As of 2026, PCMFlash supports over 97 modules. The 1.2.0 version includes support for a significant portion of these, including key modules that expanded coverage for brands such as Honda, Acura, Renault, Nissan, and Mitsubishi. Extensive ECU support.
Click . The software will download the flash memory (and EEPROM if supported by the module). Once complete, immediately save this original backup binary file ( .bin ) to a secure folder. Never skip this step. 4. Writing the File
Ensure you are using the latest Guardant dongle drivers to avoid connection issues during the update process. Upgrade your PCMflash software today via the official PCMflash Download Page or through your preferred distributor like Chiptuningshop
: Always backup original ECU data before any modification. This safety net prevents irreversible damage if modifications cause problems
Downloads original files from a cloud server if OBD reading is blocked. pcmflash 1.2.0
Works seamlessly with popular, cost-effective interfaces.
New Denso P5-UDS support for the latest Camry, Corolla, and Lexus ES/LS/UX models. Module 43 Update: Now supporting Land Rover MED17.1.62. Module 66 Update: Expanded Honda Bosch EDC17CP50 support. Technical Tip:
When writing files to an ECU, maintaining a stable voltage is critical. Maintain a constant 12.5V to 14.0V.
What is installed (e.g., Bosch EDC17C70, Siemens SID208)? Which J2534 hardware interface are you using? As of 2026, PCMFlash supports over 97 modules
As with all PCMFlash updates, version 1.2.0 continued to refine existing modules, improving stability during the read/write process and enhancing the speed of OBD data transfer. Supported Vehicles and Modules
Before launching the software, install the official drivers for your J2534 pass-thru device (e.g., Tactrix OpenPort 2.0 or Scanmatik 2 PRO). Step 2: Connect the Hardware Plug your USB security dongle into an open USB port. Connect your J2534 device to the PC via USB.
Always click first. The software queries the ECU for hardware numbers, software versions, and calibration IDs. Save this information for reference. 2. Reading the Memory
PCMflash 1.2.0 has a wide range of real-world applications, including: Never skip this step
PCMflash 1.2.0 was a significant update released in July 2019 that introduced major support for Ford and Toyota/Lexus vehicles
PCMFlash is an integrated software solution designed for chip-tuning. Version 1.2.0 introduced critical stability patches and expanded hardware communication protocols. The software works via a USB security dongle. This dongle contains licenses for specific vehicle modules. Key Technical Specifications
Added support for Bosch MG1 ECUs found in Ford gasoline engines. It supports reading, writing, and checksum correction.
: Works seamlessly with high-quality J2534 interfaces like SM2 PRO or GODIAG J2534 , which are essential for maintaining stable voltage during programming. Usage Notes
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