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Car Throttle Bodies – Essential Air Intake System Component

Throttle bodies play a crucial role in internal combustion engines by controlling the precise amount of air entering the engine. Acting as the “heart of the intake system,” they regulate how the engine responds to accelerator pedal input. We offer a wide selection of original and pre-owned throttle bodies for most brands and models on the European market. Proper throttle body function greatly influences engine performance, fuel efficiency, and emissions.

How Does a Throttle Body Work?

The throttle body administers the quantity of air allowed into the engine, thus determining the power and the responsiveness of the vehicle. Modern vehicles often use electronic throttle control (drive by wire), where the accelerator pedal sends signals to the ECU, not directly to the throttle body itself. In older models, mechanical linkages still connect the pedal to the throttle plate.

Most Common Throttle Body Faults and Symptoms

Throttle body faults can drastically affect safety and driving comfort. Common symptoms of a failing throttle body include:

  • Unstable idle speed,
  • Lack of power and jerking under acceleration,
  • Difficulty starting the engine,
  • Check engine light illumination,
  • Increased fuel consumption and emissions.

Common causes include deposits (carbon, oil vapors), mechanical wear, stepper motor failure, or throttle position sensor (TPS) issues.

Frequently Asked Questions

  • How do I know if my throttle body is faulty? – Typical symptoms are erratic idle, poor acceleration, or sudden stalling. Diagnostic scanners (OBD2) can help identify issues.
  • Can the throttle body be cleaned? – Yes, regular cleaning with dedicated products prolongs its life and helps keep the engine running smoothly.
  • When should I replace the throttle body? – If cleaning is ineffective or if there is visible mechanical damage/wear.
  • Should I choose original, used, or aftermarket throttle bodies? – Original and carefully selected used parts ensure reliability and full compatibility.

Take Care of Your Intake System

Regular inspection and replacement of the throttle body when necessary ensures smooth performance and optimal efficiency. Our store offers a wide range of throttle bodies for passenger cars, vans, and SUVs. Thanks to our selection of original and tested pre-owned parts, you are guaranteed perfect fit and highest quality. Use our part search or ask our advisors – we’ll help you quickly find the right throttle body for your vehicle!