{"id":6525,"date":"2025-10-29T11:49:21","date_gmt":"2025-10-29T03:49:21","guid":{"rendered":"https:\/\/sx-tool.com\/?post_type=product&p=6525"},"modified":"2025-11-03T14:57:11","modified_gmt":"2025-11-03T06:57:11","slug":"jlr-becm-battery-energy-control-module-lr137929","status":"publish","type":"product","link":"https:\/\/sx-tool.com\/en\/product\/jlr-becm-battery-energy-control-module-lr137929\/","title":{"rendered":"Genuine JLR BECM Battery Energy Control Module | LR137929"},"content":{"rendered":"
\n

Restore Your Hybrid System with a Genuine JLR BECM<\/h2>\n

Are you seeing a “Hybrid System Fault” warning? Is your Land Rover or Range Rover PHEV refusing to charge? Has a diagnostic scan revealed the critical fault code P0A1F<\/strong>? The solution is a replacement of the Battery Energy Control Module (BECM)<\/strong>.<\/p>\n

This is a brand new, factory-sealed, genuine Jaguar Land Rover part, ensuring safety, reliability, and perfect compatibility with your vehicle. A failing BECM is a critical issue that immobilizes the vehicle and compromises the high-voltage safety system. Replacing it with a new, genuine unit is the only correct repair procedure.<\/p>\n

Common Failure Symptoms This Part Solves:<\/h3>\n
    \n
  • Fault Code P0A1F (Battery Energy Control Module Internal Electronic Failure)<\/li>\n
  • Vehicle will not charge when plugged in<\/li>\n
  • “Hybrid System Fault” or “High Voltage Battery Fault” message displayed<\/li>\n
  • Vehicle will not enter “Ready” mode or start<\/li>\n
  • Sudden drop to zero electric range<\/li>\n<\/ul>\n

    Product Details:<\/h3>\n
      \n
    • Part Number:<\/strong> LR137929<\/li>\n
    • Supersedes:<\/strong> LR124869, LR129339<\/li>\n
    • Engineering Number:<\/strong> L8B2-10C784-BB<\/li>\n
    • Condition:<\/strong> New, Genuine JLR OEM<\/li>\n
    • Compatibility:<\/strong> Fits specific Land Rover \/ Range Rover PHEV models including the Range Rover P400e and Range Rover Sport P400e. Verify compatibility with your VIN.<\/li>\n<\/ul>\n

      WARNING: LETHAL VOLTAGE.<\/span><\/strong> This is NOT a DIY part. The BECM is part of a 400V system. Replacement must only be performed by a qualified, certified EV\/Hybrid technician with the proper training and safety equipment to de-energize and work on high-voltage systems. The new module also requires programming to your vehicle's VIN using JLR's Pathfinder software.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

      Fix P0A1F and ‘Hybrid System Fault’ warnings in your Land Rover\/Range Rover PHEV with this genuine, factory-new Battery Energy Control Module (BECM). Part LR137929.
      \nProfessional installation by a certified technician is required.<\/p>\n","protected":false},"featured_media":6495,"comment_status":"open","ping_status":"closed","template":"","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0},"product_brand":[850,851],"product_cat":[59],"product_tag":[],"class_list":{"0":"post-6525","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-jaguar","7":"product_brand-land-rover","8":"product_cat-jlr-spare-parts","9":"product_shipping_class-middle-pack","10":"tm-no-options","12":"first","13":"instock","14":"shipping-taxable","15":"purchasable","16":"product-type-simple"},"yoast_head":"\nGenuine JLR BECM | LR137929 | Battery Energy Control Module<\/title>\n<meta name=\"description\" content=\"Shop the genuine JLR BECM (LR137929 \/ L8B2-10C784-BB). A new Battery Energy Control Module is the only fix for fault code P0A1F and charging issues in your PHEV. In stock now.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/sx-tool.com\/en\/product\/jlr-becm-battery-energy-control-module-lr137929\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Genuine JLR BECM Battery Energy Control Module | LR137929 | SX JLR Engineering Tool\" \/>\n<meta property=\"og:description\" content=\"Genuine JLR BECM Battery Energy Control Module | LR137929 SX JLR Engineering Tool\" \/>\n<meta property=\"og:url\" content=\"https:\/\/sx-tool.com\/en\/product\/jlr-becm-battery-energy-control-module-lr137929\/\" \/>\n<meta property=\"og:site_name\" content=\"SX JLR Engineering Tool\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/groups\/jetmaster\" \/>\n<meta property=\"article:modified_time\" content=\"2025-11-03T06:57:11+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/sx-tool.com\/wp-content\/uploads\/2025\/10\/BECM-Defender-L663-LR137929-L8B2-10C784-BB-e1761708647631.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1564\" \/>\n\t<meta property=\"og:image:height\" content=\"994\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Price\" \/>\n\t<meta name=\"twitter:data1\" content=\"US$949.00\" \/>\n\t<meta name=\"twitter:label2\" content=\"Availability\" \/>\n\t<meta name=\"twitter:data2\" content=\"In stock\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":[\"WebPage\",\"ItemPage\"],\"@id\":\"https:\/\/sx-tool.com\/product\/jlr-becm-battery-energy-control-module-lr137929\/\",\"url\":\"https:\/\/sx-tool.com\/product\/jlr-becm-battery-energy-control-module-lr137929\/\",\"name\":\"Genuine JLR BECM | LR137929 | Battery Energy Control Module\",\"isPartOf\":{\"@id\":\"https:\/\/sx-tool.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/sx-tool.com\/product\/jlr-becm-battery-energy-control-module-lr137929\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/sx-tool.com\/product\/jlr-becm-battery-energy-control-module-lr137929\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/sx-tool.com\/wp-content\/uploads\/2025\/10\/BECM-Defender-L663-LR137929-L8B2-10C784-BB-e1761708647631.jpg\",\"datePublished\":\"2025-10-29T03:49:21+00:00\",\"dateModified\":\"2025-11-03T06:57:11+00:00\",\"description\":\"Shop the genuine JLR BECM (LR137929 \/ L8B2-10C784-BB). 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