Audi 2.0 TFSI (same as VW TSI) known issues: 1) Oil consumption from worn piston rings — check for class action or extended warranty on your year. Many B8 A4 owners got free piston ring replacement under settlement. 2) PCV system failure causes oil separator to fail, oil enters intake. 3) Timing chain on gen 1 TFSI (2005-2008) stretched at high mileage. 4) High pressure fuel pump failure on early HPFP. Check your VIN for applicable campaigns.
Audi 2.0 TFSI oil consumption and timing chain — common problems
Audi 2.0 TFSI uses oil at high rate. Timing chain noise on startup. This fault code is stored when the engine control unit detects a specific fault condition. Common causes include sensor failures, wiring faults, and component wear. Always read additional fault codes before replacing parts — multiple codes together provide a clearer diagnosis. Clear the code after repair and test drive to confirm the fault does not return.
🔍 Symptoms
⚙️ Possible Causes
Repair / Solution
Based on 134 driver confirmations
⚠️ Wrong Diagnosis?
No commonly reported misdiagnoses for this fault yet. If you have replaced a part that did not fix this Audi 2008 problem, submit a wrong diagnosis report — it helps other drivers avoid the same costly mistake.
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