To fill the AC on a 1999 Audi A8, locate the low-pressure service port, which is typically found on the larger diameter aluminum line, usually near the firewall on the passenger side of the engine bay. The service port is usually covered by a plastic cap, which you can remove to access the port for adding refrigerant. Make sure to use the appropriate type of refrigerant specified for your vehicle, and always check for leaks before refilling.
Your 1999 Oldsmobile air conditioning air compressor can be found on the left-hand side of the engine. You can fill the system with Freon through the low pressure port.
there is no low side it has to be serviced with a recovery machine high side only info via www.alldatapro.com
the low side hose is the one that is bigger
The 1993 Honda Accord low side Freon fill port will be on the air conditioner compressor. The air conditioner compressor will be on the left-hand side of the engine.
the low pressure line is always the biggest diameter line hooked to the compressor. should be a fitting that looks like a valve stem on that line.
The low side is on the accumulator and the high side is on the discharge line......
The low side line, pass. side.
The AC low side port on a 1999 Cadillac DeVille is against the firewall. It is on the larger of the two hoses going to the AC compressor.
usually the "fatter" hose is the low side its is the smaller port of the 2
it is on the A/C Condenser
Fix the leak, and fill the coolant.
Its located on the low side (suction hose) side, follow the hose from the accumulator to the a/c compressor.......