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1.25/1.4/1.6 Ti-VCT vs 1.2 16v: which engine is more reliable?

According to our risk index, the 1.25/1.4/1.6 Ti-VCT carries less risk than the 1.2 16v: 25/100 versus 36/100 (both moderate risk). The 1.25/1.4/1.6 Ti-VCT has no documented serious faults; the 1.2 16v has 1 documented serious fault, the main one being «Damaged head gasket and coolant loss».

Risk index

1.25/1.4/1.6 Ti-VCT

25

Moderate risk · 0 serious faults

Lower risk

Risk index

1.2 16v

36

Moderate risk · 1 serious fault

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

25 sourcesHow we work

Is the 1.25/1.4/1.6 Ti-VCT reliable?

The Ti-VCT is Ford's family of naturally aspirated petrol engines (Sigma, Zetec-SE or Duratec), in 1.25, 1.4, 1.5 and 1.6 litres, fitted to the Fiesta, Focus, C-Max, B-Max, EcoSport and Ka+ between 2003 and 2022. It is a reliable engine in general: its best-documented fault, a variable valve timing actuator that could seize, is concentrated in the oldest units (Focus II and C-Max I) and was corrected afterwards.[1][2][3][4]

See the 4 of the 1.25/1.4/1.6 Ti-VCT faults

Is the 1.2 16v reliable?

The 1.2 16v (D4F) and its 8-valve predecessor, the D7F, are simple naturally aspirated engines, used for over two decades as the entry-level option in Renault and Dacia cars, with a reputation for reliability: the reliability pages consulted document no catastrophic failures and no oil consumption. The most-cited problems are ignition coils and sensors and, on higher-mileage cars, the head gasket.[5][6][7][8]

See the 5 of the 1.2 16v faults

Side-by-side comparison

Comparison of 1.25/1.4/1.6 Ti-VCT and 1.2 16v
1.25/1.4/1.6 Ti-VCT1.2 16v
Technical data
TypeEngineEngine
FuelPetrolPetrol
Displacement—1,149 cm³
TimingTiming belt (dry)Timing belt (dry)
Power60–125 hp60–76 hp
Production2003–2022[1][9][10]2001–2020[11][12][13][14]
Reliability
Risk index (what is it?)25Moderate risk36Moderate risk
Documented faults45
Of high or critical severity01
Worst severityMedium severityHigh severity
Main faults
  1. Medium severity: Ti-VCT actuator or solenoid valve failure on the early units
  2. Medium severity: Higher-than-expected oil consumption
  3. Medium severity: Thermostat, water pump and coolant loss
  1. High severity: Damaged head gasket and coolant loss
  2. Medium severity: Ignition coil failure (misfires, engine warning light)
  3. Medium severity: Probe and sensor faults (crankshaft position, throttle body)
Most expensive documented repairNo reliable dataNo reliable data
Which versions to buy
BuyRecommended versions
  • 1.6 Ti-VCT 85/105/120/125 hp (revised actuator)[3][4][15]
  • 1.5 Ti-VCT 110/112 hp (Ford EcoSport)[16]
  • 1.2 Ti-VCT 70/85 hp, 1,196 cc (Ford Ka+)[17]
With cautionVersions to be cautious about
  • 1.25 Ti-VCT 60/75/82 hp[22][23]
  • 1.4 Ti-VCT 90/96/97 hp[15][23]
  • 1.6 Ti-VCT 115/117 hp (first actuator design, Focus II and C-Max I)[2][24][25]
None
AvoidVersions to avoidNoneNone

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

Cars that each one is fitted to

Other comparisons

With the 1.25/1.4/1.6 Ti-VCT

With the 1.2 16v

Compare other engines

That is the comparison you are viewing: change one of the two engines.

Sources

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

  1. Ford Sigma engineWikipedia · Other source · consulted 27 September 2026
  2. Ford Focus Mk2: Probleme und SchwachstellenGebrauchtwagenberater · Motoring press · consulted 27 September 2026 · in German
  3. Ford Focus: Probleme, Rückrufe, KaufberatungGebrauchtwagenberater · Motoring press · consulted 27 September 2026 · in German
  4. Ford C-Max Mk2: Probleme & SchwachstellenGebrauchtwagenberater · Motoring press · consulted 27 September 2026 · in German
  5. Fiabilité et pannes de la Renault Clio 2Fiches-auto.fr · Motoring press · consulted 27 September 2026 · in French
  6. Fiabilité et pannes de la Renault Clio 3Fiches-auto.fr · Motoring press · consulted 27 September 2026 · in French
  7. Fiabilité et pannes du Dacia Sandero 2Fiches-auto.fr · Motoring press · consulted 27 September 2026 · in French
  8. Maxi-fiche fiabilité : la Renault Twingo 2Caradisiac · Motoring press · consulted 27 September 2026 · in French
  9. Ford FiestaWikipedia · Other source · consulted 27 September 2026 · in Spanish
  10. Ford C-MaxWikipedia · Other source · consulted 27 September 2026
  11. Moteur D RenaultWikipédia (francés) · Other source · consulted 27 September 2026 · in French
  12. Anexo:Motores de RenaultWikipedia (español) · Other source · consulted 27 September 2026 · in Spanish
  13. Renault TwingoWikipedia (alemán) · Other source · consulted 27 September 2026 · in German
  14. Renault Clio IIWikipedia (alemán) · Other source · consulted 27 September 2026 · in German
  15. Ford B-Max: alle bekannten ProblemeGebrauchtwagenberater · Motoring press · consulted 27 September 2026 · in German
  16. Ford EcoSport (ab 2012): typische Probleme & MängelGebrauchtwagenberater · Motoring press · consulted 27 September 2026 · in German
  17. Ford Ka+ (2016-2020): typische Probleme & KrankheitenGebrauchtwagenberater · Motoring press · consulted 27 September 2026 · in German
  18. Fiabilité et pannes de la Renault KangooFiches-auto.fr · Motoring press · consulted 27 September 2026 · in French
  19. Fiabilité et pannes du Dacia LoganFiches-auto.fr · Motoring press · consulted 27 September 2026 · in French
  20. Fiabilité et pannes du Dacia SanderoFiches-auto.fr · Motoring press · consulted 27 September 2026 · in French
  21. Fiabilité et pannes du Dacia Logan 2Fiches-auto.fr · Motoring press · consulted 27 September 2026 · in French
  22. Ford Fiesta – Typische Probleme & Krankheiten (MK6, MK7, MK8)Gebrauchtwagenberater · Motoring press · consulted 27 September 2026 · in German
  23. Fiabilité et pannes Ford FiestaFiches-auto.fr · Owners' forum · consulted 27 September 2026 · in French
  24. Ford C-Max Mk1: Probleme & SchwachstellenGebrauchtwagenberater · Motoring press · consulted 27 September 2026 · in German
  25. Fiabilité et pannes Ford Focus 2Fiches-auto.fr · Owners' forum · consulted 27 September 2026 · in French