• Ensures reliable electrical connections for all lighting functions
• Prevents intermittent faults caused by worn-out switch contacts
• Directly compatible with OEM wiring for easy plug-and-play installation
• Restores proper headlight, sidelight, and auxiliary light control

A failing Lucas Master Light Switch in your Defender can cause flickering or total failure of your vehicle’s lighting system, leading to safety risks and electrical issues. Over time, internal contacts wear out, causing inconsistent connections that can impact headlights, sidelights, and auxiliary circuits. Replacing it with a new unit ensures reliable operation, maintains proper current flow, and prevents potential electrical shorts or failures. A direct-fit replacement makes installation seamless, restoring optimal lighting performance with minimal effort.