Is lupus attacking the nerves the same as ms? I know they’re different diseases, but when lupus affects the nervous system, does it do it the same way as ms? Are the symptoms the same?

One kind of lupus. Lupus has many ways of hurting and destroying organs, one kind of lupus of the nervous system is similar and may coincide with ms numbness poor function disconections of short circuits in electric system (nerves are like cables, with ms you loose the insulation, myelin).
You . You are correct, lupus and ms have different mechanisms, but some of the symptoms may be the same. The treatment for acute flares of ms is, in fact, very similar as for the lupus flares, but there are notable differences in long-term treatments, because these target the underlying mechanisms - which are different.