303.04.0029 Solenoid Valve ECAS compatible with Volvo

What does an ECAS solenoid valve do?

This ECAS solenoid valve plays a critical role in electronically controlled air suspension systems by regulating airflow to the air springs. Built with high-strength components, it ensures precise height control and stability for heavy commercial vehicles under demanding operating conditions.

Vehicle and engine compatibility

This component is specifically engineered for fitment in various heavy-duty models, including Volvo FH, FM, FMX, and VNL series, as well as Renault Trucks Kerax, Magnum, and Premium. It is also fitted to Mack Granite and Pinnacle trucks. The valve functions within the electronic control unit (ECU) framework to manage inflation and deflation cycles accurately.

Technical specifications and installation

The valve features M22x1,5 VOSS port configurations (Ports 11, 22, 21, and 23) and is rated for a working pressure of 20 BAR. For optimal performance, technicians should inspect all port connections and electrical leads during routine suspension system maintenance to prevent air leaks or signal errors.

Maintenance guidance

This solenoid valve is a reliable replacement for those maintaining high-performance fleets. Check the compatibility list.

OE cross-reference

303.04.0029 (ECAS Solenoid Valve) is the equivalent of the Scania, Volvo and WABCO OE numbers. This part directly replaces Scania OE numbers 1448078, 2084509. It also replaces Volvo OE number 20514449 and WABCO OE number 4728800310.