From the North:
Take the A1 autobahn until the interchange Wuppertal-Nord and change onto the A46 until interchange Sonnborn.

From the South:
Take the A3 autobahn until the interchange Hilden and change onto the A46 until the interchange Wuppertal/Sonnborn. From there you take the B224 until the exit Essen-Werden, Heiligenhaus in the direction Velbert Nord (North). Turn left towards the city centre. At the big crossing turn right onto the Poststraße. Then take the second right onto the Günther-Weisenborn-Straße.