BMW 12148489465 Dme Control Module Ecm B58 3.0L

( Part Type: Control Ecm Module ), ( Programming Required: Yes ), ( Oe/oem Part Number: 12148692960, 1214 8692960, 12148686191, 1214 8686191, 12148680195, 1214 8680195, 12148678937, 1214 8678937, 12148676536, 1214 8676536, 12148672006, 1214 8672006, 12148661692, 1214 8661692, Dme 860 ), ( Manufacturer Part Number: 12148489465 )

Review BMW B58 Dme 3.0l Electronic Control Module Ecm fits 540I X3 X4 740I RWD 2017–2020

The BMW 12148489465 Control Module is a crucial component of the 17-20 BMW 540i, X3, X4, and 740i vehicles equipped with the B58 3.0L RWD engine and DME 3.0L fuel injection system. This Electronic Control Module (ECM) plays a significant role in managing various engine functions, ensuring optimal performance and fuel efficiency.

The heart of this control module is its advanced programming that regulates engine functions such as fuel injection, ignition timing, and emission control. It monitors engine sensors to gather data and adjust performance accordingly. By fine-tuning the air-fuel mixture and ignition timing, it ensures a smooth and powerful driving experience.

Moreover, this ECM is designed with a robust build to endure the rigors of daily use. It features high-quality components and advanced diagnostics capabilities, allowing for quick identification and resolution of any potential issues. This not only saves time and money but also ensures your BMW remains in top condition.

The BMW 12148489465 Control Module also comes with advanced emission control features to meet stringent environmental regulations. It continuously monitors and adjusts the engine's emissions, ensuring your vehicle operates efficiently while minimizing its impact on the environment.

In summary, the BMW 12148489465 Control Module is a vital component of your BMW's engine system. It ensures optimal performance, fuel efficiency, and emission control, making it an essential investment for BMW 540i, X3, X4, and 740i owners with a B58 3.0L RWD engine and DME 3.0L fuel injection system.

The BMW B58 DME 3.0L RWD Control Module, also known as the Engine Control Module (ECM) or Engine Computer, is an essential component of BMW 1 Series, 2 Series, 3 Series, 4 Series, 5 Series, 7 Series, and X3/X4 models produced between 2017 and 2020 with the 540i, xDrive 540i, 740i, and 740Li trim levels, which are equipped with the N55, N57, or B58 3.0-liter engines. This part is responsible for managing various engine functions, including fuel injection, ignition timing, and emissions control.

1. Improved Performance: A new ECM can optimize engine performance, providing smoother acceleration, better throttle response, and increased horsepower and torque.

2. Enhanced Fuel Efficiency: An updated ECM can improve fuel efficiency by monitoring and adjusting engine functions to use fuel more efficiently.

3. Improved Emissions: A new ECM can help improve emissions by optimizing fuel injection, ignition timing, and exhaust gas recirculation to reduce harmful exhaust gases.

4. Fault Code Diagnosis: A new ECM can help diagnose and clear fault codes that may be preventing your BMW from performing optimally.

5. Long-Term Savings: By improving engine performance, fuel efficiency, and reducing the need for costly repairs, a new ECM can result in long-term savings.

1. Cost: A new BMW B58 DME 3.0L RWD Control Module can be an expensive repair, with prices ranging from $1,500 to $3,000 or more, depending on the labor and parts costs.

2. Complexity: Replacing the ECM requires specialized knowledge and tools, as well as a thorough understanding of BMW engine systems and wiring harnesses.

3. Potential for Additional Repairs: Replacing the ECM may uncover other issues within the engine or wiring harness, leading to additional repair costs.

4. Time-Consuming: Replacing the ECM can be a time-consuming process, requiring several hours of labor and multiple visits to the mechanic.

The BMW B58 DME 3.0L RWD Control Module is an essential component of BMW vehicles equipped with the 540i, xDrive 540i, 740i, and 740Li trim levels. While a new ECM can offer improved performance, fuel efficiency, and emissions, it comes with a high cost, complexity, and potential for additional repairs. If you're experiencing issues with your BMW's engine performance, it's essential to have it diagnosed by a professional mechanic before deciding on a repair. If the issue is indeed the ECM, carefully weigh the pros and cons and consider your budget and long-term savings before making a decision.

1. Have the issue diagnosed by a professional mechanic to confirm that the ECM is indeed the cause.

2. Obtain quotes from multiple BMW repair shops for the cost of replacing the ECM, including labor and parts.

3. Consider the potential long-term savings and benefits of a new ECM, such as improved performance, fuel efficiency, and emissions.

4. Weigh the costs and benefits against your budget and personal circumstances.

5. If the cost of a new ECM is within your budget, proceed with the repair. If not, consider alternative solutions, such as repairing or reprogramming the existing ECM or adjusting your driving habits to minimize the impact on your BMW's performance.

Details:

17-20 BMW 540I X3 X4 740I B58 DME 3.0L RWD ELECTRONIC CONTROL MODULE ECM 8740357. GA Euro works: Up for sale is a BMW B58 DME. Shipping: The quoted shipping price only applies to the US 48 States. The part number is 8740357.

part #: 12148489465 prices

• $239.99-$300.00

specifications ecusrush:

• for models: 540i, X3, X4, 740i, Rwd
• for makes: Bmw
• for years: 2017-2020
• part type: Control Ecm Module
• programming required: Yes
• oe/oem part number: 12148692960, 1214 8692960, 12148686191, 1214 8686191, 12148680195, 1214 8680195, 12148678937, 1214 8678937, 12148676536, 1214 8676536, 12148672006, 1214 8672006, 12148661692, 1214 8661692, Dme 860
• manufacturer part number: 12148489465

offer ecusrush:

• quantity: 1
• options: Ship-to-home
• sold: 0
• availability: In Stock
• started: August 17, 2025

shipping ecusrush:

• type: Fixed
• service: Economy
• transit: 3-6 Days
• cost: $0.00
• class: Economy

payments ecusrush:

• other
• credit card: Discover
• wallet: Apple-pay

seller ecusrush:

• rating: 100.0%
• # reviews: 692
• city: Canton, Georgia

returns ecusrush:

• policy: Returns Accepted
• time: 30 Days
• paid by: Seller

general ecusrush:

• condition: Used
• Car Truck Parts Accessories > Starters, Alternators, ECUs Wiring > ECUs Computer Modules

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