Porsche builds the Macan and Panamera models at the plant.
At the brand's Stuttgart-Zuffenhausen factory, which builds the Taycan and 911 models, production will be maintained this week, Porsche said.
"Further steps will take place in an orderly process," Porsche said. "In the coming days and weeks, we will continuously reassess the situation. The degree of impact on our business activities is determined on an ongoing basis by experts in a task force."
Porsche, along with sibling Volkswagen Group brands VW and Skoda, has been sourcing wiring harnesses from western Ukraine, according to industry sources. BMW also uses wire harnesses produced in Ukraine. Supplies have been disruption by the Russian invasion of Ukraine.