If a worn headlight switch is leaving your lights unresponsive, the Standard Ignition switch HLS1739 is designed to replace it. Standard Ignition also lists this headlight switch as a multi-function dash switch. It is a direct-fit OE replacement for the 2015-2018 Ford Expedition, built to match the original part's fit, form, and function for straightforward installation. Engine-specific details are in the "Vehicles it fits" section.
- Copper alloy conductors: Chosen for strong electrical conductivity with low resistive losses.
- Direct-fit OE replacement: Engineered for proper fit, form, and function, which eases installation. It is intended to take the place of a faulty headlight switch.
- Robust design: Built from high-grade materials to handle the demanding needs of today's service professionals.
- Quality control: As a global manufacturer, Standard Ignition oversees quality throughout the manufacturing process.
The headlight switch is the driver's control point for the exterior lighting. Signs it may need replacing include headlights that won't turn on or off, lights that work only intermittently, or lights that don't respond when the switch is moved. Bulbs, fuses, relays, and wiring can cause similar symptoms, so diagnose the cause before replacing the switch.
Interchange: S10606 · SW12077 · HL7764 · AL3Z11654CB · SW7545
Product information is for general reference and may contain errors. See our Disclaimer.
This part cross-references / interchanges with the following part numbers:
S10606, SW12077, HL7764, AL3Z11654CB, SW7545
Frequently Asked Questions
What vehicles does the Standard Ignition HLS1739 fit?
It is listed for the 2015-2018 Ford Expedition. See the "Vehicles it fits" section for engine and trim details.
Is this the right switch for my 2015-2018 Ford Expedition?
HLS1739 is listed as a direct-fit OE replacement headlight switch for 2015-2018 Ford Expedition models.
What are signs a headlight switch may need replacing?
Signs include headlights that won't turn on or off, work only intermittently, or don't respond to the switch. Bulbs, fuses, relays, and wiring can cause similar symptoms, so diagnose first.
What are the switch's conductors made of?
Standard Ignition uses copper alloy conductors, chosen for strong electrical conductivity with low resistive losses.
What part numbers does HLS1739 interchange with?
It interchanges with S10606, SW12077, HL7764, AL3Z11654CB, and SW7545.
