AUTOOL CT200Product OverviewThe AUTOOL CT200 injector ultrasonic cleaner and tester is a 6-cylinder fuel injector cleaning and testing machine for standard 12V gasoline fuel injectors. It combines ultrasonic cleaning with microprocessor hydraulic control technology to simulate low, medium, high-speed, acceleration, shifting, leakage, sprayability, reverse flushing, and no-disassembly cleaning workflows. Wide voltage technology supports both 110V and 220V power input.6-Cylinder Design Ultrasonic Cleaning Sprayability / Leakage Test 110V / 220V12Main Functions6Fuel Injectors110mlTest Tubes3 YearsWarranty Support Click to enlarge Click to enlargeBefore You Order And UseBefore You Order And UseBefore using CT200, confirm the injector type and prepare the correct ultrasonic cleaning fluid and injector test fluid. Cleaning fluid and test fluid must not be mixed or used in the wrong circuit.Use Professional Cleaning FluidFor ultrasonic cleaning, use professional engine carbon cleaning fluid or automotive injector ultrasonic cleaning fluid to remove carbon deposits and impurities.Use Professional Test FluidFor injector testing, use professional automotive injector test fluid. It is colorless, odorless, and non-corrosive, helping simulate injector working states safely.Do Not Test With Cleaning LiquidDo not put corrosive cleaning liquid into the test circuit. It may damage internal components, accelerate rubber deterioration, cause leakage, and create repair costs.Do Not Run Ultrasonic Cleaning DryAdd the proper ultrasonic cleaning fluid before running the ultrasonic cleaning function. Running the ultrasonic tank without fluid may damage the ultrasonic motherboard.75% Medical Alcohol BackupIf professional cleaning or test fluid is not available locally, medical alcohol above 75% can be used as a temporary alternative, but the cleaning or test effect may not be ideal.Five Plugs For Single Injector TestWhen testing a single injector, plug the other five cylinder positions. CT200 comes with five plugs for this purpose.Compatibility ReminderCT200 is designed for standard 12V gasoline fuel injectors.CT200 can clean diesel injectors, but it cannot test diesel injectors.CT200 does not test GDI high-pressure injectors. Choose CT400, CT450, CT500, FN606, or FN608 if you need GDI injector support.No-disassembly cleaning is an additional function and requires special adapters.Confirm the fluid type before filling the machine. Cleaning liquid is for ultrasonic cleaning, while test fluid is for the fuel injector testing circuit.How To ChooseHow To ChooseCT200 is the 6-cylinder standard injector option in the AUTOOL fuel injector cleaner and tester range. Use the guide below to decide whether CT200 or a higher model is more suitable.Need 6-Cylinder Standard Injector Testing?Choose CT200 if you need to clean and compare up to six standard 12V gasoline fuel injectors at the same time.Need A Smaller 4-Cylinder Bench?Choose CT150 or CT160 for 4-cylinder gasoline injector work. CT160 adds ultrasonic heating, while CT150 does not have heating.Need GDI Injector Support?Choose CT400 or above if you need to test GDI high-pressure injectors. CT200 only supports standard fuel injector testing.Need 8-Cylinder Or Dual-Pump Testing?Choose FN608 if you need 8-cylinder testing, dual independent fuel pumps, heating, multi-voltage settings, and higher workshop reliability.Key FeaturesKey FeaturesCT200 focuses on practical injector cleaning and testing with ultrasonic cleaning, microcomputer pressure control, digital display, sprayability observation, reverse flushing, and convenient fluid handling.6-Cylinder Test BenchClean and test up to six injectors at the same time. The 110ml measuring tubes help compare injection volume and spray performance between injectors.Microcomputer Pressure ControlMicrocomputer hydraulic control helps maintain stable fuel pressure and supports automatic cleaning and testing for many EGI vehicles with standard injectors.Digital DisplayThe control panel displays function selection, pulse width, working time, and injection count, making the cleaning and testing process easier to monitor.Humanized Drain DesignPreset programs can help drain test fluid or cleaner for some test items. After testing, drain the liquid and quickly restore system pressure to the default value.Reverse Flush And Sprayability TestUse the backlight and measuring tubes to observe spray status and injection uniformity. Reverse flush helps remove dirt from top fuel supply