AUTOOL CT400 — 6-Cylinder GDI, EFI, FSI & Piezo Ultrasonic Fuel Injector Cleaner & Flow Tester (12V/70V/120V)
Built for professional automotive diagnostic and engine rebuilding shops, the AUTOOL CT400 cleans and flow-tests up to six gasoline fuel injectors simultaneously. Featuring selectable 12V, 70V, and 120V step-up drive voltages, it supports modern high-pressure GDI (Gasoline Direct Injection), FSI, HPI, and standard MPFI/EFI injectors.
- 12V / 70V / 120V GDI & Standard Injector Drive: Automatically drives high-voltage GDI direct injectors alongside standard 12V EFI injectors for Mercedes-Benz, BMW, Audi, Porsche, Ford, GM, and direct-injection engines
- 6-Cylinder Simultaneous Flow & Spray Testing: Backlit 6-cylinder graduated glass tubes test atomization spray pattern, dripping leakage, uniformity, and injection volume across idle, medium, and high-speed RPM simulations
- Heated Ultrasonic Cleaning Bath: Integrated stainless steel ultrasonic tank with fluid heating dissolves stubborn carbon deposits from injector nozzles and Pintle valves
- 11 Automated Diagnostic Test Programs: Microprocessor control panel adjusts simulated engine RPM (10 to 9990 RPM), pulse width (0.5 to 25 ms), and fuel rail pressure up to 115 PSI
- Multi-Diameter Top-Feed & GDI Adapters: Includes anodized fuel rail assembly, GDI thread adapters, standard O-ring collets, and drain valve release
- Dimensions & Shop Specs: Measures 17.7 in x 16.5 in x 21.7 in, weighs 46.3 lbs, and operates on 110V 60Hz US power











