Audi RS Q8 4M 4.0 TFSI V8 MHEV 48V Battery Check
Audi
2019
4.0 TFSI EA825 V8 48V
⚡ 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 48V mild hybrid battery in RS Q8 should be tested at 100,000 miles. Cell faults cause mild hybrid system deactivation. Software update resolves most cases. Hardware replacement: £800-1,800.
Onarım / Çözüm
No confirmed fixes yet. Share yours below.
⚠️ Yanlış Teşhis mi?
No commonly reported misdiagnoses for this fault yet. If you have replaced a part that did not fix this Audi 2019 problem, submit a wrong diagnosis report — it helps other drivers avoid the same costly mistake.
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