Peugeot 206 Engine Coolant Water Thermostat 9643212280

Peugeot 206 Engine Coolant Water Thermostat is a cooling system component responsible for precise control of the engine's operating temperature. As part of the Cooling system hoses and pipes group, it works with other fluid circuit components, supporting stable thermal conditions and reducing the risk of engine overheating. Using an original pre-owned component allows you to maintain factory performance parameters while keeping service costs reasonable.

Specifications and technical data

• SKU: 9643212280
• Mark: Peugeot
• Condition: Used
• OEM Part Number: 9643212280
• Substitutable numbers: 9643212280
• Tire profile: 65535
• Category: Coolant Hoses

The role of the thermostat in the Peugeot 206 cooling system

The thermostat in the Peugeot 206 controls the flow of coolant between the engine block and the radiator, allowing the engine to reach operating temperature faster and maintain it within a stable range. A properly functioning component:

• reduces fuel consumption by shortening the engine warm-up phase,
• decreases mechanical and thermal stress on the engine unit,
• supports even heat dissipation from critical engine zones.

For a system consisting of a water pump, radiator, pipes, and hoses, a properly selected thermostat is crucial for maintaining consistent coolant flow and pressure characteristics.

Compatibility and selection by OEM number

The Peugeot 206 Engine Coolant Water Thermostat comes from the vehicle manufacturer's parts line, which helps maintain compatibility with the factory cooling system design. Proper selection by OEM number and interchangeable part numbers helps avoid issues with leaks, incorrect thermostat opening, or installation errors.

If you have any doubts regarding fitment for a specific engine version, it is worth using our guide on identifying components by catalog numbers – you can find practical tips in the article how to choose the right car part by VIN and OEM number. This will minimize the risk of purchasing a component with incorrect parameters.

Used condition – a practical approach to service

The offered thermostat is in used condition, which provides a reasonable compromise between repair costs and maintaining the manufacturer's original specifications. This type of component, provided the cooling system is operated correctly, can still ensure stable performance under typical road conditions.

It is worth remembering that the effectiveness of the thermostat is closely linked to the condition of other fluid circuit elements – pipes, hoses, the radiator, and fans. When planning cooling system maintenance, it is good to evaluate the entire installation, not just a single component.

Integration with Cooling system hoses and pipes

The thermostat works with elements from the Cooling system hoses and pipes category, which are responsible for transporting fluid between the engine, radiator, heater core, and expansion tank. Proper routing and tightness of the hoses affect:

• stable pressure in the cooling system,
• even fluid flow through the thermostat and radiator,
• reduction of local overheating and cavitation.

When replacing the thermostat, it is worth paying attention to the condition of flexible connections, clamps, and connectors to avoid subsequent leaks and drops in cooling efficiency.

Operation in high-temperature conditions

The Peugeot 206 cooling system is particularly stressed during the summer, in city driving, and in traffic jams. A functional thermostat, in cooperation with the radiator and fans, reduces the risk of engine overheating and the formation of gasket damage or cylinder head deformation. You can read more about the impact of high temperatures on the cooling system and how to reasonably use pre-owned components in the guide Summer heat vs. cooling system: used radiators and fans as a guarantee of savings.

If you are planning a comprehensive repair or upgrade of the engine area in your Peugeot and need other elements from the same group, such as flexible coolant hoses, return hoses, or connecting sections to the radiator, check out the available parts in the Peugeot cooling system hoses and pipes category.