injectors.3-Year Warranty SupportAUTOOL provides 3-year warranty support for eligible non-human damage cases, with lifetime maintenance support and responsive after-sales service. Click to enlarge Click to enlarge Click to enlarge Click to enlarge Click to enlargeFunctions And Test CoverageFunctions And Test CoverageCT200 includes ultrasonic cleaning plus multiple injector testing programs to simulate common engine operating conditions and evaluate leakage, spray pattern, flow consistency, and injector blockage.Ultrasonic CleaningUses ultrasonic vibration and cleaning fluid to help remove carbon deposits and impurities inside injectors. No-disassembly cleaning is available as an additional function with special adapters.Engine Condition SimulationIdle speed test 0-20ms, medium speed test 0-7.5ms, high-speed test 0-4ms, acceleration test, and shifting speed test simulate different injector working conditions.Sprayability And Flow ObservationIdle, medium, and high-speed sprayability tests help observe spray pattern and compare injection volume with the backlight and measuring tubes.Leakage And Reverse FlushLeak checking tests injector sealing condition. Reverse flushing sends test liquid from outlet to inlet to help remove dirt inside top fuel supply injectors or injector strainers. Click to enlargeSpecificationsAUTOOL CT200 Product SpecificationsCT200 is a 6-cylinder, 110V / 220V fuel injector cleaner and tester with a 1700ml cleaning tank, 110ml test tubes, 70W ultrasonic cleaning power, pressure gauge display, LCD display, and test liquid level gauge.Core ConfigurationProductAUTOOL CT200 Fuel Injector Cleaner & TesterInput Voltage110V / 220VSupported Cylinder Numbers6 fuel injectorsBasic Functions3 cleaning functions / 9 testing functionsFuel Injector Cleaning TypeStandard fuel injector; Toyota and Honda modified vehicle injectors according to the comparison chartInjector Testing CompatibilityStandard 12V gasoline fuel injectors; not for GDI high-pressure injector testingTesting And CleaningTest Tube Volume110mlCleaning Tank Volume1700mlPulse Settings0-20msTime Setting Range0-10minSimulated RPM Range0-7500rpmUltrasonic Cleaning Power70WBuilt-In Pump1Adapter Connectors3 typesDisplay And ConvenienceSupported Voltage SettingsNot adjustable; CT200 does not provide 12V / 70V / 120V multi-voltage selectionLanguage SettingsNot listed as adjustableCleaning Fluid HeatingNoPressure Gauge DisplayYesLCD DisplayYesTest Liquid Level GaugeYesOil Baffle DesignNot listed for CT200Operating Condition Simulation TestYesCleaning Fluid Recovery ValveYesStorage DrawerNoLow Impedance Injectors SupportedYesCleaning Tank With Its Own Power SupplyNoNumber Of Fuel Pumps1 Core ConfigurationInput Voltage110V / 220VSupported Cylinders6 fuel injectorsBasic Functions3 cleaning / 9 testingInjector TypeStandard 12V gasoline injectors Testing And CleaningTest Tube Volume110mlCleaning Tank Volume1700mlPulse Settings0-20msTime Range0-10minSimulated RPM0-7500rpmUltrasonic Power70W Display And DesignPressure GaugeYesLCD DisplayYesTest Liquid Level GaugeYesStorage DrawerNoFuel Pumps1 How To UseHow To UseUse CT200 by cleaning the injector exterior first, running ultrasonic cleaning with the correct cleaning fluid, installing the injectors on the test bench, and then performing leakage, sprayability, flow, and reverse flushing tests with proper test fluid.Pre-Clean Injector ExteriorClean the outside of the injectors with suitable gasoline or cleaning liquid before turning on the machine, so loose dirt does not contaminate the cleaning tank or test system.Add Ultrasonic Cleaning FluidPour the proper ultrasonic cleaning fluid into the cleaning tank, then place the injectors in the ultrasonic bath after the exterior dirt has been removed.Connect Pulse Signal WireConnect the pulse signal wire and select the ultrasonic cleaning function. Ultrasonic vibration helps dislodge particles and carbon buildup inside the injectors.Install Injectors On Main UnitPour in the proper test fluid, install the injectors on the fuel distributor or fuel rail, and fix the assembly to the main unit with bolts.Run Injector TestsRun leakage, spray pattern, flow rate, idle, medium, high-speed, acceleration, shifting, and reverse flushing tests according to the selected function number and test time.Retest And CompareAfter cleaning, return the injectors to the flow bench and retest all required functions. Compare spray pattern, measuring tube level, leakage, and flow consistency.Use NotesBefore or