GODIAG GT100 PLUS GPT ENET DOIP 24V-12V AUTO TOOLS OBDII Break Out Box ECU Connector ECU Read Write

GODIAG GT100 PLUS GPT ECU Test Platform | DOIP ENET OBD2 Breakout Box Overview

The GODIAG GT100 PLUS GPT is a professional ECU test platform and OBD2 breakout box designed for automotive locksmiths, ECU engineers, and diagnostic workshops. It delivers a controlled ECU bench programming environment with support for GPT ECU read/write, DOIP and ENET diagnostics, and automatic 24V to 12V voltage conversion. Integrated voltage and current monitoring helps reduce flashing failures, ECU locking, and module damage without opening the ECU.

GODIAG GT100 Plus GPT Test Platform Features & Advantages:

• GPT ECU Read & Write: Supports GPT BOOT mode and bench operations without ECU disassembly; compatible with PCMFLASH, KESS V2, and similar tools.
• DOIP & ENET Diagnostics: Enables Ethernet-based diagnostics and programming for BMW, Mercedes-Benz, VW, Audi, Land Rover, Volvo, and other DOIP-supported platforms (software not included).
• 24V → 12V Conversion: Built-in voltage regulation allows safe diagnostics and programming on trucks and commercial vehicles.
• Live Voltage & Current Display: Real-time power monitoring helps prevent failed flashing, data corruption, and ECU lock-up.
• Bench & In-Vehicle Operation: Supports both bench ECU testing and standard OBD2 vehicle diagnostics.

GODIAG GT100 PLUS GPT VS GT100+ VS GT100

GODIAG GT100 Plus Functions & How to Use:

• Read and write ECU via GPT BOOT without disassembling modules
• Detect and monitor OBDII diagnostic interface communication and voltage
• Bench testing of single or multiple ECU modules
• Program VW, Porsche, Mitsubishi, Toyota, and other keys (all keys lost)
• Support CAS1/CAS2 Mech-Key and CAS2/CAS3 Semi-Smart test platforms
• Voltage and current monitoring to identify wiring issues or ECU faults
• Convert OBD1 or non-standard ports to standard OBD2 for diagnostics
• Operate DOIP-ENET based diagnostics for compatible vehicles
• Check and display CANBUS and K-Line protocols on selected pins
• Supply auxiliary power during battery replacement to prevent ECU or immobilizer data loss
• Communicate with ECU modules via PCMFLASH, KESSV2, or similar tools
• Activate instrument clusters for data collection during key programming
• Support airbag 100K CANBUS communication on bench
• Test programmed key functions with CAS4 and BMW FEM/BDC platforms
• Short-circuit pin-based operations for Toyota, Mitsubishi, Porsche key programming
• Flexible bench connection using banana plugs, jumpers, and Dupont pins
• Real-time error detection before attempting ECU read/write

GODIAG GT100 Plus Compatibility Highlights:

• Vehicle Brands: VW, Audi, Porsche, BMW, Mercedes-Benz, Land Rover, Volvo, Mitsubishi, Toyota
• Protocols Supported: CANBUS, K-Line, PWM, VPW, KWP2000, DOIP, ENET
• ECU Types: Engine ECU, Transmission ECU, Instrument Cluster, CAS / FEM / BDC Modules, Airbag Module
• Bench Devices Supported: PCMFLASH, KESSV2, GT107+, XHORSE Multi-Prog, AUTEL, LAUNCH, Foxflash

GODIAG GT100 Plus Pinout / Connector Summary

• Pins 1, 9, 3, 11, 12, 13, 8 – CANBUS & K-Line display for protocol verification
• Pins 2, 10 – VPW communication
• Pins 6, 14 – CANBUS communication
• Pins 7, 15 – K-Line communication
• Banana plugs, jumper cables, and Dupont 2.54mm pins for bench connections
• OBD2 2-in-1 extension cable for flexible workshop setup

GODIAG GT100 Plus Voltage & Current Practical Notes

• Real-time display helps detect incorrect wiring before ECU programming
• Prevents ECU damage or lock-up due to overcurrent or undervoltage
• Monitors voltage during auxiliary power supply use for battery replacement
• Ensures bench setups replicate real vehicle power conditions for safe testing

Important Usage Notes / Limitations

• DOIP/ENET software is not included; compatible software must be purchased separately
• GPT BOOT adapter is required for certain ECU read/write operations
• Careful pin connection is necessary to avoid module damage
• Device is intended for professional workshops and locksmiths; not for casual or untrained users
• Some operations require short-circuiting pins; follow instructions carefully

GODIAG GT100 Plus GPT Package Contents:

