RehabFAQs

how to rehab fuel injectors

by Omer Murphy Published 2 years ago Updated 1 year ago
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By operating the injector under specific operating conditions, Injector-Rehab is able to regenerate the Piezo Stack. Varying pressure, heat and voltages are used on our test equipment to replicate the conditions the injector was designed to operate under. Our process restores the crystal (Piezo) stack to its original dimensions and performance.

Full Answer

Does fuel injector cleaner work?

Apr 07, 2009 · Wear And Tear In its simplest form, a fuel injector is simply an electric solenoid that opens and closes in precise durations, or pulse …

How do fuel injector additives work?

Standard PFI has an injector lag time of around .5 to 15 (or higher) milli seconds. Two is the first stage of the hold current. The idea behind Peak-and-Hold is to supply a high current to quickly activate or open the fuel injector needle. Being that GDI pressures are A LOT higher, you need a lot more current to open, hence the high 12 Amp value.

How do you test the condition of your injectors?

Simply add a bottle to your fuel tank before fill-up and then drive your vehicle as usual – this allows the additive to combine with your fuel. You don’t have to visit a mechanic or worry about dismantling your fuel injector system, which takes special tools and underhood knowledge. If a single treatment of Rislone doesn’t unclog your ...

What is the lag time for peak and hold fuel injectors?

These injector do not have a pintle, but rather a ball that acts in a similar manner to a pintle by raising and lowering. The injector’s disc is what determines the spray pattern. On a pintle injector, the pintle itself is what dictates the spray pattern. Although the Rochester injectors (as stated next to the picture) are less prone to ...

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How do you recondition a fuel injector?

1:2013:50DIY Fuel Injector Clean & Refurb (Basic Tools) - YouTubeYouTubeStart of suggested clipEnd of suggested clipAlready this seal here is like a rubber buffer that sort of spaces out the fuel rail which is heldMoreAlready this seal here is like a rubber buffer that sort of spaces out the fuel rail which is held in by the o-ring that you can see here that points this with the screw it's probably easier.

What is the easiest way to clean fuel injectors?

0:422:34How to Clean Fuel Injectors in Your Car (Without Removal) - YouTubeYouTubeStart of suggested clipEnd of suggested clipIt just screws right onto the fuel injection rail at the test port then you go to the fuse box andMoreIt just screws right onto the fuel injection rail at the test port then you go to the fuse box and take out the fuel pump relay to turn the fuel pump off.

Can you clean fuel injectors and put them back in?

When a fuel injector is clogged, it needs a concentrated cleaning to resolve the problem. This can be done by a qualified mechanic, or if you know your way around the inside of an engine, you can do it yourself. To start, invest in a fuel injector cleaning kit.Oct 3, 2019

Can fuel treatment help fuel injectors?

Yes! When used regularly, fuel system cleaners can help work to remove harmful deposits and keep new ones from forming. They are especially important for engines running on gasoline containing Ethanol and fuel-injected engines.

Is seafoam good for injectors?

Pour Sea Foam in your fuel tank to clean and lubricate your entire fuel system. It works through fuel injectors and carburetors to remove harmful residues and deposits from fuel passageways, intake valves, pistons, and chamber areas.

How do I know if my fuel injectors are clogged?

Dirty Fuel Injector SymptomsThe Engine Misfires. Dirty fuel injectors may cause your vehicle's engine to misfire. ... Idling Gets Rough. Does your vehicle sputter and shake when you're at a stop sign or sitting in traffic? ... Your Gas Mileage Tanks. ... The RPM Needle Starts to Dance. ... Your Car Won't Start.Dec 23, 2019

Can injectors be repaired?

Dead fuel injectors cannot be repaired and should be replaced with the exact same unit.

Can I put fuel injector cleaner in a half tank?

You can! There is nothing wrong with adding a fuel injector to a half tank. Be keen to use the right amount. A half tank means that the mixture will be even and will cause minimal damage to the car's gas tank lining.

Are injector cleaners worth it?

A good fuel injector cleaner can improve fuel economy, gas mileage, and vehicle performance. It helps lower maintenance costs by keeping the engine clean. A clean engine delivers more power and better performance because it doesn't have to work as hard.

How often should fuel injectors be cleaned?

every 30,000 milesClean the Injectors It requires careful work to ensure the injectors are cleaned of any possible debris which can clog them and stop them from working. The technician will remove any debris and fuel buildup. Injectors need cleaning on average every 30,000 miles.

What is the most effective fuel injector cleaner?

