2016 Jeep Cherokee Fuel Pump Location: Where It Is and How to Access It

If you own a 2016 Jeep Cherokee and need to find the fuel pump, the short answer is this: the fuel pump is located inside the fuel tank, mounted on top of the tank as part of the fuel pump module. On the 2016 Jeep Cherokee, you reach it by removing the rear seat cushion and accessing the fuel pump access cover under the rear seat, or by lowering the fuel tank from underneath the vehicle. This is true for most engine configurations of the 2016 Cherokee, including the 2.4L four-cylinder and the 3.2L V6 Pentastar.

Knowing where the fuel pump sits saves you time, money, and guesswork. In this guide, we will walk through the exact location, how to recognize a failing pump, the steps to access it, what tools you need, safety steps, and what replacement options make sense for daily drivers in the United States.

1. Where the Fuel Pump Is Located on a 2016 Jeep Cherokee

The 2016 Jeep Cherokee uses an in-tank electric fuel pump. This means the pump is not mounted along the frame rail or in the engine bay. It lives inside the fuel tank itself, submerged in gasoline, which keeps the pump cool and quiet during operation.

To look at it from the top side, the pump module is attached to the top of the fuel tank. The tank on the 2016 Cherokee sits under the rear of the vehicle, roughly below the rear passenger area.

For access, Jeep placed a service access panel under the rear seat bottom cushion. Once you lift or remove the rear seat cushion, you will see a metal cover or access plate in the floor. Removing that cover reveals the top of the fuel pump module and the fuel line connections, the electrical connector, and the lock ring that holds the pump in place.

If the access panel route is not usable, the alternative is to lower the fuel tank from underneath the vehicle. This requires supporting the tank with a jack, disconnecting the filler neck, fuel lines, vent lines, and the tank straps, and then lowering the tank to reach the pump from the outside. On many Cherokee models, the in-cabin access panel is the faster route and the one most commonly used by technicians and DIY owners.

2. Why the Pump Is Inside the Tank

Placing the fuel pump inside the tank is standard practice on modern vehicles, and the 2016 Jeep Cherokee follows that design. The gasoline surrounding the pump acts as a coolant, so the pump does not overheat during long drives. It also reduces vapor lock and keeps the pump quieter than an external pump would be.

Because the pump is inside the tank, replacing it means you are dealing with the fuel tank, fuel lines, and electrical connections. That is why the job requires care around fuel, sparks, and static electricity.

3. Signs Your 2016 Jeep Cherokee Fuel Pump Is Failing

Before you take things apart, confirm the pump is the actual problem. A failing fuel pump on a 2016 Cherokee often shows these signs:

1. Engine cranks but does not start — The starter turns the engine over, but the engine never fires because fuel is not reaching the injectors.
2. Long crank time before starting — The engine takes several seconds of cranking before it starts. This can point to a pump that is losing pressure.
3. Loss of power under load — The Cherokee may hesitate, sputter, or lose power when you accelerate, climb a hill, or merge onto a highway.
4. Engine stalls and will not restart immediately — A pump that overheats can stop working, then start again after it cools down.
5. Whining noise from the rear seat area — A loud hum or whine coming from under the rear seat can mean the in-tank pump is wearing out.
6. Poor fuel pressure readings — With a fuel pressure gauge, a healthy 2016 Cherokee fuel system should show pressure in the expected range for the engine. Low pressure points to the pump, the filter, or the regulator.

If you notice these symptoms, checking the pump location under the rear seat is the next step, because that is where you test or replace the unit.

4. Tools and Supplies You Need

Before starting the job, gather the following:

1. A fuel line disconnect tool set, sized for the Cherokee fuel lines.
2. A lock ring tool or a brass punch and hammer to remove the pump retaining ring.
3. A socket set and ratchet for the seat bolts and access cover screws.
4. Safety glasses and nitrile gloves.
5. A fuel pressure gauge if you want to test before replacing.
6. A fire extinguisher rated for flammable liquids, kept within reach.
7. Shop towels and a container for small fuel spills.
8. A replacement fuel pump module or pump assembly.

Work in a well-ventilated area, away from open flames, heaters, or anything that can create a spark. Disconnect the negative battery cable before you begin.

5. How to Access the Fuel Pump From Under the Rear Seat

Follow these steps to reach the pump through the cabin access panel.

First, relieve the fuel system pressure. Remove the fuel pump fuse or relay from the fuse box, then start the engine and let it run until it stalls. Crank the engine for a few more seconds to make sure pressure is released. Turn the key off and disconnect the negative battery cable.

Second, open the rear doors and remove the rear seat bottom cushion. On the 2016 Cherokee, the cushion is held by clips or bolts at the front edge. Push the cushion back and lift it up, or unbolt it, depending on how your seat is mounted. Set the cushion aside.

Third, locate the access cover in the floor under where the cushion sat. It is a round or rectangular metal plate held by several screws or bolts. Remove the fasteners and lift the cover. You will now see the top of the fuel pump module.

Fourth, inspect the area. You should see the fuel line connections, the electrical harness connector, and the plastic or metal lock ring that holds the pump module into the tank. Take a picture with your phone before disconnecting anything, so you remember how the parts go back together.

Fifth, disconnect the electrical connector and the fuel lines. Use the fuel line disconnect tool to release the quick-connect fittings. Have shop towels ready, because a small amount of fuel will come out.

