BMW E81 E82 E90 E91 E92 Temperature Sensor Exhaust 7557710

The BMW E87 E90 E92 Exhaust Gas Temperature Sensor is an original part from the Lambda Sensors & O2 Sensors category, designed for precise monitoring of exhaust gas temperature in selected BMW 1 and 3 Series models. This used OEM component ensures proper integration with the factory engine control unit, stable operating parameters, and adherence to factory exhaust system protection strategies.

Specifications and technical data

• SKU: 7557710
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7557710
• Substitutable numbers: 11787557710, 7557710
• Category: Oxygen Sensors

Purpose and Function of the BMW Exhaust Gas Temperature Sensor

The exhaust gas temperature sensor in BMW E87, E90, and E92 models is responsible for real-time measurement of exhaust gas temperature, which is crucial for the correct operation of the engine control system. Accurate temperature readings enable the control unit to manage, among other things, mixture composition, protect the turbocharger, and prevent overheating of exhaust system components.

Using an original sensor from the Lambda Sensors & O2 Sensors group maintains compatibility with factory control maps, reduces the risk of diagnostic errors, and helps avoid engine limp mode.

Benefits of Using an Original BMW Sensor

Choosing an original BMW exhaust gas temperature sensor offers a number of practical advantages:

• Accurate Measurement Characteristics – tailored to the engine control unit used in BMW E87, E90, and E92.
• Stable integration with the OBD diagnostic system, free from random errors and incorrect readings.
• Reduced risk of exhaust system component overheating due to the control unit's correct response to actual temperature values.
• Improved parameter repeatability compared to generic aftermarket replacements with unknown characteristics.

Consequently, this sensor provides a reliable solution for both routine repairs and for restoring full exhaust system functionality after modifications or previous unsuccessful repairs.

Product Characteristics and Condition

The offered part comes from the BMW OE line, meaning it is a component that meets the vehicle manufacturer's factory standards. As a used component, the sensor is a cost-effective alternative to a new part, while retaining its original design and intended function.

In practice, this translates to:

• Factory-matched thread and mounting socket in the exhaust system,
• Compatible electrical connector,
• Original signal wire length and harness routing.

This combination of features simplifies installation and minimizes the risk of fitment issues compared to generic aftermarket parts.

Selection by OEM and Interchangeable Numbers – How to Avoid Mistakes

When selecting an exhaust gas temperature sensor for a BMW, it is crucial to compare the OEM part number and available interchangeable numbers with your vehicle's specifications. This sensor model has assigned reference numbers that allow you to verify compatibility with your specific engine version and model year. If in doubt, it is advisable to use the VIN number or the manufacturer's catalog to confirm compatibility.

If you are looking for other parts from the Lambda Sensors & O2 Sensors category dedicated to this brand, check out the BMW Lambda Sensors & O2 Sensors available in our store to select components that are consistent with your car's control system.

Used Electronics and Sensors – Practical Tips

When choosing a used exhaust gas temperature sensor, it is beneficial to be aware of the basic principles of selection and installation to avoid hardware and software compatibility issues. A detailed discussion of topics related to used electronics, selection by OEM numbers, as well as practical installation examples can be found in the guide: Used Automotive Electronics Onboard – Why Choose Second-Hand ECU Modules and Sensors?. This is a helpful source of knowledge when planning repairs or upgrades to the control system in your BMW.

Summary

The BMW E87 E90 E92 Exhaust Gas Temperature Sensor is an original part from the exhaust sensor group, designed to work with the factory BMW engine control unit. By maintaining specific measurement characteristics and full compatibility with the vehicle's electrical system, it represents a sensible choice for professional exhaust system repairs and for restoring the engine's proper operating parameters.