Can you replace the blower motor on a Mercedes Benz W124?

Can you replace the blower motor on a Mercedes Benz W124?

The blower motor on the W124 is not quick or easy to replace but if you follow the instructions here it can be done, and you can save yourself a lot of money. You will need to remove the mono-post wiper and motor before you can remove the blower motor. Please see our article on mono-post wiper motor replacement for additional assistance.

How are the wires connected to a blower motor?

When all the clips are loose the top of the air box will lift off (red arrow). The blower motor has two electrical connections and both wires are color coded for ease of installation (red arrow). Separate the wiring connections noting the wiring runs below the motor. The motor is held in place by a single metal clip.

How to replace the wiper motor on a Mercedes Benz?

When removing the wiper motor you will need to remove the foam section between the engine compartment and the cabin air filter box (red arrow). There are four circular screw heads that look like flowers (red arrow). Unscrew these and carefully remove the piece.

How does a resistor speed bleeder work on a Mercedes Benz?

Replace your resistor Speed Bleeders have a built in check valve that allows the brake fluid to flow out one direction while preventing air from entering the system, we’ll show you how to use them in this article. Everything you need to know to change your power steering filter and fluid is in this article. Sloppy steering?

How does the a / C system work on a Mercedes Benz W124?

Firstly, an explanation is due. The A/C system in a W124 starts in a box that holds the condenser, and travels through lots of plastic ductwork to all of the different vents in the car. The flow to each set of vents is controlled by a door that is actuated with a vacuum piston.

Where is the vacuum on a Mercedes W124?

The solenoid manifold is now clearly visible to the left hand side, with many hoses leading in and out. We will first test the supply vacuum. Pull the line where it enters at the top of the solenoid manifold. Be very careful not to damage the hose or the manifold. Hook up your handheld vacuum pump and observe the gauge while starting the engine.

The blower motor on the W124 is not quick or easy to replace but if you follow the instructions here it can be done, and you can save yourself a lot of money. You will need to remove the mono-post wiper and motor before you can remove the blower motor. Please see our article on mono-post wiper motor replacement for additional assistance.

Where is the regulator on a Mercedes fan blower?

The Mercedes Benz fan blower motor regulator is a series of resisters in a printed circuit board about 2-inches square located right next to the blower motor.

How to disassemble a Mercedes W210 heater control valve?

Press the metal tabs on the housing back inside (green arrows). This prepares the housing to accept the new Duovalve. Shown here are the catches on the Duovalve (green arrows). These slide over the catches in the housing, locking it in place. Now take the new Duovalve and press it down into the housing until both sides click into place.

Why is my Mercedes air conditioner not working?

Your Mercedes vehicle will flash a host of service lights to inform you when something might be damaged inside the car. If the air conditioner unit is not running normally or is only blowing out warm air, it may be a temporary fault. Sometimes the unit isn’t actually damaged, and resetting your climate control unit …