Audi Q7 4L Transfer Case Oil Leak
Audi
Q7
2006
All quattro
⚡ Quick Summary
Severity Level
Medium
Safe to Drive?
✅ Safe to Drive
Safety Impact
No direct safety impact reported by owners
Urgency Level
🟡 Monitor Closely
The transfer case on Q7 develops output shaft seal leaks. ATF drips under the centre of the car. Low fluid causes vibration at motorway speeds and eventual bearing damage. Seal replacement costs £200-400.
Repair / Solution
No confirmed fixes yet. Share yours below.
⚠️ Wrong Diagnosis?
No commonly reported misdiagnoses for this fault yet. If you have replaced a part that did not fix this Audi Q7 2006 problem, submit a wrong diagnosis report — it helps other drivers avoid the same costly mistake.
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