Coolant Thermostat - QTH545K
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Product Information
Full details
This guide is for Fiat Brava owners seeking a reliable coolant thermostat replacement. The Quinton Hazell QTH545K offers genuine quality and ensures proper engine temperature regulation with its 75°C opening point and included gasket. A caveat is that fitment must be confirmed for your specific vehicle's engine variant and production year.
All features
| Model Part Number | QTH545K |
|---|---|
| Brand | Quinton Hazell |
Extended Product Information
FAQs
What is the opening temperature of this thermostat?
This Quinton Hazell coolant thermostat opens at 75°C.
Does this thermostat come with a gasket?
Yes, this thermostat includes the necessary gasket or seal for installation.
Which vehicles is this thermostat compatible with?
It is designed for the FIAT BRAVA (182_) 1.9 TD 100 S (182.BF) Hatchback Diesel from 03/1996 to 10/2001. Always confirm fitment using the make model tool or by checking the OEM reference number ALFAROMEO/FIAT/LANCI 46432896.
What does the MPN QTH545K stand for?
MPN stands for Manufacturer Part Number. QTH545K is the specific identification code for this Quinton Hazell thermostat model.
Can I install this myself?
While possible, thermostat replacement involves working with the engine's cooling system. It is recommended to have this part installed by a qualified mechanic to ensure correct fitment and to prevent potential damage or leaks.
How do I know if my thermostat needs replacing?
Symptoms of a failing thermostat include the engine temperature gauge reading too high (overheating) or too low (engine not reaching operating temperature), and potentially coolant leaks around the thermostat housing.
Troubleshooting
Engine overheating
Ensure the thermostat is installed correctly and oriented properly. Check for air pockets in the cooling system and verify the radiator fan is operational. Confirm the cooling system is full.
Engine running too cool (takes a long time to warm up)
The thermostat may be stuck open, indicating a faulty unit. Replace the thermostat.
Coolant leaks from thermostat housing
Ensure the gasket is seated correctly and the housing bolts are tightened to the manufacturer's specified torque. Replace the gasket if it appears damaged.
Pros and Cons
Pros
- Ensures proper engine cooling system function.
- Includes all necessary components (gasket/seal) for installation.
- Designed to meet original equipment standards for reliability.
- Precise temperature control for optimal engine performance.
Cons
- Specific vehicle fitment requires careful verification.
- Requires professional installation if you are not experienced with automotive repairs.
- Only compatible with specific Fiat Brava diesel models.
Setup, Compatibility & Care
Compatibility Check: Before purchasing, it is crucial to verify fitment for your specific vehicle using the make model tool or by comparing the OEM reference number (ALFAROMEO/FIAT/LANCI 46432896) with your existing part. If unsure, contact customer support for assistance.
Installation: Installation typically involves draining the cooling system, removing the old thermostat housing, replacing the thermostat and gasket, and refilling the system. This procedure is best performed by a qualified mechanic due to the potential for coolant leaks and engine damage if done incorrectly.
Care: As a sealed component, the thermostat itself does not require routine maintenance beyond ensuring the cooling system is kept clean and at the correct fluid level. Regular inspection of hoses and the radiator for leaks or damage is recommended.