Toyota HILUX Fuel Filter Warning Light Explained

What is the meaning of the fuel filter warning light on the Toyota Hilux?

If the fuel filter warning light ON in the instrument cluster, that means that the amount of accumulated water in the fuel filter has reached the specified level if the light flashes  and a buzzer sounds. In that case, the fuel filter needs to be replaced if the light comes on.

How to Drain the Water in the Fuel Filter

You may drain the fuel filter yourself. However, as the operation is difficult, we recommend having it drained by any authorized Toyota retailer or Toyota authorized repairer, or any reliable repairer. Even if you decide to drain it yourself, contact any authorized Toyota retailer or Toyota authorized repairer, or any reliable repairer.

4 Steps to Drain the Water

STEP 1

  • Turn the engine switch to the “LOCK” position.

STEP 2

  • Place a small tray under the drain plug or drain hose to catch the water and any fuel that comes out.

STEP 3

  • Perform the draining as shown in the illustration.

Hilux drain water of fuel filter

STEP 4

  • After draining, tighten the drain plug by hand.

How to reset the Fuel Filter Warning Light?

STEP 1

  • Turn the ignition off.

STEP 2

  • Unplug the top connector from the fuel filter housing.

unplug fuel filter connector to reset the warnig light of toyota hilux

STEP 3

  • Turn the ignition On.

STEP 4

  • Plug back the connector to the fuel filter housing. The fuel filter warning message is now reset.

plug back the connector

This is a simple overview of why the fuel filter warning light on your Toyota Hilux is on. I am hoping this tutorial is worth your time. Thank you very much. Erwin C. Salarda