{"id":2576,"date":"2025-08-13T04:49:32","date_gmt":"2025-08-13T04:49:32","guid":{"rendered":"https:\/\/topimmobilizer.com\/?post_type=product&p=2576"},"modified":"2026-04-28T08:09:43","modified_gmt":"2026-04-28T08:09:43","slug":"kd-x4","status":"publish","type":"product","link":"https:\/\/topimmobilizer.com\/?product=kd-x4","title":{"rendered":"KEYDIY KD-X4 KDX4 5-in-1 Key Programmer Combines KD Max, KD Mate and KD Mini Prog Supports MQB48 MQB49 5C 5D MLB BMW BDC2 BDC3 Benz FBS4 Key Adding"},"content":{"rendered":"
\n

KD-X4 combines Functions Of KD master + KD MAX + KD MATE + KD MINI PROG<\/strong><\/p>\n

New Upgraded:\u00a0<\/strong>
\nKeyDiy\u00a0KDX4 newly add BDC3 function, recommend to use with KEYDIY BMW BDC2 keys\u00a0KEYDIY KD FGB58,\u00a0KEYDIY KD FGB57\u00a0and\u00a0KEYDIY KD FGB23.<\/p>\n

KD-X4 already upgraded to support VW, Audi, SEAT, and Porsche SFD1 unlock function.<\/strong>
\nFord OBD alarm disable, original key ID modification for 5C\/5D keys on VW, Audi, SEAT, and Porsche will update soon.<\/p>\n

Newly Update Information for Free:
\nWork for\u00a0KD-MAX\u00a0and\u00a0KD-X4
\nYou can use the\u00a0KEYDIY ZB Keys\u00a0for VW MQB49 and 5C programming.<\/strong><\/p>\n

1.\u00a0VW\u00a0MQB49\/5C\u00a0Key\u00a0Adding
\n2.\u00a0VW\/Audi\u00a05D\u00a0Key\u00a0Adding
\n3.\u00a0Porsche\u00a05D\u00a0Key\u00a0Adding
\n4.\u00a0BMW\u00a0BDC\/BCP\u00a0No-disassembly\u00a0Key\u00a0Adding\u00a0(Includingthe\u00a0LCD\u00a0key)
\n5.\u00a0Rolls-Royce\u00a0No-disassembly\u00a0Key\u00a0Adding
\n6.\u00a0Toyota\u00a0SUPRA\u00a0No-disassembly\u00a0Key\u00a0Adding<\/p>\n

A\u00a0new\u00a0DB25\u00a0Adapter<\/strong>\u00a0has\u00a0just\u00a0been\u00a0released\u00a0to\u00a0make\u00a0your\u00a0job\u00a0easier.<\/p>\n

\"KD-X4<\/p>\n

KEYDIY KD-X4 Locksmith’s Universal Tool Features:<\/strong><\/p>\n

Industry Debut UWB (Bluetooth) Key Detection : Detects Bluetooth-enabled car keys with precision.
\nToyota Used Key Unlock-Free Programming : Exclusive feature for programming Toyota used keys without unlocking.
\nMLB Chip Detection Function : First-to-market technology for detecting MLB chips.
\nCANFD Integration : No additional accessories required for advanced diagnostics.
\n24V Chinese Heavy-Duty Truck Model Programming : Supports heavy-duty truck key programming.
\nBuilt-In Programmer Function : Future support for 5A mileage programming.
\nOne-Second Startup : Boosts efficiency by reducing startup time significantly.
\nLanguage:\u00a0English, Simplified Chinese, Vietnamese, Russian, French, Spanish, German, Italian, Arabic, Thai, Japanese, Korean
\nFord Alarm Cancellation & Toyota 8A Blade Key Programming : One wire harness handles both tasks (requires separate purchase).<\/p>\n

<\/p>\n

KEYDIY KD-X4 Universal Key Programmer Supported Functions:<\/strong><\/p>\n

Remote Generation: Supports 5600+ remote control program generations.
\nToyota Rollin-Code Bypass + MQB Key Programming : For 2019+ Toyota models.
\nRemote Copying:\u00a0Compatible with 50+ car models.
\nKey Simulation : Simulates remote controls and smart keys.
\nFrequency Detection : Detects 315M, 433M, 467M, 868M, 902M, and 2.4G frequencies.
\nAnti-Theft Chip Recognition : Supports MLB, 5C, 46, 47, 48, MOB48, 4D, 4C, 8A, 6A, 4A, 8E, 8C, 13, 11, 12, 7935X, 49, 33\/40-44 AUDI5 ID card IC card.
\nSpecialized Chip Generation : Generates Toyota G, NB multifunctional, 30\/40-44, 48, 4D\/4C, Toyota 8A\/H, and 46 specialized chips.
\nChip Acquisition : Supports device acquisition antenna, external acquisition antenna, and built-in acquisition enhancer for BYD all-key-lost scenarios, OBD 48, and more.
\nKey Unlocking : Works with 36 different brand keys.
\nBattery Voltage Detection : Tests 3V remote key battery voltage.
\nKey Leakage Detection : Identifies 3V remote control key leakage.
\nSecond-Hand Remote Programming Without Unlocking : Supports Toyota\/Lexus 8A-AA, BA, 4A-type used key unlock-free programming.
\nImmo Programming : Compatible with 51+ brands, with continuous updates.
\nProgrammer Function : Reads immo data from Volkswagen Audi MQB dashboards.<\/p>\n

