"Is the A6 2.0 TFSI reliable, and what should you check?"
When buying a used Audi A6 2.0 TFSI 2011 (C7), the most frequently mentioned issue is: PCV system / vapor recirculation fault. Additionally, Timing Chain Tensioner Wear or Failure is also commonly reported.
Engines available in this year
Engine varies by trim; verify the engine code on the listing.
BWA,CAWB,CBFA,CCZA
2.0 TFSI · 2.0 TFSI (200 bg)
EA888/CAEB
2.0 TFSI · 2.0 TFSI (211 bg)
EA888/CDNB
2.0 TFSI · 2.0 TFSI (180 bg)
CDNC
2.0 TFSI · 2.0 TFSI (211 bg)
CAEA,CDNB
2.0 TFSI · 2.0 TFSI (180 bg)
CDNB
2.0 TFSI · 2.0 TFSI (180 bg)
BPJ,BYK
2.0 TFSI · 2.0 TFSI (170 bg)
CESA,CETA
2.0 TFSI · 2.0 TFSI (211 bg)
Known issues and risks
Listed from most frequently reported, each with its source.
PCV system / vapor recirculation fault
Often reported
The crankcase ventilation system (PCV/SFI valve) can clog or fail, causing excessive pressure or vacuum in the circuit, leading to oil consumption, leaks, or rough running.
Engine Bay
Timing Chain Tensioner Wear or Failure
Often reported
Metallic noises and misfires when cold are reported, caused by wear or failure of the timing chain tensioner. If the tensioner fails, the chain can slip, risking serious engine damage (piston/valve collision).
Timing chain
Turbo / Wastegate Failures
Often reported
Some 2.0 TFSI engines report turbo abnormalities, power loss, or unusual noises due to failures in the turbo housing, bearings, or control components (wastegate).
What to look for when buying an Audi A6 2.0 TFSI?+
When buying a 2011 model 2.0 TFSI, check service history, test drive, and engine/transmission warnings. Most commonly reported issues: PCV system / vapor recirculation fault; Timing Chain Tensioner Wear or Failure; Turbo / Wastegate Failures.
What are the chronic problems of the Audi A6 2.0 TFSI?+
Most commonly reported issues: PCV system / vapor recirculation fault; Timing Chain Tensioner Wear or Failure; Turbo / Wastegate Failures.
Is the Audi A6 2.0 TFSI reliable?+
Rather than a simple yes or no, it's best to evaluate proven pros and cons together. This page lists 3 verified findings.
How does Carbeak collect data?+
The cards on this page are derived from Difetti fault database records; brand, fuel, engine, and generation compatibility between the source vehicle and target vehicle are verified. Topics with insufficient evidence are not shown.