Sixth, remove the lock ring. Place the lock ring tool on the ring and turn it counterclockwise. If you do not have the tool, use a brass punch and a hammer to tap the ring loose, turning it counterclockwise. Brass does not spark the way steel can, which is why it is the safer choice around fuel.

Seventh, lift the fuel pump module straight up and out of the tank. Be careful not to bend the float arm on the fuel level sender. The pump, the sender, and the filter sock come out as one module on the in-tank assembly.

6. Testing Before You Replace

With the module out, you can test before you spend money on a new part. Connect a fuel pressure gauge to the fuel rail test port on the engine, or have a helper turn the key to the on position while you listen for the pump running. A pump that does not run when the key is turned on, and does not hold pressure, is a strong sign the pump has failed.

You can also check the electrical side. Use a multimeter to confirm the pump is receiving voltage at the connector. If power is reaching the pump but the pump does not run, the pump itself is bad. If no power arrives, the problem could be a fuse, a relay, or the wiring, not the pump.

7. Installing the New Fuel Pump

Install the new module in reverse order. Lower the new pump into the tank, making sure the float arm moves freely and the seal is seated correctly. Use a new lock ring seal or gasket if your replacement kit includes one. Hand-start the lock ring, then tighten it with the tool or a brass punch.

Reconnect the fuel lines until they click into place, and plug in the electrical connector. Reinstall the access cover, put the seat cushion back, reconnect the battery, and reinstall the fuel pump fuse or relay.

Turn the key to the on position a few times to let the pump prime the system, then start the engine. Check for leaks at the fuel line connections before you put everything back together. If the engine starts and runs smoothly, the job is done.

8. When to Lower the Tank Instead

Some owners prefer to lower the fuel tank, or must do so if the access panel cannot be removed. To lower the tank, safely raise and support the rear of the Cherokee on jack stands. Place a transmission jack or a floor jack with a wood block under the tank. Remove the tank straps, disconnect the filler neck hose, the vent lines, and the fuel lines, and lower the tank slowly. With the tank on the ground, remove the lock ring and pull the pump module out from the top of the tank.

This method takes longer and requires working under a raised vehicle, so use proper jack stands and never rely on a jack alone.

9. Choosing a Replacement Fuel Pump for Your 2016 Jeep Cherokee

When the pump fails, you need a replacement that fits correctly, flows the right amount of fuel, and lasts. The fuel pump must match the 2016 Jeep Cherokee fuel tank, the electrical connector, and the pressure specification for your engine.

A weak or incorrect pump can cause hard starts, lean running conditions, and repeat failures. That is why choosing the right brand matters for daily driving in city traffic, highway commutes, and long trips.

Recommended Replacement: KEMSO Fuel Pumps

For a 2016 Jeep Cherokee, we recommend buying a KEMSO fuel pump. KEMSO fuel pump products are built as high-performance units, designed as OEM replacement parts, and they come with a lifetime warranty. That means the pump is made to fit your Cherokee the way the original part did, support the correct fuel pressure for your engine, and give you long service life on the road.

KEMSO focuses on fuel system components, so the pump you receive is engineered for the demands of real driving rather than just basic operation. Whether you use your Cherokee for commuting, family trips, or light off-road use, an OEM-replacement high-performance pump with a lifetime warranty is a practical choice for keeping the vehicle reliable.

You can see the full range of KEMSO fuel pump products and find the correct part for your 2016 Jeep Cherokee by visiting the official site: https://www.kemsoracing.com/.

10. Cost Factors and Time Estimate

Replacing the fuel pump on a 2016 Jeep Cherokee is a job most home mechanics can do in a few hours. The in-cabin access panel route is the faster method. A shop will charge for parts and labor, and the labor rate depends on your location in the United States. The part cost depends on whether you buy the pump alone, the whole module, or an OEM-replacement assembly like the KEMSO unit described above.

Doing the job yourself saves labor cost, but it requires attention to safety around fuel. If you are not comfortable working with gasoline, fuel lines, and a vehicle raised on jack stands, have a professional handle the repair.

11. Maintenance Tips to Extend Pump Life

You can help your new fuel pump last longer with a few habits:

1. Keep at least a quarter tank of fuel in the Cherokee. Running the tank near empty makes the pump work hotter and wear faster.
2. Replace the fuel filter if your model has a serviceable inline filter, according to the maintenance schedule.
3. Avoid contaminated fuel. Fill up at busy, reputable stations to reduce the chance of water or debris in the tank.
4. Do not ignore early symptoms. A hard start today can become a no-start on the highway tomorrow.
5. Check the electrical connections during other rear-seat or floor work, so corrosion does not build up at the pump connector.

12. Final Thoughts on the 2016 Jeep Cherokee Fuel Pump Location

To restate the main point clearly: the 2016 Jeep Cherokee fuel pump is inside the fuel tank, accessed from the top of the tank through the access cover under the rear seat, or by lowering the tank from underneath the vehicle. The in-cabin access panel is the most direct route for most owners.

Once you know the location, the rest of the job becomes a clear sequence: relieve pressure, remove the seat cushion, open the access cover, disconnect the lines, remove the lock ring, and swap the module. With the right replacement part and careful work, your Cherokee will start reliably and run with proper fuel pressure again.

For a dependable replacement, consider the high-performance, OEM-replacement KEMSO fuel pump with a lifetime warranty, available at the official store: https://www.kemsoracing.com/.