VDO 408-238-425-005Z Fuel Injection Throttle Body Assembly

Overview of VDO Fuel Injection Throttle Body Assembly

The VDO 408-238-425-005Z Fuel Injection Throttle Body Assembly is designed specifically for BMW 760i and 760Li models. This electric throttle body assembly ensures precise air intake control, contributing to optimal engine performance and fuel efficiency.

• Voltage: 12V for standard automotive electrical systems
• Silver matte finish with durable aluminum housing
• Air intake port maximum diameter of 69.80 mm for efficient airflow
• Includes idle air control motor and throttle position sensor
• Oval-shaped connector with 6 male blade terminals
• Regular grade type for reliable daily use
• Mounting hardware and gasket/seal not included

Technical Details and Features

This VDO throttle body assembly features an aluminum housing that provides strength while maintaining lightweight characteristics. The electric throttle body type allows for precise electronic control of the throttle plate, improving throttle response and engine management. The included idle air control motor helps regulate engine idle speed, while the integrated throttle position sensor provides accurate feedback to the engine control unit (ECU). The connector is oval-shaped with six male blade terminals, compatible with the BMW 760i and 760Li wiring harnesses. The air intake port diameter of 69.80 mm supports adequate airflow for these high-performance vehicles.

Compatible Vehicles and Applications

This throttle body assembly is compatible with the following BMW models:

• BMW 760i
• BMW 760Li

It is designed to replace the original equipment part number 408-238-425-005Z, ensuring proper fit and function in the fuel injection system of these vehicles.

Common Issues Addressed by This Throttle Body

• Irregular or unstable engine idle speed
• Poor throttle response or hesitation during acceleration
• Check engine light related to throttle position sensor faults
• Reduced engine performance due to faulty air intake control
• Engine stalling or surging at low speeds

Installation Notes and Tips

Installation requires removal of the existing throttle body assembly. Ensure the electrical connector matches the oval 6-terminal male blade configuration. Since mounting hardware and gaskets are not included, reuse existing components if in good condition or source replacements separately. Proper torque specifications should be followed to avoid air leaks or damage to the aluminum housing. Calibration or relearning procedures may be necessary after installation to ensure optimal throttle response.

Quality Assurance and Warranty

Manufactured by VDO, a reputable supplier of automotive components, this throttle body assembly meets OEM standards for fit and function. The aluminum housing and integrated sensors are tested for durability and accuracy. Warranty coverage details should be confirmed at the time of purchase, as they may vary by distributor or region.