Deutsch DT-Series Plug Outputs and (1) Quick-Connect Output.
• Once your lighting accessory is connected, it will come ON automatically when the truck is unlocked with the key FOB, and will fade to OFF when the truck is started or doors are locked.
• Assembled in the USA!

• 2021-2023 F150*

*Your truck MUST be pre-wired for the CLN25 Circuit and GD406 Circuit in order for this adapter to provide power to your accessories. All trucks equipped with the Pro-Trailer Backup Assist Feature are pre-wired. Trucks with the Trailer Assist Lamp next to the tailgate handle are pre-wired. You can also determine if your truck is pre-wired by checking the C431 inline connector. On at least one of the plugs, Pin #6 (Black with Yellow Stripe) and Pin #10 (Green with Blue Stripe) must be present. 

If you do not have these features or wiring, this adapter WILL NOT work. 

What’s Included:

• Plug-N-Play Y-Adapter

Technical Specifications:

• Max Continuous Amp Draw: 5
• For 12v Accessories

Installation:

• Installation difficulty = Very Low
• Installation time = 5 Minutes