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⚡ Clean fuel, clear drive — test like a pro, every time!
The EM276SET Fuel Injector Tester & Adapter Kit empowers DIY enthusiasts and professionals to diagnose and clean gasoline engine injectors with precision. Powered by a 12V vehicle battery, it offers 8 pulse modes and 4 signal outputs to simulate injector operation, helping identify stuck, leaking, or burnt-out injectors. Compatible with major injector brands and any fuel pressure tester, this universal kit includes dual adapters and a storage bag for convenience. Engineered for safety and durability, it’s the ultimate tool to maintain optimal fuel delivery and engine performance.





| ASIN | B07VC37VRB |
| Best Sellers Rank | #33,260 in Automotive ( See Top 100 in Automotive ) #5 in Fuel Injection Systems Cleaners |
| Brand | allsun |
| Brand Name | allsun |
| Color | Fuel Injector Tester + Adapter |
| Compatible Devices | 12V vehicle battery, fuel pressure tester (gasoline engines only) |
| Customer Reviews | 4.4 out of 5 stars 1,865 Reviews |
| Global Trade Identification Number | 00788537552970 |
| Included Components | Fuel Injector Tester*1,Adapter*2,Carrying bag*1,Manual*1 |
| Item Dimensions | 5.79 x 3.23 x 1.14 inches |
| Item Type Name | ALLOSUN Fuel Injector Tester & Adapter DIY Cleaning Tool Kit Set |
| Item Weight | 165 g |
| Item dimensions L x W x H | 5.79 x 3.23 x 1.14 inches |
| Manufacturer | Zhangzhou Eastern Intelligent Meter Co., Ltd |
| Minimum Operating Voltage | 12 volts |
| Model | EM276SET |
| Number of Items | 1 |
| Number of Packs | 1 |
| Part Number | EM276SET |
| Power Source | Battery Powered |
| Style | fuel injector tester |
| Style Name | fuel injector tester |
| UPC | 788537552970 |
| Unit Count | 1 Count |
| Upper Temperature Rating | 40 °C |
| Warranty Description | After-sale Service Warranty within 1 year, in the precondition of non-artificial damage. |
J**2
Great product
Worked great to clean the injectors. Instructions could be clearer but u need a spray can cleaner remove the cap or nozzle to get the pressure and apply the white piece given in package.
J**B
Easy to use, relay saves injector switch
Product was excellent. Connected it to my battery and to the fuel injector. Power was not delivered until I pressed the pulse button. I had it set to mode 3 which I think allowed me to clean the injector better with a long stream. This system made it easier while doing this alone.
K**H
Works well
It did a good job cleaning the injectors on my G37. However it can be a little cumbersome for one person. The leads should be longer. Not great for ergonomics. I ended up using a portable starter booster battery for power which gave me more room to work. Also, I had to disconnect-reconnect power in order change modes. Otherwise it worked well. A couple of tips... protect the case from the brake cleaner because it will melt the plastic. And apply the spray pressure slowly and secure the injector or it will pop out of the cleaner. Good product for the price.
A**L
Cheap part, but it works
Basic, cost effective, and it works as advertised. I used it to test and clean injectors from my 2000 Toyota 4Runner. Works really well.
M**5
Excellent tool for the DIY'er
I'd been looking for a way to test the fuel injectors on my 99 Vortec 454. The ones I bought off eBay seemed like a good deal but after putting them in, I was still showing two misfires and wanted to eliminate them as a cause. After doing some research I came across this unit. The low price made me a bit hesitant but after unboxing it, it seemed to be well made and sturdy. Operation is simple, all you need are the injectors, a 12v power supply, and some form of liquid (preferably carb cleaner, fuel injector cleaner, etc). My only two gripes are the short length of the positive and negative cables and the fact that you have to disconnect power to switch between modes. Otherwise, it's an awesome deal considering how inexpensive it is. Using it I was able to determine that injectors 3 and 4 were in fact pulsing and aren't the cause of the misfire.
J**K
Works but needs some work
The injector tester worked really well. However hooking up the injector to the tester is very tough.
M**Z
Does exactly what I needed
I bought this one over a more expensive option, and glad I did. Definitely get the whole kit with the white adapters that are used to connect the injectors and the spray bottle. The female plugs were slightly too big to fit into the electrical connection on my injectors, so I bought male plugs of the same size, some wire, and a size of connector that would work with my injectors. But I did get it to work. Make sure you get a nice seal from the straw to the white adapter, they include tape to help with that to make the straw big enough to create a seal. Hold the injector tight with one hand as you spray and then turn it on and watch the cleaner go through the injector. I used basic carb cleaner to clean the injectors, and it worked perfectly. I sprayed and let the injectors soak for an hour and then used this to confirm they were cleaned out and my car is running on all cylinders again. Worth the less than $50 I paid for the cleaner and tester, would have cost hundreds to take it to a mechanic.
T**C
Works as advertised, but it takes two people to use
It does work, but it is really a 2 person job. One to hold the injector/adapter/carb cleaner can, and the other to press the pulse button. Tried to do it myself, but only made a mess with carb cleaner shooting everywhere. I need to rig something up to hold the injector in the adapter. You just can't hold the injector in the adapter with one hand and press down on the can, then push the pulse button with the other. I had to get a kiddo to push the button while I did the other part, and it went much smoother. NOTE, WEAR EYE PROTECTION!! CARB CLEANER CAN SHOOT EVERYWHERE. Another issue is the supplied blade connectors were too big to fit into my injectors. Ended up using small alligator clips. No big deal. Last thing, make sure carb cleaner does not contact the base unit, or it will melt the plastic. Yeah, I found out the hard way. Bottom line is, yes, I would buy this item again if I had to.
A**D
This device is a must have
The good things that you don't have to go to a mechanic waste your time and money just to check if your fuel injector is working ss it should. Simple yet very effective
B**1
Très efficace ,
Toutes voitures modernes sont a injection Cet instrument simule les pulsations des injecteurs afin de recréer leur fonctionnement dans le moteur Je recommandés fortement
G**N
Great product, works perfectly!
This item works really well for the purposes I intended, testing fuel injectors without taking them out of the car. Very good product. The only thing I would change is the terminal size, they need to be a bit smaller to fit into standard Bosch style injectors; otherwise a great product.
L**O
Incompleto
Faltaron las boquillas, pedí devolución, se me dañó accidentalmente en camino a devolverlo y ni devolución de dinero, ni equipo completo... Y fue la opción más cara porque entregaba más rápido, en eso sí cumplieron y sólo en cuanto al tiempo de entrega le doy 5 estrellas, por lo demás, ni siquiera pude usarlo.
S**M
الجودة تعبانه جدا
المنتج تعطل قبل تجربته لمجرد توصيله مع البطارية، خسارة فلوس 💵..
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