during service, check the injector for resistance, shorts, and current draw if required by your diagnostic workflow.Select the feature number and set the test time through the control panel. No special parameter setup is required for normal operation.Use cleaning fluid only in the ultrasonic cleaning tank. Use non-corrosive injector test fluid in the testing system.For single-injector testing, plug the other five cylinder positions.No-disassembly cleaning requires special adapters and is not the same as standard bench testing.Product ComparisonProduct ComparisonCompare CT200 with CT150, CT160, CT400, CT450, CT500, FN606, and FN608 before choosing the right cylinder capacity, injector type support, heating function, voltage setting, storage design, and pump configuration.CT150 / CT160CT150 and CT160 are 4-cylinder standard gasoline injector cleaners and testers. CT160 adds ultrasonic heating, while CT150 does not have heating.CT200CT200 adds two more testing cylinders compared with CT150 / CT160, supporting 6 standard 12V gasoline fuel injectors. Other basic functions remain similar to the CT150 / CT160 level.CT200 vs CT400CT200 only supports 12V standard fuel injectors and does not have a dedicated accessory drawer. CT400 supports standard injectors and GDI injectors, with better accessory storage.CT400 / CT450 / CT500CT450 adds pulse injection testing compared with CT400 and has ultrasonic cleaning heating up to 50°C. CT500 further adds wide pulse injection and continuous injection testing but does not have heating.FN606 / FN608FN608 supports 8 cylinders and uses two independent fuel pumps. FN606 supports 6 cylinders and uses one pump. If one FN608 pump fails, only the corresponding fuel rail is affected.Upgrade CheckChoose higher models if you need GDI / EFI / FSI long fuel injector support, 12V / 70V / 120V or 120-180V voltage settings, heating, 8-cylinder testing, or dual-pump reliability. Click to enlarge Click to enlargeWhat Is In The BoxWhat Is In The BoxThe package image shows the CT200 main unit, retail box, fuel rail, pressure gauge, cables, adapters, seals, O-rings, and other accessories. Final package contents should be confirmed by the packing list image.Main UnitAUTOOL CT200 fuel injector cleaner and testerRetail BoxCT200 product package boxFuel Rail And GaugeFuel rail with pressure gauge shown in the package imageCablesSignal wires and power cable shown in the package imageAdapters And SealsInjector adapters, plugs, seals, O-rings, lock poles, and fittings shown in the package imageCleaning AccessoriesFunnel, cleaning tank cover, valve, and related accessories shown in the package imageDocumentationAUTOOL CT200 user manualRelated ProductsRelated ProductsCompare related AUTOOL injector cleaning and testing products before choosing between ultrasonic cleaning only, 4-cylinder testing, 6-cylinder CT200 testing, GDI support, and higher-end workshop models.CT80Ultrasonic cleaning machine for users who mainly need cleaning rather than a full injector test bench.CT1504-cylinder standard fuel injector cleaner and tester without ultrasonic heating.CT1604-cylinder standard injector cleaner and tester with ultrasonic heating function.CT400Upgrade option for users who need standard injector and GDI injector support.CT500Higher model for GDI / EFI / FSI testing and more advanced testing functions.Select options This product has multiple variants. The options may be chosen on the product page Add to wishlist Add to compare Quick view iconQuick view Fuel Injector Cleaner & TesterAUTOOL CT80 Ultrasonic Cleaning MachineRated 0 out of 5(0) From US$99.00 Select options This product has multiple variants. The options may be chosen on the product page Select options This product has multiple variants. The options may be chosen on the product page Add to wishlist Add to compare Quick view iconQuick view Fuel Injector Cleaner & TesterAUTOOL CT150 Fuel Injector Tester and Cleaner MachineRated 0 out of 5(0) From US$259.00 Select options This product has multiple variants. The options may be chosen on the product page SALESelect options This product has multiple variants. The options may be chosen on the product page Add to wishlist Add to compare Quick view iconQuick view Fuel Injector Cleaner & TesterAUTOOL CT160 Fuel Injector Tester & Heating Ultrasonic Cleaner MachineRated 0 out of 5(0) From US$245.00 Select options This product has multiple variants. The options may be chosen on the product page SALESelect options This product has multiple