
378206S8A63 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $90.00 | Condition is Used, 2021-2025 Acura TLX Sedan Engine Control Unit ECU Module 378206S8A63, FREE SHIPPING | 100.0% |
![]() | $107.89 | Condition is Used, 2021 Acura TLX Engine ECM Electronic Control Module A-spec FWD OEM, FREE SHIPPING | 98.8% |
![]() | $108.99 | Top Pick! Condition is Used, 2021 Acura TLX Engine Control Module ECM OEM 378206S8A63 48K Miles Grey, FREE SHIPPING | 99.2% |
![]() | $119.00 | Condition is Used, 2021 ACURA TLX ECU ENGINE CONTROL MODULE COMPUTER UNIT 37820-6S8-A63 OEM *A11, FREE SHIPPING | 98.4% |
![]() | $120.75 | Condition is Used, 2021-2022 Acura Tlx Engine Control Module Ffwd Olny 37820-6S8-A63, FREE SHIPPING | 99.4% |
![]() | $100.00 | Condition is Used, ENGINE CONTROL MODULE OEM 2021 ACURA TLX 1YR WRNTY 378206S8A63, shipping cost = $25.00 | 97.3% |
![]() | $100.00 | Top Pick! Condition is Used, ENGINE CONTROL MODULE OEM 2021 ACURA TLX 1YR WRNTY 378206S8A63, shipping cost = $25.00 | 97.3% |
![]() | $115.00 | Condition is Used, 2021 ACURA TLX ECU: 37820-6S8-A63 (A-SPEC, FWD), shipping cost = $15.00 | 99.7% |
![]() | $130.49 | Top Pick! Condition is Used, 2021 ACURA TLX ECU ENGINE CONTROL MODULE COMPUTER UNIT 37820-6S8-A63 OEM, FREE SHIPPING | ![]() |
![]() | $131.84 | Condition is Used, 119891. Acura TLX 2021 Engine Control Module ECM ECU OEM 37820-6S8-A63, FREE SHIPPING | 99.7% |
![]() | $139.00 | Condition is Used, 635382. Acura TLX 2021-2022 FWD Engine Control Module ECM ECU OEM 37820-6S8-A63, FREE SHIPPING | 99.7% |
![]() | $118.75 | Condition is Used, 21 2021 ACURA TLX TECHNOLOGY 2.0L ECM ENGINE CONTROL MODULE 378206S8A63, shipping cost = $27.44 | 99.9% |
![]() | $153.70 | Top Pick! Condition is Used, 2021 Acura TLX Engine Computer Control Module ECU 49K Miles OE - LKQ421705977, FREE SHIPPING | 98.6% |
![]() | $153.70 | Top Pick! Condition is Used, 2021 Acura TLX Engine Computer Control Module ECU 54K Miles OE - LKQ417705156, FREE SHIPPING | 98.6% |
![]() | $165.36 | Top Pick! Condition is Used, 2021 Acura TLX Engine Computer Control Module ECU 33K Miles OE - LKQ413074937, FREE SHIPPING | 98.6% |
![]() | $178.70 | Condition is Used, 2021 ACURA TLX 2.0L Engine Computer OEM Part Number 378206S8A63, FREE SHIPPING | ![]() |
![]() | $209.99 | Condition is Used, Engine ECM Control Module Fits 2021 21 ACURA TLX 37820-6S8-A63 378206S8A63, FREE SHIPPING | ![]() |
![]() | $219.99 | Condition is Used, Used Engine Control Module (ECM) fits: 2021 Acura Tlx Electronic Control Module, FREE SHIPPING | 96.1% |
![]() | $223.44 | Condition is Used, 2021-2022 Acura Tlx Engine Computer Unit - At Tech Fwd 37820-6S8-A65, FREE SHIPPING | 99.6% |

The Acura 378206S8A63 is a 21-model-year specific Engine Control Module (ECM) designed for the Acura TLX 2.0L model from the year 2021. This advanced automotive component, manufactured by Acura, plays a crucial role in managing various engine functions to ensure optimal performance and fuel efficiency.
The ECM is a sophisticated microcontroller that processes real-time data from various engine sensors to make adjustments in real-time. It continuously monitors engine parameters such as air-fuel ratio, engine speed, coolant temperature, and throttle position, among others. Based on this data, the module calculates and adjusts engine functions such as fuel injection, ignition timing, and idle speed to maintain the desired performance and emission levels.
