Syvecs Pierburg 3 Port Solenoid

Syvecs Pierburg 3 Port Solenoid

The Syvecs Pierburg 3 Port Solenoid is a high-speed boost control valve designed to provide fast and precise manifold pressure management. Unlike generic solenoids that can be sluggish or prone to sticking when hot, this Pierburg unit is a motorsport-standard component engineered for high-duty cycle operation. It is the definitive tool for tuners using Syvecs Engine Management to achieve rock-solid boost stability and aggressive spool-up times.

By utilizing a 3-port configuration, the solenoid can be used in both "Interrupt" and "Bleed" setups, allowing for total control over the wastegate diaphragm. This ensures that the wastegate stays fully closed until the target boost is reached, maximizing low-end torque and transient response.

Performance and Precision Engineering

The solenoid is selected for its ability to handle the high frequencies required for smooth, closed-loop boost control.

• Fast Response Time: Features low-latency switching to allow for high-resolution PWM control (typically 20Hz to 30Hz).

• High-Temp Resilience: Specifically designed to live in the harsh environment of an engine bay without suffering from heat soak or duty-cycle drift.

• Versatile Plumbing: The 3-port design allows for a variety of routing options to suit internal wastegates, external wastegates, or even multi-turbo configurations.

• Direct ECU Control: Compatible with all Syvecs low-side PWM outputs, allowing for seamless integration into the SCal Boost Control strategy.

Plumbing and Wiring Data

The solenoid features three ports labeled 1, 2, and 3. The most common configuration for an external wastegate is the "Interrupt" method.

Standard Port Routing (External Wastegate):
Port 1: Pressure Source (Turbo Outlet/Manifold)
Port 2: Output to Wastegate Bottom Port
Port 3: Vent to Atmosphere (or Intake Pipe)

Electrical Pinout:
This is a non-polarized 2-wire solenoid.
Pin 1: 12V Switched Power (Ignition)
Pin 2: PWM Signal (Connects to ECU Low-Side Output)

Technical Specifications