The German passive voice is very logical, but because it involves multiple moving parts—auxiliary verbs, past participles, and specific word order—it is easy to make a wrong turn.
If you want to move from “broken German” to “fluent German,” you need to eliminate these four common errors. Let’s look at what they are and how you can fix them.
1. Confusing “Werden” and “Sein”
This is the most frequent mistake. In English, we use “to be” for all passive sentences. In German, you must choose between a process and a result.
- The Mistake: Using ist when the action is still happening.
- Wrong: “Die Tür ist gerade geöffnet.” (This implies the door is already open, but “gerade” implies it’s happening now).
- Correct: “Die Tür wird gerade geöffnet.”
How to avoid it: Ask yourself: Is it a movie (Process = werden) or a photo (Result = sein)? For a deeper dive into this, check out our guide on State Passive vs. Process Passive.
2. The “Dative Object” Trap
In English, if you say “I help the man,” the passive is “The man is helped.” In German, if the verb takes a Dative object (like helfen, danken, gratulieren), that object stays in the Dative and cannot become the subject.
- The Mistake: Turning a Dative object into a Nominative subject.
- Wrong: “Der Mann wird geholfen.”
- Correct: “Dem Mann wird geholfen.”
How to avoid it: If the verb is a “Dative Verb,” the person receiving the action stays in the Dative case, and the sentence technically has no subject!
3. Incorrect Word Order (The Verb Bracket)
In a main clause, the auxiliary verb (werden) must be in Position 2, and the Partizip II must be at the absolute End. Many learners accidentally put them together.
- The Mistake: Placing the past participle too early.
- Wrong: “Das Haus wird gebaut in Berlin.”
- Correct: “Das Haus wird in Berlin gebaut.”
How to avoid it: Visualize the “Verb Bracket.” Once you say wird, you are not allowed to say the main action until the very end of the sentence.
4. Forgetting the “Double Infinitive” with Modals
When you use the passive voice in the Perfekt tense with a modal verb (like müssen or können), you get a “triple verb” at the end. Learners often try to use a participle instead of the infinitive.
- The Mistake: Using worden or gemusst in a complex modal structure.
- Wrong: “Das hat gemacht werden gemusst.”
- Correct: “Das hat gemacht werden müssen.”
This is a high-level topic that we explain simply in our guide on Passive with Modal Verbs in German.
💡 Summary Checklist
- Check the Verb: Am I describing an action (werden) or a state (sein)?
- Check the Case: Was the original object Dative? Keep it Dative!
- Check the Bracket: Is my Partizip II at the very end of the sentence?
- Check the “By”: If you mention who did it, use von + Dative (not bei or durch in most cases).
Final Thoughts
Mistakes in the passive voice usually happen when you stop thinking in German logic and start translating from your native language. If you stick to the “Formula” and respect the cases, the passive will become one of your strongest grammar tools.
Next Step: Think you can spot these mistakes in the wild? Check out our comparison of Nominalisierung vs. Passive Voice to see how to avoid using the passive altogether by using nouns instead!