2000 BMW 3 Series "temp fan sensor test" Questions

...Temp gauge stays in the middle. After 4 mile top hose very hot and bottom cold, I took the thermostat out and it runs for about 10 mile before overheating at the top hose and at this stage the bottom ...

...fan and relay and both work, the problem may be the engine temp sensor. There are two sensors. One goes to instument cluster. This is engine coolant temp sensor, the other is engine temp sensor which ...

...fan on/off. The water temp sending unit is located near the same area. You know you have the correct sensor is because the water temp sensor has a 2 prong plug. The water temp sending unit only has 1 ...

...temp sensor fans come on cool engine but then no temp gauge any help would be gladly recived many thanks steve if i disconect temp sensor fans come on cool engine but then no temp gauge That's what ...

...fan and the temp gauge not working.. How do I go about testing the fan ? I want to try the easiest ... Radiator fan not turning on automatically - AnandTech Forums forums.anandtech.com > Social > The ...

...temp sensor - fan still does not go on? Have to run the blower fan to keep engine cool. Question is would the Thermostat? have any effect on the Radiator fan? On some vehicles the coolant temp sensor ...

...tells the computer what the engine temp is and the computer activates the fan relay when the temp reaches about 230 degrees.Since you said relay I am assuming your Jeep has an electric radiator

...fan only runs when temp is 220-225 or when the AC is on. Secondary fan is I think 240 degrees before it kicks on. If your fans run when disconnecting the temp sensor at the water pump then I assume ...

...ohms the resistance increases at cooler temps and decreases at higher temps. If the sensor is good then have the fan relays tested. Since both fans don't appear to be working the fans are probably

fan worked. when out and got temp sensor put it in still didnt work On some models, when A/C is used the temp switch gets by-passed so that the fan runs. Without the A/C, the fan may cycle on and off.