Both Terminals at Frankfurt have their own car parks - follow the signs from the autobahns or highway. Use the parking garage for the terminal where your airline is located. The parking information line is: +49 (0)69 690 78888.
Terminal 1 has underground and multi-level parking garages. Garages P1, P2 and P3 are near Area A (including Arrivals), garages P3, P4 and P5 near Area C.
As you approach the airport follow signs for Terminal 1.
Terminal 2
For Terminal 2 parking follow the Terminal 2 signs for parking garages P8 and P9.
There are reserved bays for disabled users at both Terminals. Details available at: +49 (0)69 690 78888.