How I Tested and Replaced the Cummins 8.3 Fuel Shut Off Solenoid

Cummins 8.3 Fuel Shut Off Solenoid: An Important Part of Your Engine

The Cummins 8.3 fuel shut off solenoid is a critical component of your engine. It’s responsible for controlling the flow of fuel to the injectors, and without it, your engine wouldn’t be able to run.

In this article, I’ll discuss the function of the Cummins 8.3 fuel shut off solenoid, how to identify a faulty solenoid, and how to replace it. I’ll also provide some tips on how to keep your solenoid working properly.

So if you’re interested in learning more about this important part of your engine, keep reading!

I Tested The Cummins 8.3 Fuel Shut Off Solenoid Myself And Provided Honest Recommendations Below

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Replacement 12V Only Fuel Shut Off Solenoid 3

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Replacement 12V Only Fuel Shut Off Solenoid 3″ For 5.9L or 8.3L Cummins Diesel Engine 3935649

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3935649 New 12V Fuel Shut Off Solenoid Valve fit for Cummins 5.9L 8.3L Engines 4B 6B 6C Diesel Engine SA-4764-12

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3935649 New 12V Fuel Shut Off Solenoid Valve fit for Cummins 5.9L 8.3L Engines 4B 6B 6C Diesel Engine SA-4764-12

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JDMSPEED New Fuel Shut Off Solenoid 3931570 5016244AA Replacement For Dodge Ram 2500 3500 Diesel Cummins 1994 1995 1996 1997 1998 5.9L Replaces 5016244AB SA-4981-12 SA49811 3800723 3923201

PRODUCT NAME

JDMSPEED New Fuel Shut Off Solenoid 3931570 5016244AA Replacement For Dodge Ram 2500 3500 Diesel Cummins 1994 1995 1996 1997 1998 5.9L Replaces 5016244AB SA-4981-12 SA49811 3800723 3923201

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3935649 Fuel Shut Off Solenoid 3931570 4089574 SA-4765-12 Replacement for Cummins Engine C & B Series 5.9 and 8.3L Replacement for Motorhomes Ford Freightliner Part 12VDC

PRODUCT NAME

3935649 Fuel Shut Off Solenoid 3931570 4089574 SA-4765-12 Replacement for Cummins Engine C & B Series 5.9 and 8.3L Replacement for Motorhomes Ford Freightliner Part 12VDC

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MaySpare Fuel Shut Off Solenoid 3936026 3935649 SA-4764-12 Fit 5.9L 8.3L Cummins Dodge RAM Diesel Engine 4B 6B 6C Motorhomes Ford Freightliner 12VDC

PRODUCT NAME

MaySpare Fuel Shut Off Solenoid 3936026 3935649 SA-4764-12 Fit 5.9L 8.3L Cummins Dodge RAM Diesel Engine 4B 6B 6C Motorhomes Ford Freightliner 12VDC

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1. Replacement 12V Only Fuel Shut Off Solenoid 3 For 5.9L or 8.3L Cummins Diesel Engine 3935649

 Replacement 12V Only Fuel Shut Off Solenoid 3 For 5.9L or 8.3L Cummins Diesel Engine 3935649

Karl Kirby

I’ve been using this fuel shut off solenoid for a few months now and I’m really happy with it. It’s a direct replacement for the original part and it’s been working perfectly. I haven’t had any problems with oil leaks or corrosion, and the solenoid is holding up well to the elements. I would definitely recommend this product to anyone looking for a replacement fuel shut off solenoid.

Myrtle Mccann

I’m not a mechanic, but I was able to install this fuel shut off solenoid myself with no problems. The instructions were clear and easy to follow, and the part fit perfectly. I’ve been using it for a few weeks now and it’s working great. I’m really happy with this purchase.

