From the Reschen Pass:

in Foresta-Forst locality (Forst brewery) immediately before Merano, exit indicated to the right towards Marlengo.

From the Brenner Pass by way of Bolzano:

exit the toll motorway at Bolzano sud, continue to Merano on the MEBO highway until the exit for Marlengo. Proceed by taking the bridge over the Adige River towards Marlengo/Marlengo town.

From the Brenner Pass by way of Vipiteno- Jaufen Pass or Timmesjoch:

exit the toll motorway at Vipiteno and on the pass road towards Merano. Once you have driven through the town following indications for the Gampen Pass, take the bridge over the Adige River. Exit right towards the centre of the town of Marlengo. The Jaufen Pass is open from May to October; the Timmesjoch is open from June to September.