• 1 × GODIAG GT100 PLUS GPT Host Unit: Main control unit for ECU diagnostics, GPT read/write, and OBDII/DOIP operations
• 1 × GPT Connecting Cable: Dedicated cable for GPT ECU communication and bench programming
• 1 × Ethernet Cable: For DOIP-ENET diagnostics and communication with compatible devices
• 1 × OBD 2-in-1 Extension Cable: Extends access to vehicle OBDII ports for flexible workshop setup
• 1 × Colored Jumper Cable Set: For signal bridging, voltage monitoring, and temporary ECU connections
• 1 × 12V Power Supply: Stable DC power source for GT100 PLUS GPT operation
• 1 × 120Ω Resistor: Supports proper CANBUS termination during bench or vehicle diagnostics
• 6 × Banana Plugs: High-quality connectors for bench setup and secure pin connections
• 24 × Dupont 2.54mm Female Pins: Wire accessories for flexible ECU, OBD, or bench connections
• 1 × GODIAG GT100 Plus GPT User Manual

GODIAG GT100 Plus Frequently Asked Questions:

• What is the main function of the GODIAG GT100 PLUS GPT?
  The GODIAG GT100 PLUS GPT is a professional ECU test platform and OBD2 breakout box designed to provide controlled bench programming, GPT ECU read/write, DOIP and ENET diagnostics, and voltage/current monitoring for automotive workshops and locksmiths.
• Which vehicles and ECUs are compatible with the GODIAG GT100 PLUS GPT?
  The GODIAG GT100 PLUS GPT supports multiple vehicle brands including VW, Audi, Porsche, BMW, Mercedes-Benz, Land Rover, Volvo, Mitsubishi, and Toyota. It is compatible with engine, transmission, instrument cluster, CAS/FEM/BDC, and airbag ECUs.
• How do I set up the GODIAG GT100 PLUS GPT for ECU bench testing?
  Connect the GODIAG GT100 PLUS GPT to the ECU using the GPT connecting cable or OBD2 extension, ensure proper 12V–24V power supply, check pin configurations, and follow step-by-step software instructions to safely read, write, and monitor ECU data.
• What are the key functions of the GODIAG GT100 PLUS GPT?
  The GODIAG GT100 PLUS GPT allows GPT ECU read/write, DOIP/ENET diagnostics, bench and in-vehicle operation, live voltage and current monitoring, CANBUS/K-Line protocol display, key programming for multiple brands, and auxiliary power supply during battery replacement.
• How does the GODIAG GT100 PLUS GPT prevent ECU damage during diagnostics?
  By providing real-time voltage and current monitoring, safe 24V to 12V conversion, and pin-based protocol checks, the GODIAG GT100 PLUS GPT helps prevent overvoltage, data corruption, flashing failures, and ECU lock-ups during bench and in-vehicle operations.
• Can the GODIAG GT100 PLUS GPT perform key programming?
  Yes, the GODIAG GT100 PLUS GPT supports programming VW, Porsche, Mitsubishi, Toyota, and other vehicle keys, including all-keys-lost scenarios, and works with CAS1/CAS2 Mech-Key and CAS2/CAS3 Semi-Smart test platforms.
• What are the practical pinout and connector options for the GODIAG GT100 PLUS GPT?
  Pins 1, 9, 3, 11, 12, 13, 8 display CANBUS and K-Line protocols; pins 2 and 10 support VPW; pins 6 and 14 support CANBUS; pins 7 and 15 support K-Line. Banana plugs, jumper cables, and Dupont 2.54mm pins enable flexible bench setups.
• What are the limitations or usage notes for the GODIAG GT100 PLUS GPT?
  DOIP/ENET software is not included; GPT BOOT adapters are required for certain ECU read/write operations. Users must follow pin connection instructions carefully, and the device is intended for professional workshop or locksmith use only.
• Does the GODIAG GT100 PLUS GPT support voltage monitoring during auxiliary power supply use?
  Yes, the GODIAG GT100 PLUS GPT monitors real-time voltage and current during auxiliary power supply operations, ensuring safe battery replacement without risking ECU or immobilizer data loss.
• What is included in the GODIAG GT100 PLUS GPT package?
  The package includes 1 GT100 PLUS GPT host unit, GPT connecting cable, Ethernet cable, OBD 2-in-1 extension cable, colored jumper cable set, 12V power supply, 120Ω resistor, 6 banana plugs, 24 Dupont 2.54mm pins, and the user manual for comprehensive workshop use.

Upgrade Your Diagnostic Workflow

The GODIAG GT100 PLUS GPT replaces multiple breakout boxes, bench power supplies, and protocol adapters in one professional platform. It is built for workshops and locksmiths who demand power stability, clear communication diagnostics, and reduced risk during ECU programming and recovery.

GODIAG GT100 PLUS GPT ENET DOIP 24V-12V AUTO TOOLS OBDII Break Out Box ECU Connector ECU Read Write

Specifications:

Item Specifications:

• Product Code: ABK-614
• Manufacturer: GoDiag [Genuine]