Gates Coolant Thermostat - TH04077

Gates OE Quality Replacement Coolant Thermostat (TH04077) for Nissan vehicles. This thermostat is ...

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eBayCoolant Thermostat fits NISSAN 300ZX Z31, Z32 3.0 84 to 96 Gates 2120042L00 New
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Product Information

Full details

This guide helps owners of Nissan PATROL 3.0 vehicles (1990-1997) with the RB30S engine understand and use the Gates Coolant Thermostat (TH04077). By maintaining optimal engine temperature, this thermostat can help prevent potential engine damage. However, this thermostat does not include a housing and is sold individually. Follow the instructions for proper installation and maintenance.

All features

Model Part NumberTH04077
BrandGates

Extended Product Information

FAQs

What is the opening temperature of the thermostat?

The opening temperature is 77°C.

Which vehicles is this thermostat compatible with?

It is compatible with NISSAN PATROL 3.0 (RB30S engine) from 1990-1997. Verify OEM references before purchase.

Does this thermostat come with a housing?

No, this thermostat is sold individually and does not include a housing.

Why is it important to replace a faulty thermostat?

A faulty thermostat can cause the engine to overheat or run too cold, leading to performance issues and potential engine damage.

What are the signs of a failing thermostat?

Signs include engine overheating, engine running cold, fluctuating temperature gauge, and coolant leaks.

Where can I find the OEM references for compatibility?

The OEM references are 2120042L00, 2120042L01, 21200V5010, and 21200V5015. Please ensure these match your vehicle's requirements.

Is professional installation necessary?

Yes, professional installation is recommended due to the complexity of the cooling system and the potential for engine damage if installed incorrectly.

Troubleshooting

Engine Overheating

Check the coolant level, radiator, and fan operation. If the issue persists, the thermostat may be faulty.

Engine Running Cold

Check the thermostat; it may be stuck open, preventing the engine from reaching operating temperature.

Coolant Leaks

Inspect the thermostat housing and connections for leaks. Tighten connections or replace damaged components.

Pros and Cons

Pros

  • Maintains optimal engine operating temperature.
  • Helps prevent engine damage.
  • Direct replacement for specified Nissan models.

Cons

  • Requires professional installation due to the need for coolant system access.
  • Does not include housing.
  • Specific to the Nissan Patrol 3.0 (RB30S engine) from 1990-1997, limiting its use.

Setup, Compatibility & Care

Compatibility: This thermostat is specifically designed for the NISSAN PATROL 3.0 with the RB30S engine from 1990-1997. Verify the compatibility of your vehicle with the provided OEM references (2120042L00, 2120042L01, 21200V5010, 21200V5015) before installation.

Installation: Installation requires draining the coolant system, removing the old thermostat, and installing the new Gates TH04077. *Professional installation is recommended* due to the complexity and importance of the coolant system.

Care: After installation, regularly check the coolant level and look for any leaks. Ensure the cooling system is properly bled to remove air pockets. A properly maintained cooling system, including regular coolant flushes, will extend the life of the thermostat and the engine.

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