CG100 PROG III Car ECU Programming Tool Complete Airbag, EEPROM, MCU and ECU Programming Guide

When working with automotive electronics, one programmer is often expected to handle much more than basic OBD diagnostics. Airbag modules, instrument clusters, EEPROM chips, MCUs, body computers and engine ECUs can all require different programming methods.

The CG100 PROG III Full Version is designed as a multi-purpose automotive programmer for these types of repair and programming jobs. It supports airbag repair, dashboard and instrument cluster calibration, ECU and body computer repair, EEPROM read/write operations, and a wide range of MCU and FLASH chips.

What makes the Full Version particularly interesting is its combination of Renesas, Infineon, ST, Freescale, Motorola, ATMEGA, NEC and other chip support, together with multiple adapters included in the package.

What Is CG100 PROG III?

CG100 PROG III is an automotive electronic programming and repair tool designed for professional technicians working with vehicle modules and electronic components.

Main Functions of CG100 PROG III

The programmer can be used for several common automotive electronics applications, including:

• Airbag module repair and reset
• Instrument cluster and dashboard repair
• EEPROM read and write
• MCU programming
• FLASH read and write
• Body computer repair
• Car amplifier computer repair
• ECU repair and replacement
• BMW ECU-related programming functions
• CAS key programming
• Mileage-related instrument operations on supported modules

The Full Version is aimed at users who need broader chip and module coverage rather than a tool limited to one particular system.

Supported Automotive Applications

CG100 PROG III supports applications across a variety of vehicle brands and electronic systems.

Examples of Supported Vehicle Brands

Depending on the specific module and supported chip, applications include vehicles from:

• BMW
• Toyota
• Honda
• Subaru
• Nissan
• Suzuki
• Hyundai
• Ford
• Mazda
• Land Rover
• Jaguar
• GM
• Volkswagen
• Bentley

The exact supported functions depend on the ECU, dashboard, airbag module, MCU and software version.

CG100 PROG III Full Version Highlights

One of the biggest advantages of the Full Version is its broad chip and module coverage.

Renesas SRS Support

The CG100 PROG III includes the Renesas SRS functions provided by the software. Supported Renesas devices include models such as:

• R5F61797
• RF61725
• R5F61723
• R5F61721

These chips can be found in automotive computers used by manufacturers such as Toyota, Honda and Subaru.

Infineon XC236x FLASH Support

The programmer also supports a large selection of Infineon XC-series microcontrollers.

Supported Infineon Examples

The supported list includes:

• XC2060N-40F
• XC2060M-104F
• XC2336B-24F
• XC2336B-40F
• XC2361A-56F
• XC2361A-72F
• XC2361E-72F
• XC2363A-56F
• XC2363A-72F
• XC2364A-56F
• XC2364A-72F
• XC2364A-104F
• XC2365A-56F
• XC2365A-72F
• XC2365A-104F
• XC2361B-24F
• XC2361B-40F
• XC2363B-24F
• XC2364B-24F
• XC2364B-40F
• XC2365B-24F
• XC2365B-40F

These devices are used across various automotive applications involving Nissan, Suzuki, Hyundai, Ford, Mazda, Land Rover, Jaguar and GM.

The supplied specifications state that some supported XC236x read/write operations can be completed in around 20 seconds, depending on the specific device and operation.

Freescale and ST MCU Support

CG100 PROG III also supports selected Freescale and ST devices.

Freescale Support

The programmer supports the MPC5604P, including listed variants such as 0M26V and 1M36W. These devices are used in some Honda automotive computers.

ST Support

The tool supports selected SPC560 applications, including Volkswagen-related computer systems.

EEPROM and FLASH Read/Write Support

For automotive electronic repair, EEPROM and FLASH operations are among the most important functions.

CG100 PROG III supports multiple EEPROM families through its included adapters.

24 Series EEPROM

Supported 24-series devices include:

• 24C01
• 24C02
• 24C04
• 24C08
• 24C16
• 24C32
• 24C64
• 24C128

The programmer can perform read and write operations on supported devices.

93 Series EEPROM

The supported 93-series list includes:

• 93C46
• 93C56
• 93C57
• 93C66
• 93C76
• 93C86

These are commonly encountered in automotive electronic modules and instrument-related applications.

25 Series EEPROM

CG100 PROG III supports:

• 25010
• 25020
• 25040
• 25080
• 25160
• 25320
• 25640
• 25128
• 25256

95 Series EEPROM

The supported 95-series devices include:

• 95010
• 95020
• 95040
• 95080
• 95160
• 95320
• 95640
• 95128
• 95256
• 95512

The actual operation available depends on the specific chip and software support.

CG100 ATMEGA Adapter

The Full Version package includes an ATMEGA Adapter, which expands the programmer's chip coverage.

35080 EEPROM Support

The adapter supports selected 35080 devices, including:

• M35080DQ080
• M35080DQ160
• M35080 3/6
• M35080 V6
• M35080 VP

The supplied specifications list direct read/write support for supported devices.

ATMEGA Parallel Support

Supported ATMEGA devices include:

• MEGA8L
• MEGA48
• MEGA88
• MEGA16
• MEGA32
• MEGA169

The specifications also indicate that supported second-hand ATMEGA8L devices can be erased for reuse.

9S08GL16 CPU Parallel FLASH Support

The CG100 PROG III also supports 9S08GL16 CPU parallel FLASH applications.

AMD AM29BL802D

The supported FLASH list includes AMD AM29BL802D.