KEYDIY KD-X4 Button and Interface Function Description<\/strong><\/p>\n

Using the\u00a0KEYDIY KD-X4\u00a0<\/strong>is straightforward and user-friendly. Follow these steps to get started:
\n\"KEYDIY
\nPower On\/Off Button:<\/strong>
\nIn the off state, press and hold the power button for 2 seconds to turn on the device.
\nWhen the device is on, press and hold the power button for 2 seconds to turn it off.<\/p>\n

Chip Recognition Button:<\/strong>
\nPress to enter the chip detection function.
\nLong press to access the function-switching menu, where you can select:
\nChip Recognition
\nIgnition Coil Detection
\nSystem Settings<\/p>\n

Remote Copy Button:<\/strong>
\nPress to enter the remote normal copy function.
\nLong press to access the function-switching menu, where you can select:
\nNormal Copy
\nSpecial Copy
\nRemote Data Comparison<\/p>\n

Frequency Detection Button:<\/strong>
\nPress to enter the frequency detection mode within 315MHz.
\nLong press to access the function-switching menu, where you can select:
\nFrequency Detection within 315MHz
\n433.92MHz Frequency Detection
\nBattery Voltage Detection\/Leakage Detection
\n(Refer to Figure 3 on the right)<\/p>\n

Key Induction Coil and IMMO Chip Placement Hole:<\/strong>
\nUsed for identifying and copying car key IMMO chips.
\nCan also generate KD remotes wirelessly.<\/p>\n

Frequency Detection Area:<\/strong>
\nPlace the key in this area and press the remote control button to detect the frequency.<\/p>\n

Power Indicator Light:<\/strong>
\nPower On Status: Indicator light flashes.
\nCharging Status: Indicator light stays on and turns yellow.
\nFully Charged Status: Indicator light stays on and turns green.<\/p>\n

Display Screen:<\/strong>
\nDisplays device information, key information, and more.<\/p>\n

USB Interface:<\/strong>
\nUsed for charging or connecting to mobile phones or PC terminals via a wired connection.<\/p>\n

Programmer Interface:<\/strong>
\nUsed to read data from Volkswagen MQB dashboards, Audi dashboards, BCM data, and various octagonal chip EEPROMs.<\/p>\n

Wired Programming Interface:<\/strong>
\nUsed for KD wired remote generation, unlocking original keys, detecting remote battery voltage, and leakage detection.<\/p>\n

Collecting Antenna:<\/strong>
\nCollects car ignition data, tests ignition coils, performs chip simulation, and other functions.<\/p>\n

External Acquisition Antenna Interface:<\/strong>
\nUsed for collecting car ignition data, ignition coil detection, chip simulation, and similar functions.<\/p>\n

Toyota Adapter Cable Interface:<\/strong>
\nUsed for Toyota\/Lexus smart key all-key-lost scenarios.<\/p>\n

OBD Main Cable Interface:<\/strong>
\nConnects the external OBD II cable to the car.
\nWorks with the Mobile KD App to enable programming functions.<\/p>\n<\/div>\n

KEYDIY KD-X4 Product Specifications:<\/strong><\/div>\n
<\/div>\n
Battery capacity: 3.7V 3500MAh<\/div>\n
Input power: 12V\/24V\/5V 1A<\/div>\n
Working temperature: -30-50 degrees Celsius<\/div>\n
Storage temperature: -40-60 degrees Celsius<\/div>\n
Display: 1.8-inch color screen<\/div>\n
Size: 200X120X40MM<\/div>\n
Connectivity: Blooth, USB2.0(TYPE B)<\/div>\n
KEYDIY KD-X4 Key Programmer Frequently Asked Questions:<\/strong>What is the KEYDIY KD-X4, and what does it do?<\/strong>
\nThe KEYDIY KD-X4 is an advanced locksmith tool designed for automotive key programming and repair tasks. It combines functionalities such as key recognition, generation, copying, programming, and matching into one device. It supports over 5600 remote control program generations, frequency detection, chip recognition, and immobilizer programming for various car brands.<\/p>\n

Which car models and brands does the KEYDIY KD-X4 support?<\/strong>
\nThe KD-X4 supports over 51+ car brands, including Toyota, Lexus, Ford, Volkswagen, Audi, and more. It also provides specialized functions like Toyota Rollin-Code Bypass and MQB key programming for 2019+ Toyota models.<\/p>\n

Can the KD-X4 unlock and reprogram used car keys?<\/strong>
\nYes, the KD-X4 supports unlocking used keys, including Toyota 8A, 4A, and other transponder types, allowing them to be reprogrammed for another vehicle.<\/p>\n

