{"product_id":"marelli-lre539-lighting-control-module","title":"Marelli LRE539 Lighting Control Module","description":"\u003ch2\u003eLighting Control Module Overview\u003c\/h2\u003e\u003cp\u003eThe Marelli LRE539 lighting control module is a direct-fit electrical control component for select Audi applications. It is built for vehicles that rely on integrated lighting management and precise module communication.\u003c\/p\u003e\u003cp\u003eCompatible with Audi S4, Audi A4, Audi S5, Audi A4 Quattro, Audi A4 allroad, and Audi A5 Quattro applications, this module supports replacement needs where the original unit has failed or is no longer functioning correctly. The LRE539 part number is the reference to verify before ordering.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eLighting control module for vehicle electrical system repair\u003c\/li\u003e\n\u003cli\u003eDirect-fit replacement format for listed Audi applications\u003c\/li\u003e\n\u003cli\u003eSupports integrated lighting control functions\u003c\/li\u003e\n\u003cli\u003eMarelli OE-focused electrical component line\u003c\/li\u003e\n\u003cli\u003ePart number LRE539 for accurate identification\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThe Marelli LRE539 is a lighting control module used in select Audi models from 2017 through 2025. It is intended for vehicles that use a centralized module to manage lighting-related electrical functions, making it a practical replacement when the original module is faulty, intermittent, or no longer communicating properly with the system. This part fits 2017-2025 Audi S4, 2017-2024 Audi A4, 2018-2024 Audi S5, 2017-2021 Audi A4 Quattro, 2017-2020 Audi A4 allroad, and 2018-2020 Audi A5 Quattro. Verify the LRE539 part number against the original unit before installation.\u003c\/p\u003e\u003cp\u003eFor Audi A4 and Audi S4 owners, this module provides a replacement path for lighting control issues tied to the vehicle’s electrical architecture. The same applies to Audi A5 Quattro and Audi A4 allroad applications listed in the fitment data, where module-level control is part of the lighting system design.\u003c\/p\u003e\u003ch2\u003eCommon Issues This Part May Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eInoperative exterior lighting functions caused by a failed control module\u003c\/li\u003e\n\u003cli\u003eIntermittent lighting behavior linked to electrical module faults\u003c\/li\u003e\n\u003cli\u003eSystem communication errors involving the lighting control unit\u003c\/li\u003e\n\u003cli\u003eReplacement needs after diagnostic confirmation of module failure\u003c\/li\u003e\n\u003cli\u003eRestoration of lighting control operation in supported Audi models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eConfirm the original part number and compare it to LRE539 before ordering. Diagnose the lighting system and related electrical faults before replacing the module, since wiring, connectors, or other control components can produce similar symptoms. Programming or coding requirements may apply depending on the vehicle configuration and service procedure.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eMarelli supplies electrical and lighting components for automotive applications, and this module is identified by the LRE539 part number for fitment verification and service accuracy.\u003c\/p\u003e","brand":"Marelli","offers":[{"title":"Default Title","offer_id":53505749844149,"sku":"DGJS-LRE539","price":154.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/M5_LRE539_FRO.jpg?v=1791696274","url":"https:\/\/www.partcatalog.com\/products\/marelli-lre539-lighting-control-module","provider":"PartCatalog","version":"1.0","type":"link"}