Exhaust Temperature Sensor BMW E60 E61 E87 LCI E90 N47 Exhaust Wiring 7806254

BMW E60 E61 E87 LCI E90 N47 Exhaust Gas Temperature Sensor is a component from the Lambda Sensors & O2 Sensors category, designed for precise monitoring of exhaust gas temperature in N47 engine exhaust systems. It enables correct engine control unit operation, supports emission control, and a stable exhaust system regeneration strategy. A used OEM BMW component is a sensible choice for drivers seeking a technically matched solution while maintaining an attractive price.

Specifications and technical data

• SKU: 7806254
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 13627806254
• Substitutable numbers: 13627806254, 7806254
• Category: Oxygen Sensors

Purpose and Role in the BMW Exhaust System

The BMW Exhaust Gas Temperature Sensor for E60, E61, E87 LCI, and E90 models with N47 engine works with the factory engine control unit, providing it with information about the current temperature of exhaust gases. Based on this data, the control unit adjusts fuel injection, turbocharger operation, and exhaust gas purification strategy.

A functional exhaust gas temperature sensor is particularly important in modern diesel engines, where it:

• supports maintaining stable engine operating parameters under various load conditions,
• helps limit excessive thermal stress on exhaust system components,
• contributes to the correct operation of emission reduction systems.

Benefits of Using an Original BMW Sensor

Choosing an original exhaust gas temperature sensor for BMW E60, E61, E87 LCI, and E90 models ensures:

• Factory electrical fitment – correct signal parameters for the BMW control unit,
• Appropriate temperature characteristics – consistent with the design specifications of the N47 engine,
• Stable integration with the existing system without the need for wiring modifications.

This minimizes the risk of diagnostic errors, incorrect readings, and engine problems resulting from the use of random aftermarket replacements.

Condition, Verification, and Selection by Part Numbers

The offered BMW exhaust gas temperature sensor is a pre-owned component, which helps reduce repair costs while maintaining compliance with factory specifications. Before sale, such components are routinely verified for connector integrity, wiring, and response to temperature changes, reducing the risk of installing a faulty part.

It is advisable to select the sensor based on the OEM number and interchangeable part numbers assigned to a specific BMW reference – this confirms compatibility with the particular engine variant and vehicle year. If in doubt, matching by VIN is also helpful to avoid mistakes between similar sensor versions.

If you want to better understand when used electronics and sensors make sense, you can find practical tips in the guide: used automotive electronics and sensors – why consider second-hand parts.

Application in Diagnostics and Operation

A functional exhaust gas temperature sensor in BMW N47 engines helps mitigate common operational issues related to the exhaust system. In practice, its correct operation:

• facilitates diagnostics – the control unit receives reliable data, and readings from diagnostic tools are consistent,
• reduces the risk of exhaust system component overheating,
• supports maintaining stable combustion parameters in the long term.

If errors related to exhaust gas temperature or improper exhaust system operation occur, replacing the sensor with a functional OEM part is one of the basic service steps.

Other BMW Lambda Sensors & O2 Sensors

If you are also looking for other components from the BMW Lambda Sensors & O2 Sensors category for your car, check out the BMW Lambda Sensors & O2 Sensors available in our assortment to select a complete solution for your exhaust system.

Additional information on the cost-effectiveness of original, aftermarket, and used parts is provided in the article: original, aftermarket, and used parts – what to choose in practice, which will help you consciously plan your BMW's service strategy.