The BorgWarner S-334 Oil Pressure Switch is an aftermarket engine oil pressure sensor from the BWD line, designed to monitor oil pressure and provide a switch signal to the vehicle’s warning system. The S334 is described as a BWD laser-etched oil pressure switch with polyimide film circuitry, aiming for precise readings of actual oil pressure. This part is sold under BorgWarner’s BWD brand and is listed by Canadian retailers under part number S334, including availability from retailers such as Canadian Tire (Part #S334) and PartSource in Canada.
