Launch X431 released new generation Smartlink C V4 VCI. What’s the difference between Smartlink C V4 and Smartlink C V2? Check the table comparison below: SmartLink C V2 SmartLink C V4 CPU Single-core 528MHz dual-core 1.7G Working Voltage DC 9V ~ 36V DC 8V ~ 36V Screen 3.95 inches, 320*480 5 inches, 1280*720… Continue Reading
Good news for Launch Smartlink Super Remote Diagnosis users! From August 27 to November 27, 2025, owners of X-431 tablets (X431 PAD V/ X431 PAD VII/ X431 PRO5 smartlink) and SmartLink C devices in selected countries/ regions can access professional remote diagnostics… Continue Reading
Problem: Launch X431 Pro5 with SmartLink. It is working for the main unit but he cannot connect the VCI smartlink C 2.0. Follow the instructions for set up. When he connects it, it shows the an error “Function is inactive… Continue Reading
Question: Can I use the Scanmatik 2 Pro as a J2534 passthru for FCA Witech 2.0 reflash and programming? or other passthrough tools like VXDIAG VCX SE, Autel J2534? The below table shows the device that are verified for use… Continue Reading
Launch X431 Smartlink 2.0 and Scanmatik 2 Pro (SM2 Pro) which is a better J2534 passthru device for diagnostics and programming via OEM software (Techstream, ODIS, HDS, GDS2 etc)? Launch Smartlink It is j2534 capable so it works with other… Continue Reading
Important Update! Launch X431 heavy duty software has launched the Topology Map feature for Scania trucks. More truck brands will be involved in the feature updates. Here is a brief guide on how to use the Scania truck Topology mapping function.… Continue Reading
How to connect Launch Smartlink C 2.0 heavy duty truck module with the 10-pin jumper cable? The Smartlink C 2.0 truck module is an extension module for Launch X431 Pro3S+ and X431 V+ to diagnose heavy duty trucks. This… Continue Reading
Entry question: I looking for a j2534 device that will work with GM, Porsche, Volvo, Ford/Mazda, Nissan, Honda, Jeep and more, and support new CAN FD and DoIP protocols. Any tool recommended? We list top universal J2534 passthru… Continue Reading
What is the activation code for Launch X431 Smartlink VCI remote diagnosis? This is a frequent question of Launch X431 PAD VII. The function is soon will be available for users abroad. Smartlink 2.0 supports dual diagnosis mode: Local diagnosis… Continue Reading
Launch SmartLink VCI (comes with X431 PAD V/PAD VII/PRO5) does work as a J2534 programming device with many manufacturers. When replacing Chevy’s transmission if it is a six-speed or 8-speed or 10-speed, they have a module built into the transmission… Continue Reading
Launch SmartLink C and Scanmatik 2 Pro are j2534 capable so they both work with other j2534 compatible programs. Launch SmartLink vs SM2 Pro J2534 Launch SmartLink is much better than the most J2534 because is better for Trucks. So will… Continue Reading
Launch Smartlink C is a VCI that is equipped in Launch’s high-end equipment (X431 PAD V/ PAD VII), giving us a great possibility to perform tasks beyond diagnosis; for example advanced programming. In addition, with this J2534 Passthru VCI you… Continue Reading
What’s the difference between Launch X431 HD III and SmartLink C V2.0 heavy duty diagnostic interface? Check table comparison below: Item Launch X431 SmartLink C 2.0 Launch X431 HD III CPU Cortex-A7+Cortex-M7 1.4GHz quad core Operating system Linux Android… Continue Reading
Launch X431 SmartLink C can be used as a J2534 PassThru device, working together with the PC installed with the OEM diagnostic software to perform the J2534 reprogramming. Obdii365 shows where to download and how to install the Passthru… Continue Reading
