Where is the refrigerant pressure sensor located in a car?
The location of the refrigerant pressure sensor can differ a lot between car models and depending on whether you are going to replace the high or low-pressure sensor. But usually, the sensors are most often located in the engine bay or under the front/on the AC condenser on the front of the car.
How much refrigerant does a Mercedes Benz have?
Mercedes-Benz refrigerant and oil capacity charts Year Model Refrigerant Refrigerant Oil 300E R134a 33.50 PAG 46 300SD w/ Front & Rear AC R134a 41.50 PAG 46 300SD w/ Front AC Only R134a 39.00 PAG 46 1992 300CE R12 35.00 Mineral
Where is the low pressure service port on a car?
Turn on the vehicle’s engine and set the air conditioning system to maximum cool. Open the hood of your vehicle and locate the low-pressure service port on the larger-diameter aluminum tubing next to the engine on the driver’s side.
What should the pressure be on a Mercedes air conditioner?
Read the pressure in your air conditioner system. If the pressure is low the gauge reading will be in the white zone. If the pressure is normal then the gauge should be in the green zone. You should not have a reading on the HIGH / RED zone except when the car is turned off, in which case it is normal. Always keep the can UPRIGHT.
How to add Freon to a 1998 Mercedes-Benz SL500?
How to add freon to your 1998 Mercedes-Benz SL500: hook up the can of refrigerant (likely r-134a) to the low pressure port. When your compressor kicks on, add freon to the correct pressure. In addition to cooling, freon lubricates the compressor when it runs.
What kind of refrigerant do you use on a Mercedes?
Or if you know you have a seal proof system or don’t like the idea of adding these additives into the expensive Mercedes-Benz A/C climate control system, then adding pure R134a or just one with only added oil will be the safest way to go. Recommended R134 A/C refrigerant kits for aircon refill?
What kind of air conditioner does a Mercedes Benz use?
Mercedes-Benz switched to R-134a in the early 1990s. Look under the hood to see what refrigerant your air conditioner system uses. If you have an older Mercedes-Benz you may need to use R-12 which you can also find online here. My gauge doesn’t have temperature gauge for outside temperature.
What kind of a / C system does Mercedes SL500 have?
The A/C system in your SL500 consists of a compressor that is belt-driven, an evaporator and freon. If there is a problem with your compressor or evaporator, adding freon will not restore cooling.