Mercedes W176 A200 CDI Gas Exhaust Temperature Sensor A0071538928

Mercedes W176 A200 CDI Gas Exhaust Temperature Sensor is an original engine control system component used in Mercedes vehicles. Precise exhaust gas temperature measurement supports the proper operation of exhaust gas treatment systems and engine control strategies, which translates into stable engine performance and compliance with emission standards.

Specifications and technical data

• SKU: A0009058005
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0009058005
• Substitutable numbers: A0009058005, A 000 905 80 05, A0009051532, A 000 905 15 32
• Category: Other Interior Parts & Accessories

Function and application of the exhaust gas temperature sensor

Mercedes W176 A200 CDI Gas Exhaust Temperature Sensor is responsible for the continuous measurement of exhaust gas temperature in the exhaust system. This information is used by the engine control unit to:

• control the exhaust after-treatment process in the exhaust system,
• protect system components from overheating,
• optimize fuel dosage and injection strategy,
• maintain stable engine operating parameters.

Thanks to a properly functioning sensor, the control unit can precisely react to changes in load and operating conditions, which helps maintain appropriate vehicle dynamics and the correct operation of emission reduction systems.

Benefits of using an original Mercedes component

Choosing an original exhaust gas temperature sensor dedicated to the W176 series ensures:

• full compatibility with the factory engine control unit software,
• stable measurement parameters across the entire operating temperature range,
• proper cooperation with other exhaust system components,
• no need for electrical or mechanical installation modifications.

A properly selected sensor reduces the risk of error codes in the control unit memory, limp mode, and power loss resulting from incorrect exhaust temperature readings.

Product characteristics and fitment

The presented sensor is an OEM Mercedes component, which means it has been designed with the specific structural and software requirements of the brand's vehicles in mind. As a result:

• factory mounting points in the exhaust system are maintained,
• the electrical connector is compatible with the original vehicle wiring harness,
• response time and temperature characteristics correspond to factory specifications.

Such fitment facilitates installation and allows for maintaining the integrity of the entire engine control system without additional adaptations.

Product condition and practical installation aspects

The offered exhaust gas temperature sensor is a second-hand market component, which allows for an economical repair of the system while maintaining the manufacturer's original specifications. In practice, this means the ability to restore proper system operation without the need to invest in more expensive solutions, while preserving the factory design.

Before installation, it is recommended to perform a standard verification of the electrical installation and the mounting socket in the exhaust system to ensure proper thermal and electrical contact. A correctly selected and installed sensor reduces the risk of recurring faults related to incorrect temperature readings.

Related categories and technical materials

If you are planning a comprehensive repair or upgrade of the exhaust system area in your Mercedes and need other components from the same group, such as additional sensors, mounting elements, or wiring harnesses, check the available parts in the Other Mercedes category.

For a comparison of solutions used in sports versions of other brands, including advanced exhaust and braking systems, it is worth checking out the material discussing structural differences in high-performance models: Audi RS vs other models – what is hidden under the hood and chassis?.

If you are considering a choice between a second-hand part and a replacement, a practical guide explaining the advantages of original second-hand components may be helpful: 5 reasons why a used OEM part is a better choice than a replacement.