Hast Du es mit dem Personalausweis versucht?
Auch laut Timatic reicht er:
Passport required.
- Passports and/or passport replacing documents issued to
nationals of Germany must be valid on arrival.
Passport Exemptions:
- Holders of a National ID Card issued to nationals of
Germany.
- Holders of a German:
Travel Permit Issued in Lieu of Passport ("Reiseausweis als
Passersatz"), accompanied by an expired German passport or
expired German National ID Card; or
Travel Permit Issued in Lieu of Passport for Entry into the
Fed. Rep. of Germany ("Reiseausweis als Passersatz zur
Einreise in die Bundesrepublik Deutschland").
- Holders of a German identity document ( Kinderausweis )
issued to children up to/incl. 15 years of age.
Visa required, except for A max. stay of 30 days for holders
of a National ID Card, issued to nationals of Germany.
Visa required, except for A max. stay of 90 days:
- for nationals of Germany not holding a National ID Card;