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

How to Replace the Temperature Sensor and Coolant Thermostat on the Mercedes W124

Model: Mercedes Classe E W124 - Years: 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995
Part: Engine coolant temperature sensor

See other generations:
Video tutorial

Replacing the temperature sensor and coolant thermostat on the Mercedes W124 is very simple, thanks to our brief guide. Start by opening the hood and removing the air intake hose.

Next, drain the coolant from the engine and clean the fasteners of the thermostat housing. Once clean, you can remove the thermostat along with the housing.

Now, install a new thermostat and a new coolant sensor, following the reverse procedure. Finally, add coolant to the reservoir.


Updated on 30 July 2026 by ScegliAuto


Related tutorials

How to Replace the Thermostat on a Mercedes E-Class?
How to Replace the Thermostat on a Mercedes E-Class?
Mercedes Classe E (1984-1995 / W124) Hello, today you will replace the thermostat on your Mercedes E-Class. Start by opening the front hood. Next, drain the cooling system by removing th…
How to Remove the Exterior Rearview Mirror on the Mercedes E-Class W124
How to Remove the Exterior Rearview Mirror on the Mercedes E-Class W124
Mercedes Classe E (1984-1995 / W124) In this video, discover the steps to remove and replace the exterior rearview mirror on the Mercedes E-Class W124, second series. First, open the fro…
Removing Instrument Cluster on Mercedes E-Class W124
Removing Instrument Cluster on Mercedes E-Class W124
Mercedes Classe E (1984-1995 / W124) Unlike almost all car models produced today, removing the instrument cluster on the Mercedes E-Class W124 is really simple. As you can see in the vid…

How to Remove the Rear Seat of a Hyundai Tucson?

To remove the rear seat of a Hyundai Tucson, follow these steps. Start by moving the front seats to their most forward position to gain space. Next, locate the release lever on the underside of the rear seat, near the floor. Press this lever down while pulling the seat upwards to unlock it from the anchor pins. Once unlocked, tilt the seat upwards and forwards to remove it from its position. Repeat this process for both sides of the rear seat. Be careful of any electrical cables or components that may be connected to the seat during removal. Once the rear seat is removed, the disassembly is complete.

Watch the video!


by ScegliAuto

More videos