BMW X3 X5 E46 E53 E60 E61 E83 Temperature Sensor Intake Air 3449116

BMW X3 X5 E46 E53 E60 E61 E83 Temperature Sensor Intake Air is an original component from the Air and fuel intake sensors group, designed for precise measurement of intake air temperature in selected BMW models. A properly functioning sensor supports stable engine operation, improves engine performance, and helps maintain optimal combustion parameters.

Specifications and technical data

• SKU: 3449116
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 3449116
• Substitutable numbers: 11613449116, 3449116, 13622243946, 2243946
• Category: Air Intake & Fuel Sensors

Function and role of the intake air temperature sensor

The intake air temperature sensor in a BMW is responsible for transmitting information about the current temperature of the air drawn into the intake manifold to the engine control unit. Based on this, the electronics determine the fuel dosage and adjust the ignition timing, which affects:

• stable idle speed,
• smooth acceleration across the entire rev range,
• more predictable throttle response,
• maintenance of correct combustion parameters in various weather conditions.

For engines used in the BMW X3 and related E46, E53, E60, E61, and E83 series, a correct air temperature reading is essential both in daily use and during more dynamic driving.

Compatibility and fitment for BMW models

The presented sensor has been designed for use in selected versions of the BMW X3 and other models from the E46, E53, E60, E61, and E83 series, where this type of factory solution is provided. This ensures the maintenance of the correct electrical and mechanical characteristics, as well as compatibility with the wiring harness and the mounting socket in the intake system.

In practice, this translates into:

• easier installation in place of the factory component,
• no need for electrical system modifications,
• maintenance of operating parameters in accordance with the vehicle manufacturer's specifications.

Characteristics of the used component

The offered intake air temperature sensor is a used component, which, in the case of original BMW parts, often allows for combining good build quality with a more favorable purchase cost. Such components are frequently chosen for servicing older generations of BMW, where both correct operation and a reasonable repair budget are important.

Choosing a used OEM sensor can be particularly attractive when you want to maintain consistency with the vehicle's factory specifications without resorting to replacements with uncertain parameters.

Significance for the intake and fuel system operation

A functional intake air temperature sensor supports the proper cooperation of the intake system with the fuel system. Incorrect readings can result in a mixture that is too rich or too lean, which manifests as increased fuel consumption, power loss, or uneven engine operation. Replacing a worn-out component with a functional sensor helps to reduce these phenomena and restore the predictable behavior of the engine.

If you want to better understand how the fuel system works with measurement components in your car, it is worth reading the article: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration.

Service expansion within BMW sensors

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 additional temperature sensors, pressure sensors, or measurement elements in the intake system, check the available parts in the BMW Air and fuel intake sensors category.

Summary

BMW X3 X5 E46 E53 E60 E61 E83 Temperature Sensor Intake Air is a practical solution for users who want to restore the correct operation of the intake system and maintain stable engine performance in their BMW. A properly selected sensor from the Air and fuel intake sensors group supports correct fuel dosing, which translates into more predictable vehicle operation and better utilization of the engine's capabilities.