Do it yourself
Frequently asked questions about cars and motorcycles
Car tutorial (Do it yourself) Motorcycle tutorial (Do it yourself) Frequently Asked Questions

Thermostat Removal and Replacement

Model: BMW Serie 3 E46 - Years 1998-2006
Part: Thermostat

This video shows how to remove and replace the thermostat. First, locate the thermostat housing. Once identified, you can begin its removal and replacement. The thermostat is secured by four screws: three 10 mm screws and one 13 mm screw. After removing these four screws, remember to disconnect the connector before proceeding to extract the thermostat. Finally, after removing the old thermostat, to install the new one, apply gasket sealant around the housing to prevent coolant leakage.

Updated on 11 February 2026 by ScegliAuto

Video tutorial

Related tutorials

How to Replace the EGR Thermostat on a BMW 320d
How to Replace the EGR Thermostat on a BMW 320d
BMW Serie 3 (2005-2013 / E92, E90, E91) Is the thermostat on your BMW 320d malfunctioning? No problem, today you will learn how to replace it. Once you have the new thermostat, you can star…
Water Pump and Thermostat Replacement
Water Pump and Thermostat Replacement
BMW Serie 3 (1998-2006 / E46) Open the hood and ensure it is securely supported. The water pump is located at the front of the engine, so you need to remove the air intake duct, t…
Remove thermostat on BMW 3
Remove thermostat on BMW 3
BMW Serie 3 (1998-2006 / E46) Removing the faulty thermostat on a BMW 3 Series? We see the disassembly from inside the engine compartment. Let's lift the front hood, let's put it …

Other guides you may be interested in

How to Reset the Tyre Pressure Indicator on a Jeep Wrangler

This procedure does not require any special tools or skills. After starting your vehicle and noticing the indicator on the dashboard display, simply open the driver's side door to get the correct pressure settings for both front and rear tyres. Inflate your tyres to the indicated pressures, then restart the vehicle's onboard computer. If the indicator continues to flash, contact a specialist to check the relevant sensor.

Watch the video!


by ScegliAuto

More videos