4B0927156FF

The Bosch 4B0927156FF transmission control module (TCM) is a critical component in the powertrain system of select 2002-2004 Audi A6 models equipped with a 3.0L engine. This TCM is engineered and manufactured by Bosch, a renowned global technology and engineering company, ensuring the highest standards of quality and performance.

This sophisticated module is designed to regulate various functions of the automatic transmission, including shift points, gear position, and hydraulic pressure control. By accurately monitoring and managing these transmission parameters, the 4B0927156FF TCM guarantees optimal performance, efficiency, and longevity of the transmission system.

Key features of the Bosch 4B0927156FF TCM include an advanced microcontroller for precise signal processing, a self-learning capability to adapt to driving styles and conditions, and a robust design to withstand the harsh conditions of modern automotive applications. The module also comes equipped with diagnostic capabilities, which help in identifying and addressing potential transmission-related issues, ensuring a smoother and more reliable driving experience.

In the event of a failure or malfunction, the Bosch 4B0927156FF TCM can be easily replaced with an OEM (original equipment manufacturer) part, ensuring a proper fit and function. This replacement process is typically carried out by professional technicians using specialized tools and equipment, ensuring a safe and efficient repair.

This Bosch transmission control module is an essential investment for Audi A6 owners seeking to maintain the performance, reliability, and overall value of their vehicles. By choosing a genuine OEM part like the Bosch 4B0927156FF TCM, you can trust that you are getting a high-quality component designed specifically for your vehicle, ensuring a perfect fit and optimal performance.

The Bosch 4B0927156FF transmission control module (TCM) is a crucial component for the 3.0L engine of Audi A6 models produced between 2002 and 2004. Replacing a faulty TCM can improve vehicle performance and prevent check engine lights from illuminating. Here are some pros and cons to consider before making a purchase:

1. OEM Compatibility: This Bosch TCM is an original equipment manufacturer (OEM) part, ensuring proper fit and function with your Audi A6.

2. Improved Shift Quality: A faulty TCM can cause poor shift quality, resulting in jerky or delayed shifts. Replacing it with a new one can lead to smoother and more responsive gear changes.

3. Reduced Check Engine Light: A faulty TCM may trigger the check engine light, which can be a significant inconvenience and potential indicator of a more serious issue. Replacing the TCM can help prevent this issue and maintain a reliable vehicle.

4. Enhanced Fuel Efficiency: A malfunctioning TCM can adversely affect fuel efficiency, leading to increased fuel consumption. A new TCM can help optimize fuel usage and save money on gas.

1. Cost: Replacing a transmission control module can be expensive, especially for an OEM part. The Bosch 4B0927156FF TCM typically costs between $500 and $800, depending on the retailer and location.

2. Labor Costs: Installing the new TCM yourself can be a complex and time-consuming process, requiring specialized tools and knowledge. Labor costs for a professional installation can add to the overall cost.

3. Potential for Additional Repairs: A faulty TCM may be a symptom of a larger issue within the vehicle's transmission system. Replacing the TCM may not entirely resolve the problem, and additional repairs might be necessary.

In conclusion, while the Bosch 4B0927156FF TCM is an essential component for maintaining the performance and reliability of your Audi A6, its high cost and potential for additional repairs may deter some buyers. However, the benefits of improved shift quality, reduced check engine light, and enhanced fuel efficiency can make the investment worthwhile for those seeking a reliable and high-performing driving experience.

If you decide to proceed with the purchase, consider researching reputable retailers or dealerships that offer competitive pricing and warranty coverage to ensure a satisfactory experience. Additionally, consider the possibility of DIY installation to save on labor costs.

Details:

All parts were tested and working 100% guaranteed. This unit may need to be reprogrammed.

specifications perfoelectric:

• for models: A6
• for makes: Audi
• for years: 2002–2004
• brand: Bosch
• mpn: 4b0927156ff
• part type: Control Transmission Module
• non-domestic product: No
• interchange: At Trans With 3.0 L Engine Shifting Unit
• manufacturer warranty: Unspecified Length
• fitment type: Direct Replacement
• country of origin: Hungary
• performance part: Yes

payments perfoelectric:

• wallet: google-pay
• credit card: visa
• other

shipping perfoelectric:

• service: usps ground advantage
• transit: 5-12 days
• carrier: usps
• type: fixed
• class: standard

offer perfoelectric:

• sold #: 12
• options: ship-to-home
• in stock #: 5
• started: march 12, 2026
• availability: in stock
• prices: $114.99–$248.00
• item condition:
  • Used
  • For parts or not working

general perfoelectric:

• category: Auto Parts > Electrical Components

returns perfoelectric:

• time: 30 days
• paid by: buyer
• policy: returns accepted

seller perfoelectric:

• # reviews: 420
• city: national city, california
• rating: 99.5%

Also Viewed:

• 8782: CONTROL MOTOR MODULE, General Motors
• 10384551: ASSIST MODULE, Bosch
• 0295454532: CONTROL MODULE, Mercedes Benz
• 56029583AB: CONTROL INVERTER MODULE UNIT, Bosch
• 68223771AF: CONTROL MODULE, Bosch
• 1375749: CHECK PANEL, Bmw
• 84175968: CONTROL ASSIST, Bosch
• A0009055700: TURN SENSOR MODULE, Bosch
• 6956485: IMPACT SAFETY CONTROL SENSOR, Bosch
• A2115402745: CONTROL BATTERY MODULE, Bosch
• 265005622: CONTROL MODULE, Bmw Bosch