Why is my Mercedes C300 heater not working?
What are common reasons my Mercedes-Benz C300 has heater problems? While there are a variety of reasons your Mercedes-Benz C300 heater is not working, the most common 3 are a broken heater blower motor, a problem with the thermostat, or a failed heater blower motor resistor.
Why is there no heat in my Mercedes ML320?
Description: Trouble shoot an air conditioner and heater control in a Mercedes ML 320. Sometimes it’s just the airflow door motor that’s fried and is not opening the small door that directs the Hot or Cold air out the vents. You have to remove your dash to get to it, or…try this Loading…
Where are the fuses in the Mercedes C300?
The video above shows how to replace blown fuses in the interior fuse box of your 2009 Mercedes-Benz C300 in addition to the fuse panel diagram location. Electrical components such as your map light, radio, heated seats, high beams, power windows all have fuses and if they suddenly stop working, chances are you have a fuse that has blown out.
What to do if your C class heater goes out?
On older vehicles, having the heat go out is often a precursor to some expensive future repairs. However, with modern cars, the solution is usually more simple. If the heat in your C-Class or C-Class AMG has gone out, read about the required diagnostic work here and get it sorted!
What are common reasons my Mercedes-Benz C300 has heater problems? While there are a variety of reasons your Mercedes-Benz C300 heater is not working, the most common 3 are a broken heater blower motor, a problem with the thermostat, or a failed heater blower motor resistor.
How to troubleshoot your Mercedes Benz air conditioner?
Identify the location of your compressor. Look at the pullyer and you should be able to see if it spining or not. The engine running turn the A/C on max cool, set fans high, and make sure that the clutch is engaging on the compressor. The pulley spins any time the engine is running. The center part of the A/C pulley only engages when the A/C is on.
The video above shows how to replace blown fuses in the interior fuse box of your 2009 Mercedes-Benz C300 in addition to the fuse panel diagram location. Electrical components such as your map light, radio, heated seats, high beams, power windows all have fuses and if they suddenly stop working, chances are you have a fuse that has blown out.
On older vehicles, having the heat go out is often a precursor to some expensive future repairs. However, with modern cars, the solution is usually more simple. If the heat in your C-Class or C-Class AMG has gone out, read about the required diagnostic work here and get it sorted!
What to do when your AC Fan is not working?
Checked for incoming resistance ground to the blower, from the dash control switch and it works. Checked for battery at the blower, when the car is running. There is no battery to operate the blower. Rotated all the PDC relays around, they have the same ID, other than ABS pump.
Identify the location of your compressor. Look at the pullyer and you should be able to see if it spining or not. The engine running turn the A/C on max cool, set fans high, and make sure that the clutch is engaging on the compressor. The pulley spins any time the engine is running. The center part of the A/C pulley only engages when the A/C is on.
What to look for when your car fan is not working?
Your vehicle should have a complete relay diagram showing the location of all of the vehicle’s electrical components such as fuses and relays. To fix any blower, the first things to look at are the fuses, relays, and electrical connections.
Why is my Mercedes C300 AC not working?
Learn if it’s a simple fix or time to seek out a trusted technician. Not your vehicle? Why Isn’t My A/C Working? What are common reasons my Mercedes-Benz C300 has air conditioning problems?
What to do if your air conditioner is not working?
Replacement of most air conditioning components requires complete evacuation of the air conditioning system with a refrigerant recovery machine. Once components are re-installed, the technician will remove all air from the system in preparation for recharging the system with new refrigerant.
What happens when the air conditioner compressor fails?
When the compressor fails, the most common symptom is warm air from the vents. A squealing or grinding noise may also be heard from the compressor in the event of mechanical fai… Read More When the condenser fails, the air conditioner will fail along with it.