Thermostat - BMW 1 / 3 / 5 / X1 / X3 / Z4 Series - Various Models
Thermostat - BMW 1 / 3 / 5 / X1 / X3 / Z4 Series - Various Models
Thermostat - BMW 1 / 3 / 5 / X1 / X3 / Z4 Series - Various Models
BMW Part Number: 11 53 7 510 959
To Fit the following Models:
E81 1-Series 3-Door 118i - N46N All Models
E81 1-Series 3-Door 120i - N46N All Models
E87 1-Series 5-Door 118i - All Models
E87 1-Series 5-Door 120i - All Models
E87 LCI 1-Series 5-Door 118i - N46N
E87 LCI 1-Series 5-Door 120i - N46N
E88 1-Series Cabrio 120i - N46N All Models
E46 3-Series Sedan 318i - N42 & N46 All Models
E46 3-Series Compact 318 Ti - All Models
E46 3-Series Touring 318i - N42 & N46 All Models
E60 5-Series Facelift 520i - N46N
E90 3-Series Sedan 320i - N46 & N46N All Models
E90 LCI 3-Series Sedan 320i - N46N All Models
E91 3-Series Touring 320i - N46 & N46N All Models
E91 LCi 3-Series Touring 320i - N46N All Models
E92 3-Series Coupe 320i - N46N All Models
E92 LCI 3-Series Coupe 320i - N46N All Models
E83 X3 -2.0i N46
E84 X1-Series 18i - All Models
E85 Z4 2.0i N46
BMW Thermostat – 1 Series, 3 Series, 5 Series, X1, X3 and Z4
A BMW thermostat is a vital part of the engine cooling system. It regulates the flow of coolant between the engine and radiator, helping the engine reach and maintain its correct operating temperature. A faulty thermostat can cause your BMW to run too hot or too cold, potentially affecting engine performance, fuel consumption and overall reliability.
This BMW thermostat is designed for various BMW and is an important replacement component when the original thermostat is no longer regulating coolant temperature correctly.
Why Is the BMW Thermostat Important?
The thermostat controls when coolant is allowed to flow through the radiator. During engine warm-up, it helps the engine reach operating temperature efficiently. Once the correct temperature is reached, the thermostat regulates coolant circulation to help prevent excessive engine temperatures.
A thermostat that is stuck open may cause the engine to take too long to reach operating temperature, while a thermostat that does not open correctly can contribute to overheating. Cooling-system faults, including thermostat problems, can lead to serious engine damage if left unresolved.
Common Symptoms of a Faulty BMW Thermostat
Look out for:
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BMW engine taking longer than normal to reach operating temperature
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Engine running too cold
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Engine overheating or temperature warnings
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Poor or inconsistent cabin heater performance
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Check Engine or Service Engine warnings
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Increased fuel consumption
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BMW coolant temperature-related fault codes
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Coolant leaks around the thermostat housing
BMW has also documented thermostat-related faults on certain models, including thermostat electrical and control faults that can trigger warning messages and diagnostic fault codes.
BMW Thermostat Fitment
The product page lists BMW Part Number 11 53 7 510 959. Always confirm your BMW's VIN, engine and existing part number before ordering to ensure correct fitment.
Replace a Faulty BMW Thermostat Before It Becomes a Bigger Problem
The thermostat may be a relatively small component, but it plays an important role in maintaining the correct engine temperature. Replacing a faulty thermostat can help restore proper cooling-system operation and protect your BMW from temperature-related problems.
Looking for a BMW thermostat in South Africa? BM Parts Mall supplies BMW-specific replacement parts for customers looking for the correct part for their vehicle.
BMW-only parts. Correct fitment. Delivered anywhere in South Africa.