This Acura-engineered ECM is equipped with advanced features such as knock control, idle stabilization, and closed-loop fuel control systems. These features help to improve combustion efficiency, reduce emissions, and provide a smoother driving experience. Additionally, the ECM communicates with other vehicle systems, such as the transmission control module and the powertrain control module, to coordinate engine operation with other vehicle functions.
The Acura 378206S8A63 ECM is designed to be durable and reliable. It features a robust housing that protects the delicate internal components from vibrations and harsh environmental conditions. The module is also designed to be resistant to electrical interference, ensuring stable and consistent operation in various driving conditions.
In the event of a fault or malfunction, the ECM is equipped with diagnostic capabilities that can provide valuable information to help identify and resolve issues. This can help to minimize downtime and save repair costs.
Installing the Acura 378206S8A63 ECM in a 2021 Acura TLX 2.0L model requires the use of specialized tools and knowledge. It is recommended that the installation be performed by a qualified technician to ensure proper installation and functionality.
In summary, the Acura 378206S8A63 is an essential component of the 2021 Acura TLX 2.0L engine system. It is a sophisticated microcontroller that manages engine functions to ensure optimal performance, fuel efficiency, and emission levels. Featuring advanced features such as knock control, idle stabilization, and closed-loop fuel control systems, this module provides a smoother driving experience and improved combustion efficiency. Durably designed and equipped with diagnostic capabilities, the Acura 378206S8A63 ECM is a reliable and essential component for any 2021 Acura TLX 2.0L model.
The Acura TLX 2.0L ECM (Engine Control Module) with part number 378206S8A63 is an essential component of your Acura TLX's engine system. It is responsible for managing various engine functions, such as fuel injection, ignition timing, and emission control. Replacing a faulty ECM can improve vehicle performance and prevent check engine lights from illuminating. Here are some pros and cons to consider before making a purchase.
Pros:1. Improved Engine Performance: A new ECM can optimize engine functions, resulting in smoother acceleration, better fuel economy, and reduced engine knocking.
2. Check Engine Light Elimination: A faulty ECM may cause the check engine light to illuminate. Replacing the ECM can help eliminate the light and prevent potential engine damage.
3. Enhanced Emission Control: The ECM plays a crucial role in managing emission control systems. A new module can help ensure your vehicle meets emission standards and runs efficiently.
4. OEM Part: Purchasing an OEM (Original Equipment Manufacturer) part like the 378206S8A63 guarantees a perfect fit and compatibility with your Acura TLX.
Cons:1. Cost: Replacing an ECM can be a costly repair, especially when purchasing an OEM part. However, the long-term benefits and improved performance may outweigh the initial investment.
2. Installation Complexity: Installing an ECM requires advanced technical knowledge and specialized tools. It is recommended to have the part installed by a professional to avoid potential complications.
3. Potential for Misdiagnosis: A faulty ECM may cause various symptoms, making it difficult to diagnose the issue accurately. Ensure that you or a professional mechanic correctly identifies the problem before purchasing and installing a new ECM.
In conclusion, the Acura TLX 2.0L ECM (378206S8A63) is a crucial investment for maintaining optimal engine performance and ensuring your vehicle meets emission standards. While the cost and installation complexity may be drawbacks, the long-term benefits and improved performance make it a worthwhile investment. If you suspect a faulty ECM, consult a professional mechanic for an accurate diagnosis before making a purchase.
Details:
No expedited shipping is available.
specifications perfoelectric:
- for models: Tlx
- for years: 2021
- brand: Acura
- mpn: 378206s8a63
- part type: Ecm Control Engine Module
- conditions options: 2.0, At
- genuine oem: Yes
- ipn: 590-11619
returns perfoelectric:
- policy: returns accepted
- time: 30 days
- paid by: buyer
shipping perfoelectric:
- service: ups ground
- class: standard
- carrier: ups
- transit: 2-5 days
- type: calculated
seller perfoelectric:
- rating: 99.8%
- city: richland, mississippi
- # reviews: 48221
general perfoelectric:
- category: Auto Parts > Car Truck Accessories > Starters, Alternators, Wiring > Ecus Computer Modules
offer perfoelectric:
- prices: $90.00–$223.44
- item condition: Used
- in stock #: 5
- sold #: 15
- started: december 8, 2025
- availability: in stock
- best offers: true
- options: ship-to-home
payments perfoelectric:
- other
- wallet: apple-pay
- credit card: mastercard
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