variants. The options may be chosen on the product page Add to wishlist Add to compare Quick view iconQuick view Fuel Injector Cleaner & TesterAUTOOL CT400 Fuel Injector Cleaning Tester with GDI TestRated 0 out of 5(0) From US$509.00 Select options This product has multiple variants. The options may be chosen on the product page SALESelect options This product has multiple variants. The options may be chosen on the product page Add to wishlist Add to compare Quick view iconQuick view Fuel Injector Cleaner & TesterAUTOOL CT500 GDI EFI FSI Fuel Injector Cleaner and TesterRated 0 out of 5(0) From US$629.00 Select options This product has multiple variants. The options may be chosen on the product page Manual And DownloadsManual And DownloadsDownload the CT200 manual for setup, function selection, cleaning fluid, test fluid, injector installation, operation steps, accessory use, and safe-use instructions. Click to enlargeAUTOOL CT200 User ManualOpen the PDF manual before operating the CT200 injector cleaning and testing machine. Download ManualNeed Compatibility Confirmation?Contact AUTOOL Store before ordering if you need to confirm standard injector compatibility, GDI or diesel limitations, cleaning fluid, test fluid, no-disassembly adapters, plugs, package contents, or model selection.Email[email protected] WhatsApp 86 189 2647 7404Questions And AnswersThese answers cover CT200 injector compatibility, cleaning fluid, test fluid, diesel and GDI limitations, plugs, parameter setup, model comparison, operation, accessories, and warranty support. What Injectors Can AUTOOL CT200 Clean And Test? CT200 is designed to clean and test standard 12V gasoline fuel injectors. It supports 6-cylinder testing and helps simulate idle, medium speed, high speed, acceleration, shifting, leakage, sprayability, and reverse flushing conditions. Can CT200 Test GDI Or High-Pressure Injectors? No. CT200 only supports 12V standard fuel injectors for testing. If you need to test GDI high-pressure injectors, choose CT400, CT450, CT500, FN606, or FN608 for better compatibility. Can Diesel Injectors Be Cleaned And Tested With AUTOOL CT Series Products? AUTOOL CT series products can clean diesel injectors, but they cannot test diesel injectors. Use CT200 only within its supported testing range. How Should I Choose Ultrasonic Cleaning Fluid? For ultrasonic cleaning, use professional engine carbon cleaning fluid or professional automotive injector ultrasonic cleaning fluid. It helps remove deposits such as carbon buildup from injectors. If professional cleaning fluid is not available locally, 75% medical alcohol may be used as a substitute, but the cleaning effect may vary. How Should I Choose Injector Test Fluid? For the intended test effect, use professional automotive injector test fluid. Test fluid is a colorless, odorless, non-corrosive liquid used to assess injector performance and simulate working states. If professional test fluid is not available locally, 75% medical alcohol can be used as a temporary alternative. Can I Use Cleaning Liquid To Test Injectors? No. Do not use cleaning liquid in the injector testing circuit. Cleaning liquid may be corrosive and can damage internal parts, accelerate rubber deterioration, cause leakage, and lead to malfunction. Damage caused by using the wrong fluid may require paid repair. Why Must I Add Cleaning Fluid Before Ultrasonic Cleaning? The ultrasonic tank must contain the proper cleaning fluid before the ultrasonic cleaning function is started. Running the ultrasonic system dry or without the proper fluid may damage the ultrasonic motherboard. Why Does CT200 Come With Five Plugs? When testing a single injector, the other five cylinder positions need to be plugged. CT200 comes with five plugs for single-injector testing or partial injector testing. How Do I Set CT200 Test Parameters? You do not need special settings for normal operation. Select the feature number and set the test time through the control panel. The testing process is designed to be straightforward and efficient. What Is The Difference Between CT200 And CT400? CT200 only supports 12V standard fuel injectors. CT400 supports both 12V standard injectors and GDI injectors, making it compatible with a wider range of injector types and vehicles. CT200 does not have dedicated accessory storage, while CT400 has a drawer for injector adapters and other accessories. What Is The Difference Among CT150, CT160, And CT200? CT150 and CT160 are designed for cleaning