2232548 Differential Pressure Switch – Fits Ford, International, and Industrial Master Cylinders
Bexar Pro Components: Precision Parts for Uncompromising Performance.
Specifications
- Component Type: Differential Pressure Switch
- Function: Pressure Imbalance Detection / Warning Light Activation
- Application: Heavy-Duty Fleet / Industrial Transport / Vocational Trucks
- Technical Resources: Hydro-Max Technical Manual (PDF)
- Visual Learning: Watch: How the Differential Switch Works
To ensure vehicle safety, verify that this Differential Pressure Switch matches your existing master cylinder configuration exactly. A triggered switch often indicates a hydraulic leak or air in the system. IMPORTANT: Ensure the internal centering piston in the master cylinder is neutralized before installing a new switch to prevent immediate damage to the sensor tip.
Drawing on our shop experience specializing in heavy-duty brakes since 1985, we’ve found that these switches are often blamed when the issue is actually a centered piston that has shifted due to an unbalanced bleed. Always ensure your hydraulic system is properly bled and the master cylinder piston is centered before condemning the switch. If the warning light remains on after a full bleed, the 2232548 switch is likely stuck and requires replacement.












