OBDSTAR KeyMaster G3 - A1 Bundle

This is the A1 version bundled with the OBSTAR 5-in-1 Key Simulator.

OBDSTAR KeyMaster G3 Details:

The KeyMaster G3 by OBDSTAR is a powerful, Android-based diagnostic and programming tool designed for professional locksmiths and automotive technicians. This all-in-one device combines advanced IMMO key programming, EEPROM and MCU chip-level functions, key and remote generation, and ECU unlocking into one sleek, easy-to-use platform.

Beyond standard passenger vehicles, the KeyMaster G3 offers comprehensive coverage across electric vehicles, motorcycles, and watercraft, making it one of the most versatile tools in its class. Its robust diagnostic software supports a wide range of functions, including transponder programming, remote frequency testing, key renewal, odometer and airbag resets, and more.

The KeyMaster G3 also enables deep communication with vehicle ECUs—allowing users to read fault codes, analyze live data, and perform actuation tests across multiple systems such as engine, transmission, and ABS.

Designed for broad compatibility, intuitive operation, and professional-grade performance, the OBDSTAR KeyMaster G3 helps technicians and locksmiths work faster, smarter, and more efficiently than ever before.

Check out the Programmer Comparison Sheet to make sure you're getting the perfect tool for the job!

Supported Vehicle Types:

• Car, E-Car, HD, MOTO, Marine (jet-skis)

Hardware Advantages:

• Built in CAN-FD, OBD16 Pinout Switch, DOIP, Low Speed (Fault Tolerant) CAN, Remote Test and RFID
• Quad-core 64-bit Cortex-A55 2.0GHz, Bluetooth 5.0, Dual-band 2.4/5GHz WiFi, 4G+64G storage capacity, High-brightness display, HDMI High-definition Interface

Advanced Functions:

• Supports Car key programming functions for:
  • MQB all keys lost (both PROXIMITY AKL and BLADE AKL, synchronization code calculation is unlimited)
  • Ford/Lincoln 2021 - key programming
  • Nissan Sentra B18, Rogue T33 - all keys lost
  • and many more.
• Supports MOTO key programming (no need pincode) function for Harley, Triumph, Ducati, Honda, Kawasaki, Vespa and more
• Supports Marine key programming function for Kawasaki, Yamaha, BRP and various others
• Supports ECU function for Alfa Romeo, Chrysler, Dodge, Fiat, Jeep and more
• Supports programming solutions for Smart 453 that have lost all keys and functions that have been disabled
• Additional paid software activation service for ODO Meter, ECU Flasher, Crash Reset and more

The hardware purchase allows for 2 years of free subscription service allowing for advanced features to be performed.

KeyMaster G3 Hardware Specs:

• Android 11 Operation system
• OTA update capabilities
• Screen recording
• Wireless screen casting
• Quad-core 64-bit Cortex-A55 2.0 GHz CPU
• 9000mA battery
• 4 + 64GB Storage capacity
• 8.0 inch fully laminated, sunlight readable screen
• Rear camera 800W pixels with auto-focus
• Bluetooth 5.0 & compatible with Bluetooth 4.2
• Dual-band 2.4/5GHZ WiFi
• External interfaces: RJ-45, HDMI, TYPE-A, TYPE-C
• VCI:
  • STM32H723
  • CANFD built in
  • DOIP built in
  • Low Speed (Fault Tolerant) CAN built in
  • RS232 & RS485 built in
  • all other common protocol types
• RFID: built in
• Remote Test: built in
• Renault Converter: built in
• Weight: 1.5kg / 3.31 lbs
• Dimensions: 270.5mm x 165mm x 39mm / 10.65in x 6.5in x 1.54in

KeyMaster G3 Function Specs:

• OBDII
• Car IMMO
• MOTO IMMO
• HD IMMO
• Marine IMMO
• E-Car IMMO
• RFID
• Make Key
• Unlock Smart Key
• Renew key
• Read/Write EEPROM MCU
• ECU advanced (Includes ECU unlock)
• Oil/Service reset
• Remote test
• ECU flaster IMMO (IMMO OFF, ISN, IMMODATA)
• With paid activation: ECU flasher (Clone), Car/Motorcycle cluster recalibration, Airbag reset, Test Platform

KeyMaster G3 - A1 Package Contents:

• 1 x OBDSTAR KeyMaster G3 main unit
• 1 x Hard plastic storage case
• 1 x M001 Main Cable
• 1 x 12V2A Charger
  
• 1 x MP001 (All in One Programmer)
• 1 x W004 Wire
• 1 x W005 Wire
• 1 x C4-01 Board
• 1 x C4-02 Board
• 1 x BENCH-A V3 Wire
• 1 x BENCH-B V2 Wire
• 1 x Jumper Wire (including 6 specifications)
• 1 x 3-in-1 Jumper Extension Wire
• 1 x P004 Adapter
• 1 x P004 Wire
• 1 x OBSTAR 5-in-1 Key Simulator
  

KeyMaster G3 User Manual

List of helpful license activations:

KeyMaster G3 A Configuration - 1 Year Annual Subscription Service

KeyMaster G3 - Odometer Software License Activation - Mileage correction features for the Key Master G3 (X300 Classic G3). Features include car odometer, motorcycle odometer and oil reset functions.

KeyMaster G3 - ECU Clone License Activation - Activate ECU, BCM, ECM, TCU and motorcycle ECM cloning function for the Key Master G3. 

KeyMaster G3 - Airbag Reset License Activation - Supports airbag reset, battery reset and SRA reset.

KeyMaster G3 - Test Platform License Activation - Activate Test Platform functions for the Key Master G3. Test platform via Bench can help to power on dashboard, ABS, gear lever power, A/C and more.