Thermostat - BWM 1 / 3 / 5 / X3 / X5 / X6 Series - EGR Cooling

Thermostat - BWM 1 / 3 / 5 / X3 / X5 / X6 Series - EGR Cooling

BMW Part Number: 11 71 7 787 870

To Fit the following Models:

E87 1-Series 5-Door 120d - All Models

E46 3-Series Sedan 320d - 08/03-> M47N All Models

E46 3-Series Sedan 330d - M57N All Models

E90 3-Series Sedan 320d - M47N2 All Models

E90 3-Series Sedan 330d - All Models

E91 3-Series Touring 320d - M47N2 All Models

E60 5-Series Sedan - All Diesel Models

E60 LCI 5-Series Sedan 520d - M47N2 All Models

E60 LCI 5-Series Sedan 525d - All Models

E60 LCI 5-Series Sedan 530d - All Models

E65 7-Series Sedan 730d - All Models

E83 X3-Series 2.0d - All Models

E83 X3-Series LCi 2.0d - M47N2 All Models

E70 X5-Series 3.0d - All Models

E70 X5-Series 3.0 Sd - All Models

E71 X6-Series 30dX - M57N2 All Models

E71 X6-Series 35dX - All Models

BMW EGR Cooling Thermostat – Why It Is Important

The BMW EGR cooling thermostat plays an important role in managing coolant flow and maintaining the correct operating temperature of the EGR cooling system. A properly functioning thermostat helps the cooling system operate as designed and is an important component of the overall BMW engine cooling system.

When an EGR thermostat is not operating correctly, the engine may take longer to reach its normal operating temperature. Depending on the fault and vehicle, this can contribute to poor temperature regulation, increased fuel consumption, reduced engine efficiency and cooling-system-related warning messages.

For BMW diesel owners, replacing a faulty EGR thermostat can be an important part of maintaining reliable engine temperature management and the correct operation of the EGR cooling system.

Common Signs of a Faulty BMW EGR Thermostat

Look out for symptoms such as:

• Engine taking too long to reach operating temperature

• Engine temperature remaining too low

• Increased fuel consumption

• Reduced engine efficiency

• Poor cabin heating

• Cooling-system or engine management warnings

• EGR-related faults or diagnostic codes

BMW EGR Thermostat Fitment

This EGR cooling thermostat is listed for selected BMW models including:

• BMW 1 Series E87 120d

• BMW 3 Series E46 320d

• BMW 3 Series E46 330d

• BMW 3 Series E90 320d

• Selected BMW 5 Series models

• Selected BMW X3, X5 and X6 models

BMW Part Number: 11 71 7 787 870

Always confirm the part number and vehicle fitment against your BMW's VIN before ordering, as fitment can vary by engine, production date and model.

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