and testing fuel injectors of 4-cylinder gasoline engines. CT160 has an ultrasonic heating function, while CT150 does not. Compared with CT150, CT200 mainly adds two more testing cylinders, supporting 6 cylinders in total, while the other functions remain similar. What Is The Difference Among CT400, CT450, And CT500? Compared with CT400, CT450 adds the pulse injection test. Compared with CT450, CT500 further adds wide pulse injection and continuous injection testing. CT450 also has ultrasonic cleaning with heating up to 50°C, while CT400 and CT500 do not have a heating function. What Is The Difference Between FN608 And FN606? FN608 supports testing for 8 cylinders, while FN606 supports 6 cylinders. FN608 has two independent fuel pumps, each corresponding to a separate left or right fuel rail. If one pump fails, only the corresponding fuel rail is affected, while the other side can continue to operate. FN606 uses a single fuel pump, so a pump failure stops the entire system until the pump is replaced. What Is The Difference Between FN608 And CT500? FN608 supports 8 cylinders, while CT500 supports 6 cylinders. FN608 has a heating cleaning tank that can maintain up to 50°C, while CT500 does not support heating. FN608 supports 12V, 12-70V, and 120-180V voltage ranges, while CT500 supports 12V, 70V, and 120V. FN608 allows the cleaning tank to operate independently or together with the main unit, while CT500 integrates the cleaning tank into the main body. FN608 also uses two independent fuel pumps, while CT500 uses a single pump. Which AUTOOL Injector Cleaner Should I Choose If I Need GDI, Heating, 8-Cylinder Testing, Or Dual Pumps? If you only need to test 12V gasoline fuel injectors, CT160 is a good 4-cylinder choice and CT200 is the 6-cylinder choice. If you need GDI high-pressure injector support, choose CT400, CT450, CT500, FN606, or FN608. If you need heating, CT160, CT450, FN606, and FN608 are stronger options depending on injector type. If you need 8-cylinder testing and dual-pump reliability, choose FN608. What Accessories Are Included With CT200? Refer to the Packing List image for final package contents. The image shows the CT200 main unit, retail box, fuel rail with pressure gauge, signal wires, power cable, funnel, valve, lock poles, adapters, seals, O-rings, user manual, and other accessories. How Long Is The Warranty? AUTOOL provides 3-year warranty support for eligible non-human damage cases. Within the warranty period, AUTOOL may resend parts for free for eligible issues. Lifetime maintenance support is available, and customer support usually replies within 24 hours.Related GuidesRelated GuidesUse these related articles to compare injector cleaner models, understand buying options, and learn when fuel injectors need cleaning or troubleshooting. Guide / 04-30-2025Popular Fuel Injector Tester of 2025Do you know which fuel injector tester are the most popular in 2025? Recent data shows that AUTOOL has stood out in the 2025 automotive maintenance tools market. Guide / 03-14-2025AUTOOL 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. Guide / 07-27-2021When To Clean Car Fuel Injectors And TroubleshootingBasic introduction of the car Injector Injector itself is a normally closed valve (normally closed valve means that when there is no input control signal, the valve. Guide / 10-10-2025Comparison Guide: CT500 vs FN608 Fuel Injector Cleaner & TesterThe fuel injector is the “heart” of the engine’s fuel system. It precisely sprays atomized fuel into the cylinders to ensure complete combustion and smooth power.Warranty And ContactWarranty And ContactFor CT200 compatibility, cleaning fluid, test fluid, plugs, adapter confirmation, GDI or diesel limitations, no-disassembly cleaning, accessories, manual support, or model selection, contact AUTOOL Store directly.Pre-Sales And Product SupportUse support if you need help confirming whether CT200 fits your injectors, whether you should choose CT200 or a GDI model, how to choose cleaning and test fluid, or which accessories are needed for your cleaning and testing workflow.3-year warranty support for eligible non-human damage casesLifetime maintenance supportInjector type, GDI, and diesel limitation confirmationCleaning fluid and test fluid guidanceSingle-injector plug use and accessory confirmationNo-disassembly cleaning adapter confirmationCT150 / CT160 / CT200 / CT400 / CT450 / CT500 / FN606 / FN608 model selectionEmail Support[email protected] WhatsApp Support 86 189 2647 7404