According to the supplied specifications, this can be used for supported FAW REIZ MT34 immobilizer applications.

BMW CAS and ECU Functions

BMW users may also find several functions particularly useful.

BMW CAS Key Programming

CG100 PROG III supports key programming functions for:

• CAS3
• CAS3+
• CAS4
• CAS4+

The Full Version package also includes an adapter for supported BMW key-related applications.

BMW ECU EEPROM and MCU Operations

The programmer supports EEPROM read/write operations and selected non-secure BMW DDME ECU microcontroller applications.

It also includes a built-in calculator for supported operations such as:

• ISN calculation
• VIN calculation
• EEPROM CRC calculation

These functions can help technicians work more efficiently when dealing with supported BMW electronic modules.

Instrument Cluster and Dashboard Functions

Instrument cluster repair is another major application area of CG100 PROG III.

Dashboard Programming

The software receives regular additions for dashboard models. Recent versions have continued to expand dashboard coverage, making software updates important for technicians who work with newer or additional instrument clusters.

ATMEGA-Based Instrument Applications

The supported ATMEGA family includes devices such as ATMEGA169, ATMEGA32, ATMEGA16, ATMEGA8, ATMEGA88 and ATMEGA48 for supported instrument applications.

Some supported instrument models include kilometer-related programming functions. Always verify the exact vehicle, cluster and legal requirements before performing any mileage-related operation.

CG100 PROG III Software Updates

Software updates are an important part of the CG100 PROG III ecosystem because new versions continuously add dashboard, airbag, body repair and read/write coverage.

One-Year Free Update Policy

The supplied update policy states that the device receives free online updates for one year from the purchase date.

After the first year, users can purchase an additional one-year update service if they want access to newer software releases.

If the user does not renew the update service, the programmer can continue working with the previously available software version.

Important Update Requirement

The device should first be updated to V6.0.0.0 before installing newer versions.

Latest CG100 PROG III Update Information

The supplied release history shows frequent software updates throughout 2025 and into 2026.

V7.4.8.0 — March 18, 2026

The V7.4.8.0 paid version added:

• 11 dashboard models
• 12 read/write models

V7.4.7.0 — March 6, 2026

Added:

• 7 dashboard models

V7.4.6.0 — January 21, 2026

Added:

• 7 dashboard models
• 4 airbag models
• 4 read/write models

Earlier 2025 Updates

Previous versions also added substantial coverage across dashboard, airbag, body repair and read/write functions. For example, V7.4.4.0 added 30 dashboard models and 8 read/write models, while V7.4.1.0 added 20 dashboard models, 17 airbag models and 15 read/write models.

This frequent update pattern is useful for workshops that need expanded vehicle coverage over time.

Supported Operating Systems and Language

CG100 PROG III supports several Windows operating systems.

Windows Compatibility

The listed operating systems include:

• Windows XP
• Windows 7
• Windows 8
• Windows 10
• Windows 11

Language

The supplied version is English only.

CG100 PROG III Full Version Package

The Full Version package includes the programmer and a range of adapters and cables.

Package Contents

The package contains:

• 1 × CG PRO III Programmer
• 1 × BDM+4 Adapter
• 1 × CAN Adapter
• 12 × Welding Lines
• 1 × USB Cable
• 1 × 12V Power Supply
• 1 × ATMEGA Adapter
• 1 × EEPROM Adapter
• 1 × AVR Adapter
• 1 × AVR V2.0 Adapter
• 1 × EEPROM-SO Adapter
• 1 × FLASH Adapter

Having these adapters in one package is useful because different automotive modules and chip packages require different connection methods.

Why Choose CG100 PROG III Full Version?

For technicians who work with automotive electronics, the main advantage of CG100 PROG III is versatility.

One Programmer for Multiple Repair Tasks

Instead of using separate tools for every chip family or module type, CG100 PROG III combines multiple programming functions into one platform.

It covers airbag modules, instrument clusters, EEPROM, MCU, FLASH, body computers and selected ECU applications.

Broad MCU and Chip Coverage

Support for Renesas, Infineon, Freescale, ST, ATMEGA and other devices makes it particularly interesting for technicians handling different generations of automotive electronics.

Regular Software Expansion

The frequent software updates are another important advantage. New dashboard, airbag and read/write applications are added over time, helping extend the tool's usefulness.

Who Is CG100 PROG III Full Version For?

CG100 PROG III is mainly suitable for:

• Automotive electronics repair technicians
• ECU repair workshops
• Airbag repair specialists
• Instrument cluster repair technicians
• Automotive locksmiths working with supported applications
• Technicians performing EEPROM and MCU programming
• Workshops handling multiple vehicle brands

It may be more than necessary for someone who only needs basic OBD2 diagnostics or fault-code reading.

Final Thoughts

If your work involves airbag repair, instrument cluster programming, EEPROM read/write, MCU programming and ECU electronic repair, the CG100 PROG III Full Version is a tool worth considering.

Its strongest point is the combination of broad chip support, multiple adapters and dedicated automotive functions. Renesas SRS support, Infineon XC236x coverage, ATMEGA and EEPROM support, BMW CAS functions and regular software updates make it suitable for a wide range of professional automotive electronics jobs.

Before purchasing or performing any operation, however, it is important to confirm the exact vehicle model, module number, MCU/EEPROM type and software version. Not every function applies to every vehicle, and supported operations can change between software versions.

CG100 PROG III Quick Specification