Audi S6 S7 C7 4.0 TFSI Timing Chain Tensioner
Audi
A6
2013
4.0 TFSI CWGD
⚡ Quick Summary
Severity Level
Medium
Safe to Drive?
⚠️ Drive with Caution
Safety Impact
Indirect risk — worth monitoring, not urgent
Urgency Level
🟡 Monitor Closely
The timing chain tensioner on 4.0 TFSI can develop cold start rattle. P0016/P0017 stored. Updated tensioner from Audi. Full chain kit on V8: £1,500-3,000.
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 A6 2013 problem, submit a wrong diagnosis report — it helps other drivers avoid the same costly mistake.
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