LAUNCH X431

 LAUNCH has released a lightweight version of the CRP919 series: LAUNCH CRP919X Lite . This product offers a significant price advantage over other CRP919 tools. However, what are the functional differences between it and the CRP919X-BT? This article explores this question. NOTE 1 : LAUNCH CRP919E-BT and CRP919X-BT have identical functions. NOTE 2 : CRP919X Lite is an upgraded version of CRP909. The CRP919X/E/C Lite has the same functions and hardware, only the exterior color is different. Comparison table of LAUNCH CRP919X Lite and LAUNCH CRP919X BT In short, the differences between CRP919X Lite and CRP919X-BT are: Differences in vehicle communication protocols: The CRP919X Lite lacks a VCI and connects directly to the vehicle via an OBD cable. Supported protocols include only the standard OBD-II protocol. The CRP919X-BT, equipped with a DBScar VII, can connect to the vehicle via Bluetooth. Supported protocols include CAN-FD and DoIP (requires an additional ...

  LAUNCH X431 Security Gateway (SGW) software purchase policy has been updated in 2025: European and American users can purchase the SGW software as part of a bundle; non-European and non-American users can purchase the SGW software separately. This article uses the FCA SGW as an example to explain how to purchase, register, and activate the FCA SGW software. NOTE: Starting in 2025, only X431 users in non-European/non-American regions (US/Canada/Mexico) can purchase the FCA/ Renault/ VAG Security Gateway (SGW) license separately. European and American users can only obtain the SGW license via a software package. Users interested in obtaining Renault and VAG SGW licenses can also refer to the FCA SGW purchase and activation instructions in this article. Part 1: Purchase FCA SGW Software The models that can purchase the LAUNCH X431 SGW software package are: LAUNCH X431 PRO3 V+ ELITE ; LAUNCH X431 PRO3S+ ELITE ; LAUNCH X431 PRO5(SmartLink) ; LAUNCH X431 PAD V E...

  LAUNCH X431 software generally offers two ways to purchase. One is to purchase directly from the X431 tool’s built-in [MALL] menu, selecting the software and linking a payment method. The other is to purchase a renewal card from an authorized X431 reseller (such as x431shop.eu ). This article explains how to use the purchased renewal card. This article uses the LAUNCH X431 PAD IX as an example. Other X431 diagnostic devices , such as the X431 PAD series, X431 PRO3 series, and CRP919 series, can also follow the steps below to activate their renewal cards. Note: If you want to purchase software activation services directly, please refer to: LAUNCH X431 Software Subscription Renewal Guide . Step 1: Ensure a stable internet connection, open the X-431 app, and tap the [MALL] menu. Step 2: Select the [Use Renewal Card] tab to see the corresponding software packages. For example, for the PAD IX, you can purchase: EV Diagnosis Add-On Kit ; HD Software Package ; Motor...

 This user review is based on a real-world test of the LAUNCH X431 CRP123E OBD2 Scanner on a 2001 BMW E46 with persistent engine issues. The Good In-Depth Diagnostics: Far exceeds basic code reading. It provided detailed, manufacturer-specific information, including VIN, mileage, and deep system scans (ECU identifiers, coding indexes, and manufacturing dates). Clear & Helpful Interface: The large, bright screen is easy to read. Features like a built-in DTC library and code search with online explanations are incredibly useful for understanding what faults mean. Excellent Connectivity: Offers a wired connection for a "serious" feel and stable connection. Live Data: Useful features like real-time battery voltage monitoring are included and work well. Regular Updates: The scanner is actively supported with frequent software updates for a wide range of car brands, ensuring future compatibility. Great Value: Considering its advanced features and depth of info...

  LAUNCH X431 diagnostic tool supports re-calibrating the CKP sensor in Honda vehicles after replacing it. This article explains how to perform this operation. Tested Model: HONDA JAZZ HYBRID 2021 Function Description: For Honda models, after repairing the misfire or replacing the CKP sensor, you need to perform this function to write the new crankshaft (CKP) sensor matching value to the ECM/PCM. Tool used this time: LAUNCH X431 PAD V ELITE This function can also be performed using other LAUNCH X431 PAD series tools. Execution Conditions: - Connector connected and ignition switch ON - In P gear - Engine coolant temperature: over 75 [℃] (HEV system engine coolant temperature: over 80 [℃]) - ATF temperature: over 45 [℃] - Before starting the engine, the hybrid vehicle must be switched to the maintenance mode. Procedure: 1. On a PAD 5 , choose [Local Diagnose], and then choose [Honda] for testing. 2. Click [16PIN DLC], and then choose the region to automatica...

  LAUNCH X431 tool supports vehicle DoIP protocol diagnostics. DoIP, short for Diagnostic Communication over Internet Protocol, is an Internet-based diagnostic communication protocol. Depending on the different VCIs included with the LAUNCH X431 diagnostic tool, LAUNCH offers five connection methods to accommodate different diagnostic needs for vehicles utilizing the DoIP (Diagnostic over IP) protocol. Here’s a summary of the available methods: Method 1: For X431 PAD9/ PAD7 / PAD5 LINK Connection [Recommended]; Method 2: For X431 PRO3 LINK( PRO3 V+ ELITE , PRO3S+ ELITE ) Connection; Method 3: For X431 PAD III V3.0/ PRO3 SE/ PRO SE Connection; Method 4: For X431 PRO5 Connection; Method 5: For X431 PAD III, X431 PAD III V2 Connection. Method 1 SmartLink C + X431 PAD9/ PAD7 / PAD5 LINK Complete support, no separate DolP cable needed. Method 2 SmartLink C + X431 PRO3 LINK( PRO3 V+ ELITE , PRO3S+ ELITE) : Type C to Tablet Use X431 PRO3 LINK(PRO3 V+ ELITE, PRO3S+ EL...