Where is the fan relay on a radiator?
Where is the fan relay on a radiator? The relay should be located passenger side, underneath the radio. Since the fans turn on when the temp sensor is disconnected, it can't be a fan relay. It must be the 2 wire temp sensor or the ECU. Most likely the temp sensor since when it's disconnected, the ECU turns the fans on. BTW yukiz is referring to the MFI or fuel pump relays. What's the name of the coolant temperature sensor? Coolant temperature sensors are also known as engine coolant temperature sensors or ECT sensors. The principle working of this sensor...