Why is my Mercedes SLK 200 heater fan not working?

Why is my Mercedes SLK 200 heater fan not working?

Customerreply replied 11 years ago motor is not working at all is there any other relays of resistors I need to check before I start looking for a new heater blower motorAs I have checked all the fuses in the box under the bonett and in the campartment at the side of the dash when drivers door is opened.

Why is my C230 Komp heater not working?

C230 Komp blower has been off and on since last year, and only working on 5 when it did. Worked fine over summer. Now that it is cold, it stopped for the most part. Read the threads here….pulled cover off from under passenger foot well and access the blower motor and wiring. Wiggled wires and checked connections and that did the trick.

What to do if your Mercedes heater blower is not working?

My blower motor was fixed in with 3 posidrive screws. Had to use a stubby screwdriver on one of them too due to a serious lack of room. Check first before just pulling it out Rooty.

Customerreply replied 11 years ago motor is not working at all is there any other relays of resistors I need to check before I start looking for a new heater blower motorAs I have checked all the fuses in the box under the bonett and in the campartment at the side of the dash when drivers door is opened.

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.

What happens when the blower motor does not come on?

As a note, 85 percent of the time when the blower motor does not come on or operates at one speed only, the blower motor resister is at fault. The resister emits substantial heat from the resistance it supplies and eventually burns up. The resister is inexpensive as parts go and is simple to replace.

What to do if your blower fan stops working?

Take glove box out on passenger side. Upper left corner is Blower Fan Knock on it. If it comes on it is going out will need to replace. Blower fan will not come on at all? Check Fuses & Blower Fan? Fuses replaced for blower fan,took blower fan out and tested it and it worked? Well it has to be you climate control panel nothing else to check!

How to test a Mercedes Benz fan blower motor regulator?

This is the blower motor resister, which controls the fan speeds. Disconnect the multi-wire connector from the blower motor resister next to the blower motor. Start the car and turn the air conditioning on. Test the connector for power at the terminals in the connector using the voltmeter. If there is power, reinstall the connector to the resister.

What should I do if my blower motor is not working?

If it’s good, refer to a wiring diagram for your vehicle and conduct these tests: Disconnect the electrical connector at the blower motor and jumper power and ground to the motor, bypassing all the speeds controls.

What are the symptoms of a failed blower motor resistor?

Blower motor resistor problems. Problems with a blower motor resistor are common in many cars. The most common symptom of a failed blower motor resistor is when the heater fan only runs at high speed and doesn’t work at low speeds.

My blower motor was fixed in with 3 posidrive screws. Had to use a stubby screwdriver on one of them too due to a serious lack of room. Check first before just pulling it out Rooty.

C230 Komp blower has been off and on since last year, and only working on 5 when it did. Worked fine over summer. Now that it is cold, it stopped for the most part. Read the threads here….pulled cover off from under passenger foot well and access the blower motor and wiring. Wiggled wires and checked connections and that did the trick.

Where are the fuses on a Mercedes Benz SLK?

Fuse box diagram (fuse layout), location, and assignment of fuses Mercedes-Benz SLK (R170) (SLK 200, SLK 230, SLK 320 and SLK 32 AMG) (1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004). The fuses in your vehicle serve to close down faulty circuits. If a fuse blows, all the components on the circuit and their functions stop operating.

Is the Mercedes SLK heater motor not working?

R171 2005 SLK with severe water ingress which has damaged heater blower motor and speed controller.Was this helpful? Buy me a coffee.. https://Ko-fi.com/aut… R171 2005 SLK with severe water ingress which has damaged heater blower motor and speed controller.Was this helpful? Buy me a coffee.. https://Ko-fi.com/aut…

How long does a Mercedes Benz blower fan run?

Pressed the switch again, the blower fan stopped again for a few seconds, then resumed the lower speed. The owner’s manual notes the fan may run for up to 30 minutes in warmer temperatures. Left it for an hour – still running at the low speed.

Why is my ML320 blowing hot air only?

A common problem with the ML320 / ML430 is the AC getting stuck on Hot or Cold setting. This is caused by the blend motor flap getting stuck and no longer moving when you rotate the AC knob between Hot and Cold. You can manually switch the blend motor flap if you remove the glove box.