S54 coolant temp sensor. Jul 28, 2025 · I also read somewhere a malfunctioning sensor...

S54 coolant temp sensor. Jul 28, 2025 · I also read somewhere a malfunctioning sensor can even reverse-read, so the temperature difference would get bigger and bigger depending on the temperature. Interestingly enough, the S54 z3's don't have a Radiator Outlet Temp Sensor like the e46 M3 or my e39 M5. Coolant temperature sensors are vital to your cooling system. If you're running a stock cooling system, a non-functional coolant temperature sensor can prevent your fan from flipping on or give you an inaccurate temp reading, preventing you from knowing when your vehicle is running hot. Hack Engineering Coolant Sensor Tube for BMW S54 engines. Sell one like this Sell something else COOLANT TEMPERATURE SENSOR GAUGE IN FRONT OF THE RADIATOR EPS 1830279 P NEW Mas-motorstore (19526) 99. This tube replaces the factory tube which runs from the thermostat housing to the water rail. This article shows you how to replace the engine oil pressure and coolant sensor on BMW Z4 models with an S54 engine. I currently have a fan turning on issue happening and I don't know where the worrying number is. Jul 20, 2017 · The only coolant temperature sensor on these cars is the one in the head under the intake manifold. tbqqel zpvd wfrdh wqih kmfbsdu iav rfk ymho taxmc cooy