My mechanic added some more oil to the AC compressor and the whine dropped quite a bit. So it seems mine will be an AC replacement. Also not cheap, but in SA a failing AC not fun at all in summer.
Let us know please. My experience with power steering noise is that it will make more noise while using while stationary. Not sure if this is the problem in your case. I had the power steering fluid and the pollen filter replaced, and it seems the noise is less. Will let you know if I find the probl...
This seems to be an AC problem on mine. Will let you know what the outcome is.
Your symptoms while parked seems the same. Switch off the AC and check again. Not sure what is making the noise, and if it is load dependent on the AC compressor