Open the engine hood and remove the black Mercedes Benz engine cover.
It is the reservoir on the front right of the engine if looking from the front of the car.
It is a black reservoir and cap. Check the fluid level and add accordingly. Note, this car does not take regular Power Steering fluid, but takes a pentosin hydraulic fluid.
Also if your power steering fluid is really low, then you could have a leak. And its possible on your model that if you don't see any external fluid leaks, that it could be leaking internally in the steering rack boots. Just something to keep a eye on.
http://www.installuniversity.com/mb/w203/w203/ps.html
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Where do you add power steering fluid on a 2003 Pontiac Bonneville?
there is no fluid, they have electric power steering.
transmission fluid can be used very similar to power steering fluid transmission fluid can be used very similar to power steering fluid
According to the 2003 Ford Focus Owner Guide : ( Motorcraft MERCON automatic transmission fluid is used as the power steering fluid )
You can use any SAE certified power steering fluid in your 2003 Chevrolet S 10 pickup truck. The power steering fluid usually comes in a pint bottle.
The power steering is controlled by the body control module. There is no fluid.
According to the 2003 Lincoln LS owners manual : Motorcraft MERCON automatic transmission fluid is used as the power steering fluid
wherr is the resovoir for 2004 BMW power steering fluid