BMW 6964008-01 Liftgate Control Module 6941984 2002 6135696400801

( Manufacturer Part Number: 6964008-01 ), ( Fitment Type: Direct Replacement ), ( Color: White ), ( Material: Plastic ), ( Item Length: Oem ), ( Vintage Part: No ), ( Placement On Vehicle: Rear ), ( Type: Liftgate Trunk Control Module ), ( Ipn: 6941984 ), ( Oe/oem Part Number: 61356980008, 6135-6980008, 6135-6-980-008 ), ( Country Of Origin: Germany )

Review BMW 2002 Liftgate Control Module fits E65 E66 760LI 760I 2005

The **BMW 6964008-01 Liftgate Control Module (Part Number: 6135696400801)** is a critical electronic component designed exclusively for BMW s luxury 7 Series models, specifically the **E65 (760Li) and E66 (760i) generations** produced between **2002 and 2005**. This high-performance module serves as the central control hub for the vehicle s rear liftgate, integrating seamlessly with the car s advanced driver-assistance and convenience systems. Engineered with BMW s signature precision, this module regulates the liftgate s motorized operation, ensuring smooth and responsive functionality whether in manual, automatic, or keyless entry modes. It also interfaces with the vehicle s **central locking system, keyless access, and power liftgate actuators**, allowing for intuitive control via the interior or exterior keyless entry fob. The module features robust diagnostics and self-testing capabilities, enabling it to communicate effectively with the car s **INPA (Integrated Navigation and Programming Aid) or ISTA (Integrated Service Technology and Analysis)** systems for fault code retrieval and troubleshooting. Built to withstand the demanding conditions of BMW s high-end chassis, this component is constructed with durable, high-quality materials to ensure long-term reliability and resistance to environmental factors such as moisture, vibration, and temperature fluctuations. Whether replacing a failed unit or upgrading an existing system, this liftgate control module is an essential part of maintaining the **sophistication, convenience, and cutting-edge technology** that defines the BMW 7 Series. Its compatibility with both the **E65 and E66 platforms** makes it a versatile solution for restorers, mechanics, and enthusiasts seeking to preserve or enhance the performance of these iconic luxury sedans.

### **Analysis of Buying a BMW Liftgate Control Module (Part Number 6135696400801 for E65/E66 7 Series, 2002 2005)**

This part is the **liftgate control module** (also called the **rear door control module** or **liftgate actuator control unit**), which manages the electric liftgate mechanism in BMW s E65 (760Li) and E66 (760i) models from 2002 2005. Below is a detailed breakdown of the pros and cons of purchasing this part, followed by a conclusion and recommendation.

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### **Pros of Buying This Part**

1. **Direct OEM Replacement**

- The part number **6135696400801** is an **original BMW part**, meaning it is designed to match the factory specifications of your vehicle. This ensures proper functionality and compatibility with the existing wiring and control systems.

- Unlike aftermarket clones, an OEM module is less likely to cause software or electrical issues that could trigger error codes (e.g., DME or liftgate-related faults).

2. **Reliability and Longevity**

- BMW s OEM modules are built to last, especially if the vehicle has been well-maintained. The E65/E66 liftgate systems are relatively robust, and a genuine module reduces the risk of premature failure.

- The module controls the **electric liftgate motor**, **sensors**, and **locking mechanism**, so a faulty one can cause the gate to fail to open/close, jam, or even lock unintentionally. Replacing it with an OEM part restores proper function.

3. **Warranty Coverage**

- If purchased from an **authorized BMW dealer** or a reputable BMW parts distributor (e.g., **BMW Parts Online, RockAuto, or a local BMW specialist**), the part may come with a **limited warranty** (typically 1 2 years). This provides peace of mind in case of defects.

- Aftermarket parts often lack warranties, leaving you exposed to potential early failures.

4. **Compatibility with Modern Diagnostics**

- The E65/E66 uses a **CAN bus** and **I-BUS** communication system, and the OEM module is programmed to work seamlessly with the vehicle s **DME (engine control module)** and **central locking system**. Aftermarket modules may not integrate as smoothly, leading to intermittent issues or error codes.

5. **Prevents Further Damage**

- **Excessive strain on the liftgate motor**, leading to its premature failure.

- **Incorrect sensor readings**, which may trigger the **central locking system to malfunction** or cause the liftgate to lock unintentionally.

- **Error codes (e.g., 2C12, 2C13, 2C14)** in the DME, which can require a scan tool to clear.

- Replacing the module early prevents these secondary issues.

6. **Resale Value Consideration**

- If you plan to sell the vehicle later, a **fully functional liftgate system** is a minor but noticeable selling point. Potential buyers may overlook a few minor issues but will notice a non-working liftgate as a red flag.

7. **Ease of Installation (Relative to Some Aftermarket Parts)**

- While the module itself is not overly complex, it requires **disconnecting wiring harnesses** and possibly **reprogramming** (though the E65/E66 typically does not require a dealer-level reprogramming for this part). OEM parts are easier to install than some aftermarket alternatives that may require additional adapters or modifications.

---

### **Cons of Buying This Part**

1. **High Cost Compared to Aftermarket Alternatives**

- An **OEM BMW liftgate control module (6135696400801)** typically costs between **$300 $600**, depending on the source (dealer vs. online retailer).

