K12B
Production History
- Swift SZ3, SZ-L, SZ-T, SZ5 (2010-2017)
- Swift Sport (select export variants, 2010-2014)
- Swift facelift models (2013-2017)
Known Failures
- Timing chain tensioner wear - rattle on cold start after 80k miles, documented TSB.
- Head gasket failure - overheating issues reported on 2012 model year units.
- Coil pack degradation - misfires and rough idle on higher-mileage examples.
Specs
Petrol · 1.2L · 94hp · Naturally Aspirated
Replacement Cost
Typical UK rebuilt engine: £900-£1,600 (supply only)