Best Fuel Injector Cleaners For 2022Red Line SI-1 Complete Fuel System Cleaner : Best Overall.Chevron Techron Concentrate Plus : Best Value.Liqui Moly Jectron : Best Imported Fuel Injector Cleaner.Gumout High Mileage : Best For Older Vehicles.More items...•Sep 16, 2021

Does Lucas fuel injector cleaner work?

0:003:36Lucas fuel injector cleaner works! unbelievable results - YouTubeYouTubeStart of suggested clipEnd of suggested clipActually work well we tested out the compression on a vehicle before and after using the lucas.MoreActually work well we tested out the compression on a vehicle before and after using the lucas. Product not to mention it states that it helps to clean fuel injectors that are partially.

Piezo Stack Regeneration

A critical step in the remanufacturing process includes piezo stack regeneration. From continued use over time, the piezo crystal stack used in this style of GDI injectors can expand from continued operation at low engine speed. This causes slower injector response time.

How to Order Injector Cleaning

We have a detailed write up on the simple process of how to order and sending your injectors in for cleaning and flow testing. This will walk you through the entire process from start to finish.

Testing a GDI Injector

The analysis of the waveform of the fuel injectors allows us to read how the injector is operating through an oscilloscope. Each fuel injector’s current waveform has a few points of interest.

Properly Testing a GDI Fuel Injector

Testing a GDI Fuel Injector PROPERLY is no easy mater due to the fact that their operating conditions of of current voltage and pressure are ALWAYS changing. By running an injector in it’s actual conditions is the ONLY way to properly test the condition of the injector. We apply a “stress test” to get the fuel injector ready for testing.

How to Order Injector Cleaning

We have a detailed write up on the simple process of how to order and sending your injectors in for cleaning and flow testing. This will walk you through the entire process from start to finish.

Internals of an Fuel Injector

This page is to show you the inside workings of a fuel injector. The animated picture (Thank you Wikipidea!) is an excellent animation of what exactly happens when fuel is pressurized behind the injector and an electrical pulse is added to the coil windings.

Ball & Disc Style Injectors

This next picture will show the internals of a Ball & Disc style injector. These injector do not have a pintle, but rather a ball that acts in a similar manner to a pintle by raising and lowering. The injector’s disc is what determines the spray pattern. On a pintle injector, the pintle itself is what dictates the spray pattern.

Why use fuel injector cleaner?

Fuel injector cleaners can help increase your car's performance and fuel economy. After a while, your car might not accelerate as quickly as it once did, the engine may not run as smoothly as you remember, or the fuel economy may dip—but everything else may otherwise work fine. If that happens, it might be time to treat your engine ...

What is SF-16 motor treatment?

Sea Foam Motor Treatment (SF-16) Another popular option, Sea Foam’s Motor Treatment can be used on a variety of different engine types, including gasoline and diesel motors. Designed to clean away very heavy carbon build ups, it will also clean your fuel system and lubricate it so it will last longer.

How many gallons of fuel in a 12 oz bottle?

One 12-ounce bottle is enough for around 16 gallons of fuel, or one ounce per gallon of fuel in motorcycle engines. The company says this solution remove sup to 99 percent of intake valve deposits when compared to gasoline alone, which means a cleaner and more efficient engine.

What is Sta Bil?

It’s one of the most popular ethanol treatments out there, designed to prevent ethanol fuel-related damage to your vehicle. Like many other cleaners, it claims to increase engine power and efficiency, while working to prevent corrosion.

Does Red Line Fuel Cleaner work?

Most of the fuel injector cleaners have the same basic chemicals, but Red Line has patented a formula that puts it in front of the competitors. Thanks to that, the Complete SI-1 Fuel Cleaner not only cleans your injectors and the carbon build up in the engine, but also lubricates the upper part of the cylinder and reduces the need for high octane gasoline.

Is Royal Purple a good fuel system cleaner?

Another well-known brand in the automotive industry , Royal Purple offers this Max-Clean Fuel System Cleaner and Stabilizer. It’s a bit more expensive compared to other recommendations on our list, but the price is worth it if you want a clean engine. It will reduce the emissions of your vehicle, helping it run smoothly and even improve the power and mileage.

Does STP cleaner work?

Not only will it clean your fuel system, it’ll also work to stabilize the fuel and prevent rust inside its metallic components. The company says this formula boasts three times the amount of detergents compared to other products, helping it remove 61 percent of intake valve deposits and restore the injector to 95 percent of its original performance.

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