1992 Mercedes-Benz 190E Q&A

1992 Mercedes-Benz 190E Question: Where do i put the refrigerant in and where is the high side and low side?

is there a diagram to show me? -
Answer 1
high side is usually the smaller tip low side most timesit lower neer the front of the car -
Answer 2
The low side access port you will find is on the top and is more easily accesible. The High side is down inside closer to the ac compressor. Be warned you might need to convert from r12 to r134. -