Does the KD-X4 support key programming for heavy-duty trucks?<\/strong>
\nYes, the KD-X4 includes 24V Chinese heavy-duty truck key programming, making it compatible with commercial vehicles.<\/p>\n

What languages does the KEYDIY KD-X4 support?<\/strong>
\nThe KD-X4 offers multilingual support in 19 languages, including Arabic, Korean, German, Spanish, English, and Chinese, making it accessible to users worldwide.<\/p>\n

What is included in the KD-X4 package?<\/strong>
\nThe KEYDIY KD-X4 box contains the KD-X4 device, OBD main cable, USB cable, Toyota adapter cable, programmer adapter board, programmer wiring cable, remote control burning cable, key unlocking cable, and an external acquisition antenna.<\/p>\n

KEYDIY KD-X4 Authorization Activation Fee:<\/strong><\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n
Function \/ Service<\/th>\nActivation Fee<\/th>\nOne-time Fee<\/th>\nFee Deduction Rules<\/th>\n<\/tr>\n<\/thead>\n
Volvo Programming (Semi-smart key, 8A smart key) Dismantle and read the CEM data<\/td>\n3500KD-Coins\/75USD<\/td>\nNo Need<\/td>\n*<\/td>\n<\/tr>\n
BMW G Chassis Programming + BMW FEM Match<\/strong><\/td>\n5000KD-Coins\/75USD<\/td>\nBMW G: 200KD-Coins\/4USD
\nBMW F: Free<\/td>\n		When generating the dealer key<\/td>\n<\/tr>\n
Toyota Second-hand Key Programming (without Unlocking)<\/td>\nNo Need<\/td>\n200KD-Coins\/5USD<\/td>\nWhen generating the KD key<\/td>\n<\/tr>\n
96 bit 48 copy<\/td>\nNo Need<\/td>\n100KD-Coins\/10USD<\/td>\nWhen calculating the data<\/td>\n<\/tr>\n
MLB Programming<\/td>\nFirst account bound to this platform is free. Each additional account: 1000KD-coins\/15USD<\/td>\n200KD-Coins\/3USD<\/td>\nWhen generating the dealer key, same ID is free to charge<\/td>\n<\/tr>\n
Read the Code of Yamaha ECU<\/td>\nNo Need<\/td>\n200KD-Coins\/2USD<\/td>\nWhen calculating the data<\/td>\n<\/tr>\n
MQB Match\/ Audi BCM<\/strong><\/td>\n2500KD-Coins\/75USD<\/td>\nNo Need<\/td>\n*<\/td>\n<\/tr>\n
All Key Lost of BYD<\/td>\nNo Need<\/td>\n100KD-Coins<\/td>\n*<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
How to Make KEYDIY KD-X4 License Activation?<\/strong>1. Users must\u00a0finish real-name verification\u00a0in KD App before purchasing any license.
\n2. Order the corresponding function license.
\n3.\u00a0Provide your phone number\u00a0that is registered with KD App to us.
\n4. We will activate the license for your KD account.<\/p>\n

\"\"<\/p>\n

KEYDIY KD-X4 Package includes:<\/strong><\/div>\n
<\/div>\n
1pc x KD-X4 Device
\n1pc x OBD Main Cable
\n1pc x USB Cable
\n1pc x Toyota Adapter Cable
\n1pc x Programmer Adapter Board
\n1pc x Programmer Wiring Cable
\n1pc x Remote Control Burning Cable
\n1pc x Key Unlocking Cable
\n1pc x External Acquisition Antenna<\/p>\n<\/div>\n<\/div>\n
\n
<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

KEYDIY KD-X4 is a professional device that integrates recognition, generation, copying, programming, and matching. It can be operated independently, or connected to tablets, mobile phones, and PC software in multiple free modes. Locksmith can choose the mode of operation that suits their own usage habits. Exclusive priority release of some industry-leading features.The device supports frequency detection (supporting 2.4G), remote control generation, remote control simulation, key-less remote simulation, remote control copying, chip recognition\/copying, chip generation, chip acquisition, key unlocking, immo programming, programmer reading and writing data, online upgrading and other functions. It has become a professional device for locksmith with simple operation, stable performance, and wide coverage of car models.<\/p>\n","protected":false},"featured_media":2567,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[110],"product_cat":[71],"product_tag":[],"class_list":{"0":"post-2576","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-keydiy","7":"product_cat-kd-machine","8":"it-has-gallery","10":"first","11":"instock","12":"shipping-taxable","13":"purchasable","14":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/topimmobilizer.com\/index.php?rest_route=\/wp\/v2\/product\/2576","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/topimmobilizer.com\/index.php?rest_route=\/wp\/v2\/product"}],"about":[{"href":"https:\/\/topimmobilizer.com\/index.php?rest_route=\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/topimmobilizer.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2576"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/topimmobilizer.com\/index.php?rest_route=\/wp\/v2\/media\/2567"}],"wp:attachment":[{"href":"https:\/\/topimmobilizer.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2576"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/topimmobilizer.com\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_brand&post=2576"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/topimmobilizer.com\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_cat&post=2576"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/topimmobilizer.com\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_tag&post=2576"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}