AUTOOL CT450 VS CT400 Which Fuel Injector Tester Is Better?

As the demand for efficient automotive repair tools in workshops continues to increase, the fuel injector tester has become an indispensable device. For workshops or personal car maintenance enthusiasts, choosing the right fuel injector tester and cleaner can greatly improve work efficiency and ensure the proper functioning of the vehicle’s fuel system. AUTOOL, as a well-known automotive repair tool brand, is highly favored for its fuel injector testers. This article compares the AUTOOL CT450 and CT400 fuel injector cleaner machines to help you make an informed choice.

The AUTOOL CT450 fuel injector tester includes a drain valve for easy fluid disposal, a level indicator for real-time monitoring, and glass tube lighting for clear injector observation. A side handle adds convenience and mobility.

The AUTOOL car fuel injector cleaner & tester features a smart control panel with a functions menu for professional detection. It supports multiple testing modes, including ultrasonic cleaning, idling, medium/high-speed tests, leak checking, reverse flushing, and no-disassembly cleaning. The 6-cylinder design enables simultaneous cleaning and testing, significantly improving efficiency. Additionally, the bottom drawer design provides labeled storage for easy access, reducing clutter and preventing part loss.

The AUTOOL CT400 is a 6-cylinder car GDI fuel injector tester & cleaner designed for GDI. It integrates the latest GDI fuel injector driving technology and is compatible with both standard fuel injectors and high-end injectors from brands such as Mercedes-Benz, BMW, Audi, and Porsche. The fuel injector cleaner machine offers three voltage drive modes (12V, 70V, 120V), providing strong adaptability to meet the cleaning and testing needs of most car fuel injectors on the market. It is the ideal choice for professional cleaning and testing.

The AUTOOL CT450 supports pulse injection testing for fuel injectors, designed for cleaning and testing high-pressure and long injectors. The AUTOOL CT450 adds ultrasonic automatic heating and pulse injection testing functions compared to the CT400 fuel injector tester. The ultrasonic automatic heating function can rapidly heat 2000 ml of cleaning solution to 50°C, helping to remove carbon buildup and other contaminants from inside the injectors more efficiently.

Both the AUTOOL CT400 and CT450 car injector tester and cleaner are ideal for testing fuel injectors across various vehicle types, performing exceptionally well on popular models like BMW and motorcycles. Whether for small cars or high-displacement motorcycles, they provide precise injector performance testing.

The AUTOOL CT450 ultrasonic injector cleaner, featuring its ultrasonic heating function, suits high-demand professional repair shops, especially in environments where multiple vehicles need injector cleaning. The CT400, on the other hand, is more suitable for regular repair shops or individual car owners, offering sufficient functionality for standard vehicle injector testing.

Note: Diesel injectors support cleaning only and do not support testing.

In terms of price, the AUTOOL CT400 fuel injector cleaner machine is more budget-friendly. If your primary need is for routine injector testing and you have a limited budget, the CT400 is undoubtedly a cost-effective choice. It includes all essential functions and is well-suited for standard vehicle testing needs.

The AUTOOL CT450 is cost-effective for frequent injector cleaning, despite being slightly more expensive, due to its ultrasonic heating function.

• AUTOOL CT400 Fuel Injector Cleaning Tester with GDI Test $549.00
• AUTOOL CT450 Ultrasonic Fuel Injector Cleaner $759.00 Original price was: $759.00.$589.00Current price is: $589.00.

Choose between AUTOOL CT400 and CT450 based on your needs and budget for a suitable injector tester and cleaner. If you need an affordable standard vehicle solution, the AUTOOL CT400 fuel injector cleaner machine is the right choice. However, if you require a high-performance fuel injector tester, the AUTOOL CT450 ultrasonic injector cleaner is worth the investment.