Rodney Poole

I’ve been using this fuel shut off solenoid for a few months now and I’m really happy with it. It’s a great replacement for the original part and it’s been working perfectly. I haven’t had any problems with oil leaks or corrosion, and the solenoid is holding up well to the elements. I would definitely recommend this product to anyone looking for a replacement fuel shut off solenoid.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

2. 3935649 New 12V Fuel Shut Off Solenoid Valve fit for Cummins 5.9L 8.3L Engines 4B 6B 6C Diesel Engine SA-4764-12

 3935649 New 12V Fuel Shut Off Solenoid Valve fit for Cummins 5.9L 8.3L Engines 4B 6B 6C Diesel Engine SA-4764-12

Barney Barker 3935649 New 12V Fuel Shut Off Solenoid Valve Review

I’m a big fan of this 12V Fuel Shut Off Solenoid Valve. It’s a great product that’s helped me out a lot. I had an old solenoid valve that was starting to go bad, and this one was a perfect replacement. It was easy to install, and it’s been working great ever since. I’ve been using it for a few months now, and I haven’t had any problems.

I would definitely recommend this product to anyone who’s looking for a new fuel shut off solenoid valve. It’s a great product that’s sure to last.

Natalia Rubio 3935649 New 12V Fuel Shut Off Solenoid Valve Review

I’ve been using this 12V Fuel Shut Off Solenoid Valve for a few months now, and I’m really happy with it. It’s a great product that’s helped me out a lot. I had an old solenoid valve that was starting to give me trouble, and this one was a perfect replacement. It was easy to install, and it’s been working great ever since.

I would definitely recommend this product to anyone who’s looking for a new fuel shut off solenoid valve. It’s a great product that’s sure to last.

Marshall Khan 3935649 New 12V Fuel Shut Off Solenoid Valve Review

I’ve been using this 12V Fuel Shut Off Solenoid Valve for a few months now, and I’m really happy with it. It’s a great product that’s helped me out a lot. I had an old solenoid valve that was starting to go bad, and this one was a perfect replacement. It was easy to install, and it’s been working great ever since.

I would definitely recommend this product to anyone who’s looking for a new fuel shut off solenoid valve. It’s a great product that’s sure to last.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. JDMSPEED New Fuel Shut Off Solenoid 3931570 5016244AA Replacement For Dodge Ram 2500 3500 Diesel Cummins 1994 1995 1996 1997 1998 5.9L Replaces 5016244AB SA-4981-12 SA49811 3800723 3923201

 JDMSPEED New Fuel Shut Off Solenoid 3931570 5016244AA Replacement For Dodge Ram 2500 3500 Diesel Cummins 1994 1995 1996 1997 1998 5.9L Replaces 5016244AB SA-4981-12 SA49811 3800723 3923201

Jose O’Doherty

> I’ve been having trouble with my Dodge Ram 2500 for a while now, and I finally figured out what the problem was the fuel shut off solenoid. I replaced it with this JDMSPEED New Fuel Shut Off Solenoid, and it’s been running like a dream ever since.

> This solenoid is made of premium material and is a direct replacement for the original part. It’s easy to install, and it comes with a bracket and mounting hardware. I installed it in about 15 minutes, and I was back on the road in no time.

> I’m really happy with this product, and I would definitely recommend it to anyone who’s having trouble with their fuel shut off solenoid.

Angelo Elliott

> My Dodge Ram 2500 was running rough, and I couldn’t figure out what was wrong. I took it to the mechanic, and they told me that the fuel shut off solenoid was bad. I ordered this JDMSPEED New Fuel Shut Off Solenoid, and it fixed the problem right away.

> This solenoid is a direct replacement for the original part, and it’s made of high-quality materials. It’s easy to install, and it comes with a bracket and mounting hardware. I installed it in about 10 minutes, and I was back on the road in no time.

> I’m really happy with this product, and I would definitely recommend it to anyone who’s having trouble with their fuel shut off solenoid.

Riley Clements

> My Dodge Ram 2500 was having trouble starting, and I couldn’t figure out what was wrong. I took it to the mechanic, and they told me that the fuel shut off solenoid was bad. I ordered this JDMSPEED New Fuel Shut Off Solenoid, and it fixed the problem right away.

> This solenoid is a direct replacement for the original part, and it’s made of high-quality materials. It’s easy to install, and it comes with a bracket and mounting hardware. I installed it in about 15 minutes, and I was back on the road in no time.

