1997-01 jeep cherokee xj FUEL PUMP replacement, step by step, along with dropping the fuel tank

Introduction

This tutorial provides a step-by-step guide for replacing the fuel pump in a 1997-2001 Jeep Cherokee XJ, specifically for the 1998 model. This task can be completed in about 4-5 hours, even for beginners. By following these instructions, you can successfully replace your fuel pump and ensure your vehicle runs smoothly.

Step 1: Gather Required Tools and Materials

Before starting the replacement process, make sure you have the following tools and materials on hand:

• Ratchet and socket set
• Wrenches
• Screwdrivers (flathead and Phillips)
• Safety glasses and gloves
• Fuel line disconnect tool
• New fuel pump
• New fuel filter (optional)
• Clean rag

Step 2: Prepare Your Vehicle

1. Safety First: Ensure the vehicle is parked on a level surface and the engine is cool.
2. Disconnect the Battery: Remove the negative terminal from the battery to prevent any electrical issues during the process.
3. Relieve Fuel Pressure:
   • Locate the fuel pump relay and remove it from the fuse box.
   • Start the engine and let it run until it stalls. This relieves pressure in the fuel lines.

Step 3: Access the Fuel Tank

1. Lift the Vehicle: Use jack stands to safely elevate the rear of the vehicle.
2. Remove the Fuel Tank Skid Plate (if equipped):
   • Use a socket wrench to unbolt the skid plate from the frame.
3. Disconnect Fuel Lines:
   • Use the fuel line disconnect tool and carefully remove the fuel lines from the tank. Be cautious of any residual fuel.

Step 4: Drop the Fuel Tank

1. Unbolt the Fuel Tank:
   • Locate and remove the bolts securing the fuel tank to the chassis using a socket wrench.
2. Support the Fuel Tank:
   • Use a jack to support the fuel tank while you disconnect the straps.
3. Lower the Tank:
   • Carefully lower the tank and slide it out from under the vehicle.

Step 5: Replace the Fuel Pump

1. Remove the Fuel Pump Access Cover:
   • Unscrew the access cover located on top of the fuel tank.
2. Disconnect Electrical Connections:
   • Carefully unplug the wiring harness connected to the fuel pump.
3. Remove the Old Fuel Pump:
   • Twist and lift the fuel pump out of the tank. Dispose of it properly.
4. Install the New Fuel Pump:
   • Insert the new fuel pump into the tank and ensure it is seated correctly.
   • Reconnect the electrical connections.

Step 6: Reassemble the Fuel Tank

1. Replace the Access Cover:
   • Secure the access cover back onto the fuel tank.
2. Lift the Tank Back Into Place:
   • Position the fuel tank back under the vehicle with the help of a jack.
3. Reattach Bolts and Fuel Lines:
   • Secure the tank with the previously removed bolts and reconnect the fuel lines.

Step 7: Final Steps

1. Reconnect the Battery: Reattach the negative terminal to the battery.
2. Reinstall the Fuel Pump Relay: Place the fuel pump relay back into the fuse box.
3. Test the Fuel System:
   • Turn the ignition to the “ON” position (without starting) several times to prime the fuel pump.
   • Check for any leaks around the fuel lines and connections.

Conclusion

Replacing the fuel pump in a 1997-2001 Jeep Cherokee XJ involves careful preparation and attention to detail. By following these steps, you can successfully complete the replacement and ensure your vehicle operates efficiently. If you encounter any issues or have questions, don’t hesitate to seek help or refer to the video tutorial for additional guidance. Happy repairing!