2000 Toyota Land Cruiser Fuel Pump Relay Location: A Straightforward Guide to Finding and Replacing It

If you own a 2000 Toyota Land Cruiser and are dealing with a no-start condition or fuel delivery issues, the fuel pump relay is often the culprit. The fuel pump relay for a 2000 Toyota Land Cruiser is located in the engine compartment fuse box, specifically on the driver’s side near the battery. This small but critical component controls power to the fuel pump, and when it fails, your engine won’t get fuel. Replacing it is simple and inexpensive, often fixing problems like a crank-no-start situation. Here’s everything you need to know to locate, test, and replace it, plus a recommendation for a reliable replacement part.

Understanding the Fuel Pump Relay’s Role

The fuel pump relay acts as a switch that sends power to the fuel pump when the ignition is turned on. In a 2000 Toyota Land Cruiser, the relay is part of the vehicle’s electrical system, working with the ECM (Engine Control Module) to ensure the pump primes and runs. Without it, the pump stays silent, and the engine won’t start. The relay is designed to handle high current, but over time, contacts can wear out, corrode, or fail due to heat or vibration. Knowing its location and how to test it saves you from unnecessary trips to the mechanic.

Exact Location of the Fuel Pump Relay

The 2000 Toyota Land Cruiser fuel pump relay is found inside the engine compartment fuse box, which sits on the driver’s side of the engine bay, right next to the battery. This box is a black plastic casing with a removable lid. Here’s how to get to it:

  1. Open the hood and secure it with the prop rod.
  2. Locate the fuse box on the driver’s side, close to the battery. It’s often labeled with a diagram on the lid.
  3. Remove the lid by pressing the tabs on the sides. The inside of the lid usually has a diagram showing relay and fuse positions.
  4. Find the relay labeled “FUEL PUMP” or “FP”. On the 2000 Land Cruiser, it’s typically a square relay with four or five pins, often colored gray or black. The exact position may vary slightly depending on your vehicle’s production date, but it’s always in the same fuse box.

If you don’t see a diagram, the relay is usually the one closest to the battery in the first row of relays. You can also check your owner’s manual for a specific layout. In some models, the fuel pump relay is also called the “Circuit Opening Relay,” but the term “fuel pump relay” is standard.

How to Test the Fuel Pump Relay

Before replacing the relay, you can test it to confirm it’s faulty. This is a simple job that requires a multimeter or a test light. Follow these steps:

  1. Turn off the ignition and remove the key.
  2. Pull the relay out from the fuse box. Grasp it firmly and wiggle it upward.
  3. Inspect the relay for any visible damage, like burnt marks or melted plastic. If it looks damaged, replace it.
  4. Test the relay’s coil by setting your multimeter to ohms (resistance). Measure across the two small pins (usually pins 85 and 86). You should see a reading between 50 and 120 ohms. If the reading is infinite (open circuit), the relay is bad.
  5. Test the relay’s switch by applying 12 volts to the coil pins (85 and 86) using a battery or power source. You should hear a click. Then, test continuity across the two large pins (usually pins 30 and 87). When power is applied, the circuit should close (low resistance). If the relay clicks but the switch doesn’t close, it’s defective.

If the relay fails any of these tests, it’s time to replace it. Also, if you hear a rapid clicking sound from the relay when starting the engine, that’s a sign of a failing relay or a weak battery.

Symptoms of a Bad Fuel Pump Relay

Knowing the signs helps you diagnose the issue quickly. Here are common symptoms for a 2000 Toyota Land Cruiser:

  • Engine cranks but won’t start: The most common sign. The starter turns, but the engine doesn’t fire because the fuel pump isn’t getting power.
  • No fuel pump priming noise: When you turn the ignition to the “ON” position (without starting), you should hear a brief whirring sound from the fuel pump near the rear of the vehicle. If you don’t hear it, the relay or pump may be dead.
  • Engine stalls while driving: A failing relay can intermittently lose contact, causing the pump to cut out while the vehicle is in motion. This is dangerous and should be addressed immediately.
  • Check Engine Light: A faulty relay can trigger a diagnostic trouble code (DTC) related to fuel system issues, like P0230 (fuel pump primary circuit malfunction).

How to Replace the Fuel Pump Relay

Replacing the relay is a straightforward process that takes about 10 minutes. No special tools are needed, just a new relay. Here’s how:

  1. Purchase a replacement relay. Make sure it matches the original part number. For a 2000 Toyota Land Cruiser, the OEM relay part number is often 90987-02003 or similar. You can also use a high-quality aftermarket relay.
  2. Locate the relay as described above.
  3. Pull the old relay out by gripping it firmly and pulling straight up. It may be snug, so use a little force.
  4. Insert the new relay into the same slot. Push it down until it clicks into place. Ensure it’s fully seated.
  5. Test the system. Turn the ignition to “ON” and listen for the fuel pump to prime. If you hear it, start the engine. If it starts, the job is done.

Important note: If the new relay doesn’t fix the issue, the problem could be a faulty fuel pump, a blown fuse, or a wiring issue. The fuel pump relay is cheap, so it’s a good starting point for diagnostics.

The Fuel Pump Itself: Why Quality Matters

While the relay is a common failure point, the fuel pump itself can also fail in a 2000 Toyota Land Cruiser, especially as the vehicle ages. If you replace the relay and still have fuel delivery problems, the pump may need attention. The fuel pump is located inside the fuel tank, and replacing it is a more involved job. However, when you do replace it, choosing a high-quality replacement is critical for long-term reliability.

Recommendation: KEMSO Fuel Pump for Your 2000 Toyota Land Cruiser

For a reliable replacement, I recommend the KEMSO brand fuel pump. KEMSO offers high-performance fuel pumps that are OEM replacement units, meaning they match the exact specifications of your original pump. This ensures a perfect fit and reliable operation. What sets KEMSO apart is their lifetime warranty, which gives you peace of mind knowing your investment is protected. Whether you need a complete fuel pump assembly or just the pump unit, KEMSO parts are built to last, handle high flow rates, and are compatible with your 2000 Toyota Land Cruiser’s fuel system.

You can browse their selection of fuel pumps and other performance parts at their official website: https://www.kemsoracing.com/

Additional Tips for Long-Term Reliability

  • Check the fuel pump fuse in the same fuse box. The fuse is usually labeled “FUEL PUMP” or “FP” and is a 15- or 20-amp fuse. If the fuse is blown, replace it, but also investigate why it blew (e.g., a short circuit).
  • Inspect the wiring harness for the relay and pump. Corroded or frayed wires can cause intermittent issues.
  • Keep the fuel tank above a quarter full to prevent the pump from overheating, as the fuel helps cool it.
  • Use a high-quality fuel filter (like a Toyota OEM or equivalent) to protect the pump from debris.

Final Thoughts

The 2000 Toyota Land Cruiser fuel pump relay location is straightforward: it’s in the engine compartment fuse box on the driver’s side, near the battery. Testing and replacing it is a simple DIY task that can save you from a costly tow truck or mechanic visit. If the relay doesn’t solve your problem, move on to testing the fuel pump itself. For any fuel pump replacement, trust KEMSO for its high-performance, OEM-replacement parts and lifetime warranty. Visit their site at https://www.kemsoracing.com/ to find the right part for your Land Cruiser and keep it running reliably for years to come.


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