MERCEDES 221-900-48-03-80 Control Unit Benz

( Model: CL550 CL600 CL63 CL65 S550 ), ( Part Type: Control Unit ), ( Genuine Oem: Yes ), ( Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Make: Mercedes-benz ), ( Year: 2007 2008 2009 ), ( Parts Included: Only Part Reference 1 On The Diagram Is Included ), ( Replaces Part Number: Many Parts. See Description Details Below ), ( UPC: 221900480380 )

Review MERCEDES benz Genuine Remanufactured Control Unit fits CL550 2007–2009

The Mercedes-Benz 221-900-48-03-80 control unit is an essential component of the advanced engine management system in various Mercedes-Benz models. This control unit, also known as the Throttle Actuator Control Unit (TAC), plays a significant role in optimizing engine performance and fuel efficiency.

The 221-900-48-03-80 control unit is a compact, yet sophisticated electronic device that is mounted on the engine. It receives data from various sensors within the engine and vehicle systems, such as the engine coolant temperature sensor, intake manifold pressure sensor, and crankshaft position sensor. Based on this data, the control unit calculates the optimal throttle position for the engine to ensure efficient combustion and emission reduction.

The control unit utilizes an electric actuator to adjust the throttle valve position, which in turn affects the amount of air that enters the engine. This precise control of the throttle valve position enables the engine to respond quickly to changing driving conditions, ensuring smooth and responsive acceleration.

The Mercedes-Benz 221-900-48-03-80 control unit is designed to meet the stringent emission standards and optimize fuel economy. It continuously monitors the engine's performance and adjusts the throttle position accordingly to minimize fuel consumption and reduce emissions.

The control unit features advanced diagnostic capabilities, which can help identify and troubleshoot potential issues within the engine management system. This enables Mercedes-Benz technicians to quickly diagnose and resolve any problems, ensuring optimal engine performance and longevity.

In summary, the Mercedes-Benz 221-900-48-03-80 control unit is an essential component of the advanced engine management system in various Mercedes-Benz models. It optimizes engine performance, fuel efficiency, and emission reduction by precisely controlling the throttle valve position based on data from various sensors within the engine and vehicle systems. Its advanced diagnostic capabilities enable quick identification and resolution of potential issues, ensuring optimal engine performance and longevity.

The Mercedes-Benz 221-900-48-03-80 control unit is a crucial component of the Mercedes-Benz S-Class W221 model produced between 2005 and 2010. This control unit is responsible for managing various vehicle functions, including the air suspension system and the power seat adjustments. Let's discuss some pros and cons of buying a used Mercedes-Benz 221-900-48-03-80 control unit.

1. Improved Functionality: A good working Mercedes-Benz 221-900-48-03-80 control unit can significantly enhance the driving experience by ensuring proper functioning of the air suspension system and power seats.

2. Cost-Effective: Buying a used control unit is a more cost-effective alternative to purchasing a new one from a dealership.

3. Availability: Used control units are widely available on the market from various sources, including salvage yards, online marketplaces, and independent parts suppliers.

1. Unknown History: When purchasing a used control unit, it's important to consider the unknown history of the part. There's a risk that the unit may have been previously repaired or may have some underlying issues that could cause future problems.

2. Compatibility: Ensure that the used control unit is compatible with your specific Mercedes-Benz S-Class model and year.

3. Installation: Installing a used control unit yourself can be a complex and time-consuming process. It may be best to have a professional mechanic handle the installation.

The decision to buy a used Mercedes-Benz 221-900-48-03-80 control unit depends on your specific circumstances. If you are comfortable with the potential risks associated with a used part and have the necessary expertise to install it yourself or have a trusted mechanic to help, then it could be a cost-effective solution. However, if you prefer the peace of mind that comes with a new part or lack the time and resources to install it yourself, then it may be worth considering other options, such as purchasing a new control unit from a dealership or seeking professional repair services. Ultimately, thorough research and careful consideration are essential when deciding to purchase a used control unit.

Details:

Shipping Carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer. Parts must be resalable and in the original packaging. Electrical parts are not returnable.

part #: cl550 prices

• $65.65-$198.00

specifications instrcluster:

• for makes: Mercedes
• for years: 2007-2009
• model: Cl550 Cl600 Cl63 Cl65 S550
• part type: Control Unit
• genuine oem: Yes
• warranty: 1 Year
• fitment type: Direct Replacement
• make: Mercedes-benz
• year: 2007 2008 2009
• parts included: Only Part Reference 1 On The Diagram Is Included
• replaces part number: Many Parts. See Description Details Below
• upc: 221900480380

offer instrcluster:

• quantity: 1
• options: Ship-to-home
• sold: 0
• started: July 8, 2025
• availability: In Stock

returns instrcluster:

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

seller instrcluster:

• # reviews: 18
• city: San Diego, California
• rating: 100.0%

payments instrcluster:

• other
• credit card: Diners-club
• wallet: Google-pay

general instrcluster:

• condition: New
• Interior Parts Accessories > Gauges > Instrument Clusters

shipping instrcluster:

• type: Fixed
• cost: $24.41
• class: Standard
• transit: 3-9 Days
• service: Standard

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