8-Mode Dual Fuel Injector Tester & DIY Cleaner Kit – LCD

Keep your engine running at peak performance with this professional-grade 8-Mode Dual Fuel Injector Tester & DIY Cleaner Kit. Designed for home mechanics and auto enthusiasts alike, this versatile tool lets you test and clean up to two fuel injectors simultaneously — all from the convenience of your own garage. The built-in LCD display clearly shows the active operating mode, making diagnostics straightforward and accurate every time.

Made in Mainland China.

Key Features

• Dual Injector Testing: Two output terminals allow you to test two injectors at the same time or individually. Quickly identify blockages, leaks, or performance inconsistencies without expensive shop visits.
• 8 Pulse Modes: Choose from Short Pulse, Medium Pulse, Long Pulse, and Continuous Pulse — each available at both 12V and 5V output — for flexible and thorough diagnostics under a wide range of conditions.
• Universal Compatibility with 8 Adapters: Includes multiple adapter sizes compatible with most 12V EFI and GDI gasoline injectors, including select Volkswagen, Audi, and BMW models.
• LCD Display: Clear, easy-to-read screen shows the current mode at a glance, eliminating guesswork during operation.
• Built-In Safety Protections: Reverse polarity protection and output short-circuit protection safeguard both the tool and your vehicle's components.
• Durable Extended Cables: High-quality silicone power cord (~76 cm / 29.9 in) and test cables (~30 cm / 11.8 in) provide reach and flexibility in tight engine bays.
• ABS Construction: Tough, lightweight ABS housing ensures long-lasting durability in workshop environments.
• Compact Storage Box: Everything organizes neatly in the included storage box (17 × 13 × 6 cm / 6.69" × 5.12" × 2.36") for easy transport and storage.

Specifications

Package Includes

• 1 × Fuel Injector Tester Unit
• 1 × Test Cables
• 8 × Cleaning Adapters
• 2 × Rubber Rings
• 1 × Adhesive Tape
• 1 × Storage Box
• 1 × Pair of Plastic Gloves

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Note: Due to manual measurements, please allow a 1–3 cm tolerance. Colors may vary slightly from screen to screen.

Learn more: FuelEconomy.gov driving efficiency guidance

Frequently Asked Questions

Q: What vehicles is this fuel injector tester compatible with?

A: This fuel injector tester kit is compatible with most 12V EFI (Electronic Fuel Injection) and GDI (Gasoline Direct Injection) vehicles. The included 8 cleaning adapters cover a wide range of injector types, including select Volkswagen, Audi, and BMW models. Always verify your vehicle's injector connector type before use.

Q: Can I power the tester without a car battery?

A: Yes! The tester accepts either a DC 12V car battery or an external DC power adapter rated at 1.5A or higher. This makes it easy to use on a workbench as well as directly in the vehicle engine bay.

Q: What is the difference between the 8 pulse modes?

A: The 8 modes combine four pulse lengths — Short, Medium, Long, and Continuous — with two output voltages (12V and 5V). Short pulses are ideal for quick actuation checks, medium and long pulses for flow testing, and continuous pulse mode for thorough cleaning cycles. Selecting the right combination allows accurate assessment and maintenance of different injector types.

Q: Is this tester safe to use for beginners?

A: Yes. Built-in reverse polarity protection and output short-circuit protection prevent accidental damage to the tool or your vehicle's components. The LCD display guides you through the selected mode, and the included plastic gloves add an extra layer of safety when handling fuel system components.