Air Mass Meter BMW E60 E61 E63 E65 E87 E90 E91 E92 Flow MAF Sensor 7520519

Air Mass Meter BMW E60 E61 E63 E65 E87 E90 E91 E92 Flow MAF Sensor is an original BMW intake system component, designed for precise measurement of the air mass drawn into the engine. This used OEM mass air flow sensor ensures proper compatibility with factory control electronics, which translates into stable engine operation and correct fuel dosage.

Specifications and technical data

• SKU: 7520519
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7520519
• Substitutable numbers: 13627520519, 7520519
• Category: Other Engine Parts

Purpose and function of the BMW mass air flow sensor

The mass air flow sensor in E60, E61, E63, E65, E87, E90, E91, and E92 series models is responsible for accurate measurement of the air stream drawn into the intake manifold. Based on this data, the engine control unit (ECU) determines the appropriate fuel dosage, which affects:

• proper engine performance across the entire rev range,
• stable idle speed,
• efficient throttle response,
• maintenance of the optimal air-fuel mixture ratio.

By using an original BMW component, full compatibility with the factory ECU software and other sensors in the system is maintained.

Compatibility with BMW models

The offered mass air flow sensor is intended for selected versions of BMW E60, E61, E63, E65, E87, E90, E91, and E92 series models. Before purchasing, it is recommended to verify the part's compatibility with your specific engine version and vehicle year using the OEM number and interchangeable part numbers available in the technical specifications.

Using an OEM component in these BMW generations allows for consistent engine operating parameters, which is particularly important in vehicles equipped with complex control electronics and advanced exhaust emission control systems.

Benefits of using an original mass air flow sensor

Choosing a used, original mass air flow sensor for a BMW offers a number of practical advantages:

• Factory fit – design and operating characteristics consistent with the vehicle manufacturer's requirements.
• Consistent ECU cooperation – no need for installation modifications or adaptation of non-factory solutions.
• Possibility to restore correct engine operating parameters after the failure of an old sensor.
• A reasonable compromise between cost and quality due to the use of salvaged parts.

With proper installation and intake system diagnostics, the mass air flow sensor can significantly reduce issues with rough engine operation, increased fuel consumption, or power loss.

Condition, installation, and service recommendations

The item is offered as a used part, sourced from dismantling, which allows for economical repair while maintaining the manufacturer's original specifications. Before installation, it is recommended to:

• check the tightness of intake hoses and air filters,
• inspect electrical connectors for corrosion and looseness,
• perform adaptation or clear error codes in the engine control unit after replacing the component, if required by the service procedure.

A correctly installed mass air flow sensor in the BMW intake system helps maintain stable engine operating parameters and limits the risk of recurring faults related to incorrect air measurement.

Intake system expansion and related components

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other components from the same group, such as air filter housings, intake hoses, or fuel system sensors, check out the available parts in the Other BMW category.

When working with the intake system and control electronics, it is also worth noting the general differences in the design of engines from various brands and sports versions – this is described in more detail in an article dedicated to comparing Audi sports models, available here: Audi RS vs other models – what is hidden under the hood and chassis?.

If you want to maximize the potential of salvaged parts and ensure their long-term, stable operation in the intake system and engine electronics, the following service guide will be helpful: How to extend the service life of used car parts?.