16361-0L020 FAN For 163610L020 TOYOTA FORTUNER HILUX GGN15 KUN40

Product Specification

Product Function Description

The engine cooling fan assembly is a critical component of your Toyota diesel vehicle‘s cooling system. Its primary function is to draw air through the radiator to dissipate heat from the engine coolant, maintaining optimal engine operating temperature . For Toyota Hilux and Hiace models, a properly functioning fan assembly is essential for preventing overheating, especially when the vehicle is stationary or moving at low speeds where natural airflow is insufficient . This fan assembly is designed to factory specifications, ensuring proper fit and reliable cooling system operation. 

Common Symptoms of a Failing Cooling Fan

If you are experiencing any of the following symptoms, your cooling fan may be failing and in need of replacement:

• Engine overheating: The temperature gauge rises above normal, especially at idle or in slow traffic – this indicates the fan is not drawing enough air through the radiator 

• Cooling fan not running: The fan does not turn on when the engine reaches operating temperature or when the A/C is activated

• Visible damage to fan blades: Cracked, broken, or missing fan blades – this causes vibration and reduced airflow

• Unusual fan noise: Grinding, scraping, or rattling noises from the fan area

• Fan vibration: Excessive vibration felt through the vehicle when the fan is running

If you have confirmed these symptoms through inspection, replacing the cooling fan assembly is the recommended solution.

How to Diagnose a Faulty Cooling Fan

Before purchasing a replacement, perform these simple checks to confirm the fan is the issue:

• Visual Inspection: Check the fan blades for cracks, damage, or missing pieces. Inspect the fan clutch (if equipped) for fluid leaks or excessive play.

• Operational Test: With the engine running and at operating temperature, check if the fan is spinning. If it doesn‘t turn on, check the fan relay, fuse, and coolant temperature sensor.

• Spin Test: With the engine off, spin the fan blade by hand – it should rotate smoothly without excessive resistance or play.

• Vibration Check: Look for any wobble in the fan blade while it is rotating – this indicates a damaged fan or worn fan clutch.

When This Part Matters Most

This cooling fan assembly is particularly important for vehicles that are:

• Used for commercial transport or heavy-duty hauling – these conditions put more demand on the cooling system

• Operated in hot climates or during summer months – higher ambient temperatures increase cooling demand

• Used for slow-speed driving or frequent idling – natural airflow is insufficient for cooling

• Toyota Hilux Hiace models where reliable engine cooling is essential for daily operation

In these conditions, the cooling fan works harder and is more susceptible to wear, making regular inspection and timely replacement essential for reliable engine operation.

 Product Attributes

DIY or Professional Installation?

This replacement is suitable for DIY if:

• You have basic mechanical skills and the required tools (socket set, wrench set).

• You are comfortable working in the engine bay and with cooling system components.

• The job takes approximately 1-2 hours.

We recommend professional installation if:

• The replacement requires removing the fan clutch or fan motor assembly.

• You are not comfortable with cooling system repairs.

• You are not confident in your mechanical skills.

Note: Improper installation can lead to fan damage, engine overheating, and safety issues. Ensure the fan is properly balanced and securely mounted. Check for clearance with the radiator and shroud before starting the engine.

Step-by-Step Installation Guide

This installation guide is designed to help you replace your cooling fan with confidence. Before starting, ensure the vehicle is parked on level ground with the engine off and cooled completely. You will need the following tools: socket set, wrench set, and a container for coolant spillage.

Step 1: Disconnect the battery negative terminal. Allow the engine to cool completely.

Step 2: Remove the fan shroud and any components blocking access to the fan assembly.

Step 3: Remove the mounting bolts or nuts securing the fan blade to the fan clutch or motor. Note the orientation for correct reassembly.

Step 4: Carefully remove the old fan blade. Inspect the fan clutch or motor for wear or damage.

Step 5: Install the new fan blade onto the fan clutch or motor. Tighten the mounting bolts to factory torque specifications.

Step 6: Reinstall the fan shroud and any removed components. Reconnect the battery.

Critical Step: Start the engine and check that the fan rotates smoothly without vibration or contact with the shroud. Check for proper cooling operation.

Pro Tip: When replacing the fan blade, inspect the fan clutch (if equipped) for fluid leaks or excessive play – a worn clutch can cause the new fan to operate incorrectly. Always ensure the fan blade is properly balanced.

Package Contents

1 x Engine Cooling Fan Assembly (Fan Blade). Note: Fan clutch, fan motor, and mounting hardware are NOT included unless stated. Please confirm compatibility with your vehicle model and year before purchasing.

Common Misconceptions About Cooling Fans

Myth 1: “The cooling fan only needs to be replaced if it stops working.”
Fact: Fan blades can develop cracks or become unbalanced over time, causing vibration and reduced airflow even before complete failure. Regular inspection is important.

Myth 2: “Bleeding the cooling system will fix a failing fan.”
Fact: While bleeding removes air, it cannot repair a damaged or worn fan. If the fan is failing, replacement is the only permanent solution.

Myth 3: “All cooling fans are the same.”
Fact: Cooling fans are vehicle-specific and must match the engine, radiator, and fan clutch/motor specifications. This fan is specifically designed for Toyota diesel models with 1KD-FTV, 2KD-FTV, 1GD-FTV, and 2GD-FTV engines .

Storage & Shelf Life

• Store in a cool, dry place away from direct sunlight.

• Keep the component in its original packaging until installation to prevent contamination.

• Avoid dropping or impacting the fan blade – the plastic or metal blades can crack or bend.

• Once installed, the component has a normal service life as per the vehicle‘s maintenance schedule.

Quality Assurance & Service Commitment

Quality Assurance:
Every component is manufactured under controlled production processes to ensure consistent dimensional accuracy and material integrity. Each unit undergoes the following quality checks before packaging:

• Dimensional inspection – critical mounting dimensions and blade geometry are verified against design specifications

• Balance check – fan blade is checked for proper balance

• Surface finish inspection – surface quality and edge finish are visually verified

Packaging Protection:
Each engine cooling fan blade is individually sealed in protective packaging to prevent contamination and physical damage during storage and transit. The packaging includes a clear part number label for easy identification.

Service Commitment:

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