Audi A6 C5 2.5 TDI V6 Long Term Diesel Guide
Audi
2001
2.5 TDI AFB 150PS
⚡ Quick Summary
Severity Level
Medium
Safe to Drive?
✅ Safe to Drive
Safety Impact
No direct safety impact reported by owners
Urgency Level
🟡 Monitor Closely
A6 C5 2.5 TDI V6 at 400,000 km: timing belt service, EGR valve clean, Haldex AWD service and ZF 5HP fluid.
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 2001 problem, submit a wrong diagnosis report — it helps other drivers avoid the same costly mistake.
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