- **Aftermarket equivalents** (e.g., from **Magna, Bosch, or other third-party suppliers**) can cost **$50 $150**, making them significantly cheaper.

- However, aftermarket parts may not be as reliable or may require additional wiring adjustments.

2. **Potential for Counterfeit Parts**

- If purchasing from **unverified sellers** (e.g., eBay without BMW authentication, random online marketplaces), there is a risk of receiving a **fake or refurbished part** that does not function correctly.

- Always buy from **authorized dealers, BMW-approved distributors, or well-reviewed online retailers** to avoid this issue.

3. **Labor Costs for Replacement**

- The need to **disconnect wiring harnesses** and possibly **remove the liftgate panel**.

- The possibility of **reprogramming requirements** (though rare for this specific part).

- Labor costs at a **BMW dealership** can range from **$150 $300**, while an **independent mechanic** may charge **$100 $200**.

- If you attempt it yourself and make a mistake (e.g., improper wiring), you could **brick the module** or cause electrical issues.

4. **Potential for Additional Issues After Replacement**

- Replace the **liftgate motor** (another **$300 $600** part).

- Check and clean **corroded connectors** or **faulty wiring**.

- Reset the **central locking system** (may require a scan tool).

- A **pre-purchase inspection** (or at least a **scan for error codes**) is recommended before buying the part.

5. **Limited Availability of OEM Parts**

- Some dealers may **mark up prices** due to limited stock.

- You may need to **order the part**, which could take **1 2 weeks** depending on the supplier.

- Aftermarket parts are usually **instantly available**, which can be a pro for urgent repairs.

6. **Possible Need for Additional Software Updates**

- While rare for this specific module, some BMW systems require **dealer-level reprogramming** after component replacement. If the vehicle s **DME or I-BUS system** is outdated, you may need to:

- Visit a **BMW dealer** for a **free or paid update**.

- Use a **third-party scan tool** (e.g., **Bosch KTS, INPA, or ISTA**) if you have experience.

- This adds **time and potential cost** if not accounted for.

---

### **Conclusion**

- You want **OEM quality** and **long-term reliability**.

- You are willing to **pay the higher cost** for a part that matches your vehicle s specifications.

- You have access to **proper installation** (either through a mechanic or your own technical ability).

- You have **verified the part s authenticity** to avoid counterfeits.

However, if **cost is a major concern**, an **aftermarket module** (from a reputable brand) can be a **budget-friendly alternative**, though with slightly higher risk of failure or compatibility issues.

---

### **Recommendation**

- **Purchase from an authorized BMW dealer or a trusted BMW parts distributor** (e.g., **BMW Parts Online, RockAuto, or a local BMW specialist**).

- **Get a pre-purchase inspection** (or at least a **scan for error codes**) to ensure the **motor, sensors, and wiring** are in good condition.

- **Have a mechanic install it** if you are not experienced with BMW electrical systems.

- **Consider getting a warranty** (if available) to protect against early failure.

- **Buy a high-quality aftermarket module** (e.g., **Magna, Bosch, or a well-reviewed brand**).

- **Check reviews and compatibility** before purchasing.

- **Be prepared for potential issues** (e.g., error codes, intermittent failures) and have a **scan tool** ready to diagnose problems.

- **Monitor the liftgate s performance** after installation if it fails soon after, you may need to replace it again.

- **Do not delay replacement**, as a failing module can lead to **motor burnout, wiring damage, or central locking failures**.

- **Avoid "fix-it-yourself" attempts** if you are not confident in BMW electrical work this could worsen the issue.

- **For most owners, the OEM module is the best choice

Details:

It is a genuine part made by BMW in Germany, ensuring quality and compatibility with the specified vehicle model's. The product is a Genuine Factory Stock Original OEM HELBAKO Liftgate Trunk Control Module for specific BMW model's from 2002 - 2005. The module is designed to be of the original equipment manufacturer OEM length , width , and height . It is a white plastic module that fits as direct replacement for the rear of vehicle.

part #: 696400801 prices

• $50.00-$65.00

specifications trunklipa:

• for models: E65, E66, 760li, 760i
• for makes: Bmw
• for years: 2005
• mpn: 6964008-01
• fitment type: Direct Replacement
• color: White
• material: Plastic
• item length: Oem
• vintage part: No
• placement on vehicle: Rear
• type: Liftgate Trunk Control Module
• ipn: 6941984
• oe/oem part number: 61356980008, 6135-6980008, 6135-6-980-008
• country of origin: Germany

shipping trunklipa:

• type: Calculated
• service: USPS Ground Advantage
• cost: $0.00
• transit: 7-11 Days
• class: Standard
• carrier: USPS

general trunklipa:

• condition: Used
• Exterior Parts Accessories > doors, Trunk Lids Hatches > Hatches Trunk Lids

seller trunklipa:

• city: Caulfield, Missouri
• rating: 98.8%
• # reviews: 1158

returns trunklipa:

• time: 14 Days
• policy: Returns Accepted
• paid by: Buyer

payments trunklipa:

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

offer trunklipa:

• quantity: 1
• sold: 0
• availability: In Stock
• options: Ship-to-home
• best offers: True
• started: April 10, 2026

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