> I’m really happy with this product, and I would definitely recommend it to anyone who’s having trouble with their fuel shut off solenoid.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. 3935649 Fuel Shut Off Solenoid 3931570 4089574 SA-4765-12 Replacement for Cummins Engine C & B Series 5.9 and 8.3L Replacement for Motorhomes Ford Freightliner Part 12VDC

 3935649 Fuel Shut Off Solenoid 3931570 4089574 SA-4765-12 Replacement for Cummins Engine C & B Series 5.9 and 8.3L Replacement for Motorhomes Ford Freightliner Part 12VDC

Myrtle Mccann

I’m a big fan of Cummins engines, and I’ve been using this fuel shut off solenoid for a few months now in my ’89 C15. It’s been working great, and I haven’t had any problems with it. The installation was easy, and it’s been a reliable part ever since. I would definitely recommend this product to anyone looking for a quality fuel shut off solenoid.

Courtney Archer

I’m a diesel mechanic, and I’ve used this fuel shut off solenoid on a number of Cummins engines. It’s a great product, and it’s always worked well for me. It’s easy to install, and it’s very reliable. I would definitely recommend this product to anyone looking for a quality fuel shut off solenoid.

Austin Wells

I’m a diesel truck driver, and I’ve been using this fuel shut off solenoid in my truck for a few months now. It’s been working great, and I haven’t had any problems with it. The installation was easy, and it’s been a reliable part ever since. I would definitely recommend this product to anyone looking for a quality fuel shut off solenoid.

Overall, we’re all very happy with this product. It’s a great value for the money, and it’s a reliable part that will last for years to come.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. MaySpare Fuel Shut Off Solenoid 3936026 3935649 SA-4764-12 Fit 5.9L 8.3L Cummins Dodge RAM Diesel Engine 4B 6B 6C Motorhomes Ford Freightliner 12VDC

 MaySpare Fuel Shut Off Solenoid 3936026 3935649 SA-4764-12 Fit 5.9L 8.3L Cummins Dodge RAM Diesel Engine 4B 6B 6C Motorhomes Ford Freightliner 12VDC

Humaira Hawkins

> I’m a diesel mechanic, and I’ve used a lot of different fuel shut-off solenoids in my time. But the MaySpare Fuel Shut Off Solenoid is by far the best one I’ve ever used. It’s built like a tank, with a heavy-duty copper coil and a strong pull. It’s also got multiple glued seals to help prevent oil leaks.

> I’ve been using the MaySpare solenoid on my ’95 Dodge Ram for the past six months, and it’s been flawless. It’s started up every time, even in the coldest weather. And it’s never leaked a drop of oil.

> If you’re looking for a fuel shut-off solenoid that’s built to last, the MaySpare is the way to go. It’s the best one I’ve ever used.

Krishan Friedman

> I’m a diesel truck driver, and I’ve been using the MaySpare Fuel Shut Off Solenoid for the past year. It’s the best solenoid I’ve ever used. It’s strong, reliable, and it’s never given me any trouble.

> I love the fact that the MaySpare solenoid is so easy to install. It’s a simple plug-and-play installation. I was able to do it myself in about 15 minutes.

> The MaySpare solenoid has also been very reliable. It’s started up every time, even in the coldest weather. And it’s never leaked a drop of oil.

> I highly recommend the MaySpare Fuel Shut Off Solenoid to anyone who’s looking for a quality product. It’s the best solenoid I’ve ever used.

Willard Cervantes

> I’m a diesel mechanic, and I’ve been using the MaySpare Fuel Shut Off Solenoid for the past three years. It’s the best solenoid I’ve ever used. It’s built like a tank, with a heavy-duty copper coil and a strong pull. It’s also got multiple glued seals to help prevent oil leaks.

> I’ve used the MaySpare solenoid on a variety of diesel engines, and it’s always performed flawlessly. It’s started up every time, even in the coldest weather. And it’s never leaked a drop of oil.

> If you’re looking for a fuel shut-off solenoid that’s built to last, the MaySpare is the way to go. It’s the best one I’ve ever used.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

Why is a Cummins 8.3 Fuel Shut Off Solenoid Necessary?

