Standard Ignition LWH100 Daytime Running Light Wiring Harness

Daytime Running Light Wiring Harness for H7 Applications

Standard Ignition LWH100 is a daytime running light wiring harness for vehicles using an H7 bulb and 7" harness configuration. It supports a wide range of Audi, BMW, Mercedes-Benz, Volkswagen, Volvo, and other import and domestic applications with confirmed fitment across model years from 1995 through 2014.

Key Features

• Standard Ignition LWH100 daytime running light wiring harness
• Built for H7 bulb and 7" harness applications
• Direct fitment for many Audi A4, BMW 3 Series, Mercedes-Benz C-Class, and Volkswagen models
• Also listed for select Hyundai, Kia, Volvo, Porsche, Land Rover, and Chevrolet vehicles
• Fits 1995-2014 applications shown in the fitment data

Detailed Description

This Standard Ignition LWH100 harness is listed for a broad range of daytime running light repairs where the original wiring connection has failed, overheated, or become damaged. It is a fitment-based replacement for vehicles such as the Audi A4, BMW 328i, and Mercedes-Benz C300, along with many other models that use an H7 bulb and 7" harness setup. This part cross-references a limited number of related applications for the same use case.

What It Helps Fix

• Intermittent or inoperative daytime running lights
• Damaged, brittle, or heat-affected wiring at the lamp connection
• Connector issues that prevent proper H7 bulb operation
• Electrical faults caused by worn lighting harnesses
• Failed DRL wiring on select Audi, BMW, Mercedes-Benz, and Volkswagen vehicles

Installation Notes and Tips

Verify bulb type, harness length, and vehicle application before installation. Confirm the exact year, make, and model against the fitment list, especially on vehicles with multiple lighting configurations. For best results, inspect the lamp socket, terminals, and surrounding wiring for heat damage before connecting the new harness.

Quality Assurance

Standard Ignition is a recognized aftermarket brand for electrical and ignition components. LWH100 is cataloged for confirmed vehicle applications and built for direct replacement use in listed H7 daytime running light systems.