{"product_id":"range-rover-p38-engine-control-unit-ecu-gems-8-err6645-4-6-v8-1994-to-1998","title":"Range Rover P38 Engine Control Unit ECU Gems 8 ERR6645 4.6 V8 1994 to 1998","description":"\u003ch3\u003e1994–1998 Range Rover P38 4.6L V8 GEMS Engine Control Unit ECU — ERR6645\u003c\/h3\u003e\n\u003cp\u003eRestore proper engine-management operation with this Genuine Land Rover GEMS 8 Engine Control Unit, intended for compatible Range Rover P38 models equipped with the 4.6L V8 engine. The module features a durable metal housing and three integrated factory connector ports.\u003c\/p\u003e\n\u003cp\u003eInstallation will generally require synchronization with the vehicle’s Body Electrical Control Module (BeCM) and immobilizer system. Professional programming and installation are strongly recommended.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eProduct details:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: Genuine Land Rover\u003c\/li\u003e\n\u003cli\u003eProduct type: Engine Control Unit \/ Engine Control Module (ECU\/ECM)\u003c\/li\u003e\n\u003cli\u003eLand Rover part number: ERR6645\u003c\/li\u003e\n\u003cli\u003eEngine-management system: GEMS 8\u003c\/li\u003e\n\u003cli\u003eCompatible vehicle: Select 1994–1998 Range Rover models\u003c\/li\u003e\n\u003cli\u003eChassis: P38 \/ P38A\u003c\/li\u003e\n\u003cli\u003eEngine: 4.6L V8\u003c\/li\u003e\n\u003cli\u003eConnector ports: 3\u003c\/li\u003e\n\u003cli\u003eHousing material: Metal\/aluminum\u003c\/li\u003e\n\u003cli\u003eInstallation type: Factory replacement\u003c\/li\u003e\n\u003cli\u003eProgramming or synchronization required: Yes\u003c\/li\u003e\n\u003cli\u003eUniversal fitment: No\u003c\/li\u003e\n\u003cli\u003eCountry of manufacture: United Kingdom\u003c\/li\u003e\n\u003cli\u003eQuantity included: One ECU\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Match \u003cstrong\u003eERR6645\u003c\/strong\u003e, the \u003cstrong\u003eGEMS 8\u003c\/strong\u003e designation, connector configuration, and all label information with the original module. Verify compatibility by VIN, engine specification, transmission, market, and production date before ordering.\u003c\/p\u003e\n\u003cp\u003eA replacement GEMS ECU may need to be configured and security-learned to the vehicle’s BeCM before the engine will start. It should not be treated as a plug-and-play replacement unless it has already been correctly prepared for the specific vehicle.\u003c\/p\u003e\n\u003cp\u003eThe pictured unit shows scratches, scuffs, discoloration, and cosmetic wear consistent with previous use. Review all photos for its exact condition.\u003c\/p\u003e","brand":"GERMAN AUDIO TECH","offers":[{"title":"Default Title","offer_id":44321804484721,"sku":"ERR6645","price":199.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0366\/7093\/files\/Screenshot2026-08-25at11.51.03AM.png?v=1787683901","url":"https:\/\/www.germanaudiotech.com\/products\/range-rover-p38-engine-control-unit-ecu-gems-8-err6645-4-6-v8-1994-to-1998","provider":"German Audio Tech","version":"1.0","type":"link"}