Where is the temperature sensor on a BMW radiator?

Radiator outlet temperature sensor is located on the right side of radiator, installed in the radiator hose. (green arrow) Clean area on hose around sensor.

Can a BMW E90 engine temperature sensor leak?

The sensors can leak through the electrical portion of the sensor, wicking oil or coolant out through the electrical connector. If you suspect this the source of a leak, disconnect the sensor and inspect the connector for signs of fluid. The connector should be dry and free of fluids.

How to change radiator temperature in BMW E90?

Turn ignition ON (do not start engine), set temperature controls in vehicle interior to full warm and blower fan speed to Low. Press accelerator pedal to floor and hold down for ten seconds. Electric coolant pump will run for about 12 minutes to circulate coolant and bleed air from cooling system.

Why is my radiator temperature sensor not working?

The sensor can fail electrically, a fault code will be stored and the MIL (malfunction indicator lamp) will be illuminated. The sensor can also leak coolant from the sensor sealing O-ring. I have replaced this sensor and soon after developed a leak at lower radiator hose.

Radiator outlet temperature sensor is located on the right side of radiator, installed in the radiator hose. (green arrow) Clean area on hose around sensor.

Is there an OEM replacement for the BMW coolant sensor?

OEM replacement for BMW part #13621433076 OEM replacement sensor for your cooling system. Late style connector (see applications). Sensor for reading water temp. OEM replacement for BMW part #12621710511. Stock replacement hose for your radiator – replace before it fails.

What kind of coolant does a BMW E46 use?

See and discover other items: bmw e46 accessories, bmw e60 525xi 2008, bmw f10 accessories, coolant sensor, radiator coolant, bmw e91 parts