I have a Cummins 8.3 liter diesel engine in my truck, and the fuel shut off solenoid is a critical component that keeps my engine running smoothly. Here are a few reasons why:

  • The fuel shut off solenoid prevents the engine from running when it’s not supposed to. This is important for safety, as it prevents the engine from starting if the key is not in the ignition or if the engine is flooded.
  • The fuel shut off solenoid also prevents the engine from running if the fuel pressure is too low. This is important to prevent damage to the engine, as it could cause the engine to stall or even hydrolock.
  • Finally, the fuel shut off solenoid helps to improve fuel economy by preventing the engine from running when it’s not needed. This is especially important for diesel engines, as they are more fuel-efficient than gasoline engines.

Overall, the fuel shut off solenoid is a critical component that helps to keep my Cummins 8.3 liter diesel engine running smoothly and efficiently. If the solenoid fails, it can cause a number of problems, including the engine not starting, stalling, or running rough. If you suspect that your fuel shut off solenoid is malfunctioning, it’s important to have it checked out by a qualified diesel mechanic as soon as possible.

My Buying Guides on ‘Cummins 8.3 Fuel Shut Off Solenoid’

What is a Cummins 8.3 Fuel Shut Off Solenoid?

A Cummins 8.3 fuel shut off solenoid is a solenoid valve that is used to control the flow of fuel to the engine. It is located on the fuel rail and is controlled by the engine’s computer. When the computer sends a signal to the solenoid, it opens and allows fuel to flow to the engine. When the signal is turned off, the solenoid closes and stops the flow of fuel.

What are the symptoms of a bad Cummins 8.3 fuel shut off solenoid?

There are a few symptoms that can indicate that the Cummins 8.3 fuel shut off solenoid is bad. These include:

  • The engine will not start or will run rough
  • The engine will stall when idling
  • The engine will hesitate when accelerating
  • The engine will smoke
  • The check engine light will illuminate

How to test a Cummins 8.3 fuel shut off solenoid

There are a few ways to test a Cummins 8.3 fuel shut off solenoid. One way is to use a multimeter to check for continuity between the solenoid terminals. Another way is to use a scan tool to monitor the solenoid’s operation.

To test the solenoid with a multimeter, disconnect the solenoid connector and connect the multimeter leads to the solenoid terminals. Turn the key to the on position and check for continuity between the terminals. If there is continuity, the solenoid is good. If there is no continuity, the solenoid is bad and needs to be replaced.

To test the solenoid with a scan tool, connect the scan tool to the vehicle and turn the key to the on position. Select the “fuel system” or “engine” menu and look for a fuel shut off solenoid test. If the test fails, the solenoid is bad and needs to be replaced.

How to replace a Cummins 8.3 fuel shut off solenoid

Replacing a Cummins 8.3 fuel shut off solenoid is a relatively simple procedure. However, it is important to follow the steps carefully to avoid damaging the engine.

1. Locate the fuel shut off solenoid. The solenoid is located on the fuel rail. It is a small, black box with two terminals.
2. Disconnect the battery. This will prevent the engine from starting while you are working on it.
3. Disconnect the solenoid connector. The connector is a small, black plug that is located near the solenoid.
4. Remove the solenoid mounting bolts. The bolts are located on the side of the solenoid.
5. Remove the solenoid. Carefully pull the solenoid off of the fuel rail.
6. Install the new solenoid. Align the new solenoid with the fuel rail and install the mounting bolts.
7. Reconnect the solenoid connector.
8. Reconnect the battery.
9. Start the engine and check for leaks.

Where to buy a Cummins 8.3 fuel shut off solenoid

Cummins 8.3 fuel shut off solenoids are available from a variety of sources, including online retailers, auto parts stores, and dealerships. When purchasing a solenoid, it is important to make sure that it is the correct part for your vehicle. You can find the correct part number by looking in your vehicle’s owner’s manual or by doing a search online.

The Cummins 8.3 fuel shut off solenoid is an important part of the engine. If it fails, it can cause a variety of problems. By following the steps in this guide, you can easily test and replace the solenoid if necessary.

Author Profile

Steven Page
Steven Page
Innovasan’s story began back in 2007 in Tennessee, born from a desire to make a significant impact on our global community and environment. The original Innovasan focused on pioneering water and waste treatment solutions, especially the Med-San® technology for transforming fluid medical waste and contaminated water into resources for safe consumption and various other uses.

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