Introduction
The GODIAG Key Tool Plus Practical Instruction Books 1 & 2 provide comprehensive guidance for locksmiths and vehicle maintenance engineers. These two volumes are designed to enhance understanding and practical skills related to the GODIAG Key Tool Plus device, automotive IMMO systems, and key programming procedures. The content aims to support users from novice to senior engineer levels, minimizing operational errors and saving valuable time.

Image: Front covers of the GODIAG Key Tool Plus Practical Instruction Books 1 and 2.
Key Features and Benefits
- Skill Development: Designed to assist novices in becoming proficient engineers and help experienced engineers advance to senior levels.
- Efficiency: Aims to minimize potential losses and optimize operational time through detailed instructions.
- Comprehensive Coverage: Includes an introduction to the Key Tool Plus tablet, in-depth automotive IMMO knowledge, and practical usage skills for the device.
- Error Prevention: Provides technical guidance to prevent operational errors, especially concerning IMMO ECU data.
Content Overview
1. IMMO Knowledge and Operation
These books delve into the intricacies of automotive IMMO (Immobilizer) systems. They provide essential technical orientation and strategies to avoid common operational errors, particularly those related to IMMO ECU data loss. Topics include remote generation, smart key unlocking, and key chip generation.

Image: Overview of IMMO knowledge and operational steps, including remote generation and key chip generation.
2. Key Programming and Transponder Copying
The manuals offer detailed instructions on key programming and transponder chip copying. This section covers the practical operation process for vehicle key pairing, including best practices and precautions summarized from frontline engineer experience. It addresses scenarios such as lost keys, vehicles not starting, and general engine troubleshooting related to key systems.

Image: Example page from the instruction book detailing key programming procedures.
3. Vehicle Compatibility
The instructions within these books are applicable to a wide range of vehicles. They cover procedures compatible with approximately 99% of vehicles manufactured between 1996 and 2022, including major brands such as Audi, BMW, Alfa, Chrysler, Citroen, GM, Honda, Hyundai, Jaguar, Kia, Landrover, Lexus, Mazda, and Mitsubishi.

Image: Visual representation of vehicle compatibility, highlighting supported car brands.
4. Learning Path for Engineers
The books are structured to guide users through a progressive learning path. They provide insights into using car computers, diagnosing issues, and preventing malfunctions. Key areas include risk avoidance, simplified IMMO pairing and programming overviews, methods to improve programming success rates, functional guides, OBD pairing steps, and solutions for downgrade failures.

Image: An engineer demonstrating the use of the instruction book, emphasizing its role in professional development.
What's Included
The package contains the following items:
- 1 x GODIAG Key Tool Plus Practical Instruction Book 1
- 1 x GODIAG Key Tool Plus Practical Instruction Book 2

Image: Professional packaging for the instruction books.
Specifications
| Brand | GODIAG |
| Model | SO660 |
| Product Weight | 2.54 kg (total for both books) |
| Product Dimensions | 28.5 x 21.01 x 6.5 cm (total package) |
| ASIN | B0BRCXNXGP |
| First Available | January 2, 2023 |
Quality and Design
The instruction books feature high-quality printing, ensuring clear and readable text and diagrams. An exquisite bookmark is included for convenience, and the entire package is professionally prepared to ensure the books arrive in excellent condition.

Quality Printing

Exquisite Bookmark
Support and Warranty
For any questions regarding the content of these instruction books or the GODIAG Key Tool Plus device, please refer to the official GODIAG support channels. Specific warranty information for these instruction books is not provided; please consult the seller or manufacturer for details regarding returns or defects.