2.0 TSI / TFSI vs M271: which engine is more reliable?

According to our risk index, the 2.0 TSI / TFSI carries less risk than the M271: 54/100 versus 59/100 (both high risk). The 2.0 TSI / TFSI has 2 documented serious faults, the main one being «High oil consumption»; the M271 has 1 documented serious fault, the main one being «Timing chain stretch and wear of the camshaft sprockets».

Risk index

2.0 TSI / TFSI

High risk · 2 serious faults

Lower risk

Risk index

M271

High risk · 1 serious fault

The index (0–100) weights the severity and frequency of the three most serious documented faults. How it is calculated

Reviewed on 27 September 202612 sources How we work

Is the 2.0 TSI / TFSI reliable?

It depends above all on the generation. The earliest units (2008-2012, without Valvelift) have more oil consumption complaints and somewhat more chain and tensioner wear; from 2012 the Valvelift design reduced oil consumption but kept carbon build-up on the intake valves as a weak point until, around 2016, supplementary indirect injection was added. The thermostat housing with the integrated water pump leaks coolant in several generations.^{[1][2][3][4][5]}

See the 5 of the 2.0 TSI / TFSI faults

Is the M271 reliable?

The M271 is the four-cylinder petrol engine Mercedes-Benz fitted from 2002 to 2015, first with a mechanical supercharger (Kompressor) and, from 2009, with a turbo in the EVO revision. It has one well-documented weak point across the range: the timing chain and the camshaft sprockets can wear prematurely, a problem a specialist source describes as persistent even after the EVO redesign.^[6][7][8]

See the 4 of the M271 faults

Side-by-side comparison

Comparison of 2.0 TSI / TFSI and M271
Item	2.0 TSI / TFSI	M271
Technical data
Type	Engine	Engine
Fuel	Petrol	Petrol
Displacement	1,984 cm³	1,796 cm³
Timing	Chain	Chain
Power	170–320 hp	122–204 hp
Production	since 2008^[1][9]	2002–2015^[7][8]
Reliability
Risk index (what is it?)	54High risk	59High risk
Documented faults	5	4
Of high or critical severity	2	1
Worst severity	Critical severity	Critical severity
Main faults	High severity: High oil consumption Critical severity: Timing chain and tensioner wear Medium severity: Carbon build-up on the intake valves	Critical severity: Timing chain stretch and wear of the camshaft sprockets Medium severity: Oil leaking from the camshaft adjuster solenoids into the wiring Medium severity: Crankcase ventilation hose under the supercharger: it cracks and lets in false air
Most expensive documented repair	up to €4,000High oil consumptionPublished figure^[10]	No reliable data
Which versions to buy
BuyRecommended versions	2.0 TSI/TFSI Gen 3B / evo, with added indirect injection (2016 onwards, 190-320 hp)^[1][5][11]	None
With cautionVersions to be cautious about	2.0 TSI/TFSI Gen 1, without Valvelift (2008-2012, 170-220 hp)^{[2][3][11][12]} 2.0 TSI/TFSI Gen 2/3, with Valvelift and direct injection only (2012-2016, 180-230 hp)^[2][3][11]	M271 Kompressor 1.6/1.8 (KE16/KE18)^[6] M271 EVO 1.8 turbo CGI (DE18 LA)^[6]
AvoidVersions to avoid	None	None

Severity of each fault: green, low; amber, medium; red, high; dark red, critical. How we rate them

Cars that each one is fitted to

2.0 TSI / TFSI

See the 42 models with the 2.0 TSI / TFSI

M271

See the 7 models with the M271

Other comparisons

With the 2.0 TSI / TFSI

With the M271

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Sources

Every fact on this page links to its source. If you find an error, let us know.

Volkswagen EA888 engineWikipedia (inglés) · Other source · consulted 26 September 2026
Fiabilité Volkswagen (datos de propietarios por modelo)fiches-auto.fr · Reliability study · consulted 26 September 2026 · in French
Fiabilité Audi (datos de propietarios por modelo)fiches-auto.fr · Reliability study · consulted 26 September 2026 · in French
Motores TFSI: características, ventajas e inconvenientesAutofácil · Motoring press · published 18 May 2020 · consulted 26 September 2026 · in Spanish
Motor 2.0 TFSI 190 CV (ficha técnica)km77 · Technical documentation · published 13 May 2015 · consulted 26 September 2026 · in Spanish
Mercedes M271: Typische Probleme und HaltbarkeitGebrauchtwagenberater · Motoring press · consulted 27 September 2026 · in German
Mercedes-Benz M271 engineWikipedia · Other source · consulted 27 September 2026
Mercedes-Benz M 271Wikipedia (alemán) · Other source · consulted 27 September 2026 · in German
Audi TTWikipedia (inglés) · Other source · consulted 26 September 2026
Tu coche quema aceite: 6 señales de alarma y la solución definitiva para salvar tu motorAutopista.es · Motoring press · published 19 June 2026 · consulted 26 September 2026 · in Spanish
Témoignages fiabilité Audifiches-auto.fr · Owners' forum · consulted 26 September 2026 · in French
Témoignages fiabilité Volkswagenfiches-auto.fr · Owners' forum · consulted 26 September 2026 · in French