Continental 408-238-426-003Z Fuel Injection Throttle Body Assembly

Overview of Continental Fuel Injection Throttle Body Assembly

The Continental 408-238-426-003Z Fuel Injection Throttle Body Assembly is designed for precise air intake control in select BMW and Land Rover models. This electric throttle body assembly ensures accurate throttle response and improved engine performance for vehicles like the BMW 540i, 740i, 740iL, X5, Z8, and Land Rover Range Rover.

• Voltage: 12V electric throttle body
• Housing Material: Durable aluminum construction
• Throttle Bore Shape: Circular for optimized airflow
• Air Intake Port Maximum Diameter: 81.13 mm
• Terminal Type: 6-pin male with oval connector shape
• Includes Idle Air Control Motor and Throttle Position Sensor
• Mounting hardware and gasket/seal not included

Technical Details and Features

This Continental throttle body assembly features a silver matte finish aluminum housing that provides strength and heat resistance. The circular throttle bore with an 81.13 mm maximum air intake port diameter allows for consistent airflow management. The electric throttle body type operates at 12 volts and includes an integrated idle air control motor and throttle position sensor, which are essential for maintaining stable idle speeds and accurate throttle position feedback to the engine control unit.

The connector is designed with an oval shape and six male pin terminals, ensuring secure electrical connections compatible with the specified BMW and Land Rover models. Note that mounting hardware and gaskets or seals are not included, so these components should be sourced separately during installation.

Compatible Vehicles and Applications

This throttle body assembly is compatible with the following vehicles:

• BMW 540i
• BMW 740i and 740iL
• BMW X5
• BMW Z8
• Land Rover Range Rover

It is designed to replace faulty or worn throttle bodies that cause issues such as poor throttle response, rough idling, or engine stalling.

Common Issues Addressed by This Throttle Body

• Erratic or unstable idle speeds
• Reduced engine power or throttle lag
• Check engine light related to throttle position sensor faults
• Engine stalling or hesitation during acceleration
• Inconsistent air intake affecting fuel injection performance

Installation Notes and Tips

When installing the Continental 408-238-426-003Z throttle body assembly, ensure the following:

• Verify compatibility with your specific BMW or Land Rover model and engine variant
• Inspect and replace any worn gaskets or seals to prevent air leaks
• Use proper torque specifications for mounting bolts (mounting hardware not included)
• Reconnect electrical connectors securely to avoid signal interruptions
• Perform a throttle body relearn procedure if required by the vehicle’s ECU

Quality Assurance and Warranty

Continental manufactures this throttle body assembly to meet OEM standards for fit, form, and function. The aluminum housing and integrated sensors are engineered for durability and reliable performance. While specific warranty details may vary, Continental typically offers coverage against manufacturing defects. Consult your parts provider for exact warranty terms related to the 408-238-426-003Z throttle body assembly.