Continental 408-238-420-001Z Fuel Injection Throttle Body Assembly

Overview of Continental Fuel Injection Throttle Body Assembly

The Continental 408-238-420-001Z is a precision-engineered electric throttle body assembly designed for select BMW models. This component plays a critical role in regulating air intake and fuel delivery, ensuring optimal engine performance and responsiveness.

• Voltage: 12V electric throttle body
• Housing Material: Durable aluminum with silver matte finish
• Air Intake Port Maximum Diameter: 77.28 mm circular throttle bore
• Includes Idle Air Control Motor and Throttle Position Sensor
• Connector Shape: Oval with 6 male blade terminals
• Mounting hardware and gasket/seal not included

Technical Details and Features

This throttle body assembly features a 12-volt electric throttle control system, compatible with BMW 3 Series and 5 Series models including 325i, 325xi, 330i, 330xi, 525i, 525xi, 530i, 530xi, and the Z4. The aluminum housing provides strength and heat resistance, while the silver matte finish offers corrosion protection. The circular throttle bore with a maximum diameter of 77.28 mm allows precise air intake regulation. The assembly includes an integrated idle air control motor and throttle position sensor, essential for maintaining stable idle and accurate throttle response. The connector uses an oval shape with six male blade terminals for secure electrical connections.

Compatible BMW Models and Applications

This Continental throttle body assembly, part number 408-238-420-001Z, is specifically designed for use in the following BMW vehicles:

• BMW 325i and 325xi
• BMW 330i and 330xi
• BMW 525i and 525xi
• BMW 530i and 530xi
• BMW Z4

It is ideal for replacing faulty or worn throttle bodies to restore proper air and fuel delivery in these models.

Common Issues Addressed by This Throttle Body

• Erratic or unstable engine idle
• Poor throttle response or hesitation during acceleration
• Check engine light related to throttle position sensor faults
• Reduced engine power or limp mode activation
• Air intake inconsistencies causing drivability problems

Installation Notes and Tips

Installation of the Continental 408-238-420-001Z throttle body assembly requires careful handling to avoid damage to the integrated sensors. Note that mounting hardware and gaskets are not included and must be sourced separately. Ensure all electrical connections are secure and free of corrosion. Calibration or throttle body relearn procedures may be necessary after installation to ensure proper engine management system operation.

Quality Assurance and Warranty

Continental manufactures this throttle body assembly to meet OEM specifications, using high-quality aluminum housing and reliable electronic components. While specific warranty details are not provided here, Continental products typically come with manufacturer-backed warranties covering defects in materials and workmanship. Verify warranty terms with the supplier or manufacturer upon purchase.