Questions tagged [refrigerant]
The refrigerant tag has no usage guidance.
My AC compressors won't run, and the systems won't take a recharge. What should I check next?
I have a 2012 Ford E-350 cutaway with a Starcraft Allstar bus body (70k miles). The front AC is the OEM Ford equipment, and the rear AC is from Trans/Air (I don't have exact model numbers, but I'm ...
A/C not cold on highway
Ac not blowing cold when driving on highway. 2006 scion XA with a fresh r134a recharge. Ac blows cold idling and around town, but when driving on highway (>50mph) ac blows totally warm. Cools down ...
My car A/C lost all of its refrigerant
My car lost all of its refrigerant. I went to mechanic he checked my entire ac system for leakage but couldn't find any. He pressurized the cooling coil and also compressor but he couldn't find any ...
Will running engine after replacing A/C components ruin the new compressor before system is recharged with freon/oil?
I have replaced the air compressor (which came oiled from factory), condenser, evaporator, and expansion valve on a 2002 Honda CRV. I also replaced the alternator. I want to turn the engine on to ...
Is this a non-puncturing refrigerant can?
I finished the job that inspired this question so that others might not have the same trouble, and Jupiter's comment on my answer got me to thinking, "Am I using the can wrong?" The only ...
AC clutch plate on and off
My ac was not working so I installed a new ac pulley, clutch plate, and coil. Now it seems to be working fine again. I notice, however, that the clutch plate engages and disengages fairly regularly (...
Normal AC refrigerant pressure range?
Long story short: the ac of my 2013 Rogue is not working and I am in the process of eliminating various possibilities. One of these is the amount of refrigerant in the system. Hence my question: With ...
Is there a cheap way to recover refrigerant from an AC system
I have a car with a leaky AC and had to refill it with refrigerant in order to identify the source of the leak. My luck, the evaporator core seems to be the problem and I have to drain the system ...
Dodge Dakota 2001 fluid leak under front?
Dripping front that black area. It is a thin fluid, with a tan tint, no smell, not very oily/slippery. Possibly just water? Biggest thing I can think of is I got my A/C recharged a few days ago, then ...
2010 Toyota RAV4 air conditioning blows warm instead of cold
Since it's a second vehicle and I don't use it much, I don't really want to spend money on a diagnosis and have been trying to research how I could diagnose (and maybe fix) the problem myself. https://...
How much Pag oil should be added after recharging refrigerant?
I have a 2003 Citroen c5 which I bought last year, the A/c system has been empty for refrigerant since before I bought it. I have purchased the necessary equipment to vacuum, and recharge the system. ...
Adding Oil to A/C Compressor After Refrigerant Leak?
I recently retrofitted the A/C system on my 1987 Toyota 4Runner for R134a. This included: resealing original Denso 10P15C compressor, flushing the evaporator, condenser, and lines, installing a new ...
when is a/c pressure too low
Last fall I noticed a small hiss when starting the a/c. I looked around the system and noticed a thin film of oil/dirt around the high valve. I guessed my high pressure shraeder valve to be leaking ...
Is 7% refrigerant loss per year worrying?
I some time ago had my car's air conditioning system serviced, when the car was 2.5 years old. It was functioning okay, but I opted for the service because I wanted to have a measurement of the ...
How to determine exact amount of oil in a refrigerant system?
Our all components and refrigerant pipes are new. As far as we know, Compressor is sold with oil inside of it. Do you think should I add extra oil into system after I assemble all system or Is the ...
What is the purpose of high pressure service port in cars ? Can we charge refrigerant into the system by high side service port?
I have read on internet and in Tesla Model S service manual book that we can charge refrigerant by high pressure service port (with gas charging machines or another way) as long as there is vacuum in ...
Is it okay or useful to run heat and AC at the same time?
Most cars that I've seen in my life have a heat slider or dial, which goes from coldest to hottest, and also a button or switch that is labelled "AC". When the heat dial is set to cold, turning on the ...
How to fix air-conditioning in 2008 Honda CRV
I have a 2008 CRV and recently the air conditioning stopped working I have already tried replacing the relay thinking that might’ve been it when I turn the air-conditioning on I can hear something ...
High-side, low-side pressure readings slow to equalize after turning AC off
I was helping a friend yesterday with their E53 X5's AC system when I noticed this strange behavior: Before turning the AC on for the first time both high-side and low-side pressures read the same ...
Is it safe to vent R-1234yf to atmosphere?
There are reports that suggest R-1234yf has a global warming potential (GWP) less than 1, even outperforming carbon dioxide: The study found HFO 1234yf to have a GWP of less than 1. CO2 is considered ...
What exactly is R-1234yf?
I keep on reading about a new refrigerant, R-1234yf, that is being adopted by some automotive manufacturers. What is this refrigerant all about, why are manufacturers considering it and what makes it ...