Professional ECU & TCU Reading, Writing and Programming Solution – Gen 1 to Gen 4
The PCMflash Kit for Toyota, Lexus, Scion and Hino is a comprehensive professional ECU programming package covering multiple generations of Toyota-family vehicles. The kit combines PCMflash Modules 35, 46, 49, 74 and 95 with the PCMflash USB Security Dongle, providing broad coverage from earlier Gen 1 systems through modern Gen 4 applications.
Designed for professional automotive workshops, ECU specialists and calibration technicians who need ECU/TCU firmware reading, writing and checksum functions across supported Toyota-group vehicles.
Package Includes
- Module 35 – Gen 1: Selected earlier Toyota/Lexus/Scion/Hino engine, transmission and hybrid-control systems.
- Module 46 – Gen 2: Selected second-generation ECU and automatic-transmission applications.
- Module 49 – Gen 2 Bootloader: Bench/bootloader access for selected ECUs, gearboxes and hybrid-control units.
- Module 74 – Gen 3: Selected newer Toyota/Lexus Denso systems including supported petrol, diesel, hybrid and transmission applications.
- Module 95 – Gen 4: Selected modern Denso ECU applications including supported V35A-FTS 3.5T and T24A-FTS 2.4T vehicles.
- PCMflash USB Security Dongle
Main Functions
- ECU firmware Read / Virtual Read where supported
- ECU firmware Write
- Automatic checksum verification/correction where supported
- ECU identification
- Selected TCU / automatic transmission programming
- Selected hybrid-control ECU support
- Flash memory operations
- Selected EEPROM Read/Write through supported bootloader applications
- OBD / CAN / K-Line operations depending on module and ECU
- Bench / Boot programming for supported control units
Selected Gen 3 Coverage – Module 74
- Land Cruiser 300 / Lexus LX500d – selected 3.3L diesel applications
- Land Cruiser Prado 150 / Hiace / Hilux / Revo / Fortuner – selected 2.4L & 2.8L diesel applications
- Camry / Lexus ES / RAV4 / UX – selected 2.0L and 2.5L petrol applications
- Camry / ES / RAV4 – selected 2.5L 8AT and Hybrid applications
- Corolla – selected 2.0L applications
- Highlander / Sienna – selected 2.5L Hybrid applications
- Lexus NX250 – selected 2.5L applications
- GR Yaris – selected 1.6 Turbo applications
J2534 Interface Compatibility
Applicable OBD operations require a compatible J2534 PassThru interface. Examples include Scanmatik 2 / 2 Pro, Scanmatik 3, Tactrix OpenPort 2.0, Dialink, Mongoose and other compatible J2534 interfaces. Bench/boot work may require additional compatible hardware such as a PowerBox, CombiBox or appropriate bench/boot cable depending on the ECU and module.
Supported Brands
Toyota | Lexus | Scion | Hino
Important Compatibility Notice
Vehicle, ECU and function coverage varies by model year, ECU hardware, processor, software/calibration version and connection method. Always identify the ECU and verify module compatibility before programming. Use a stable power supply and preserve original ECU data whenever the supported workflow allows it. Intended for legitimate professional vehicle repair, ECU replacement, calibration and authorized programming work.
JDTCL – Professional Automotive Technology Support
Jabedul Dewan Trading LLC (JDTCL)
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Technical Support / WhatsApp: +971 50 997 0171
www.auto-scan-tool.com





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