The fourth-generation Seat Ibiza (code name 6J, then 6P after 2015) is based on the Volkswagen Group's PQ25 platform, shared with the VW Polo V and Audi A1. Designed by Luc Donckerwolke, it stands out with its dynamic design ("Arrow Design") and a sportier chassis setup than its German cousins. It underwent two facelifts: a minor one in 2012 (front end) and a major technical overhaul in 2015 (6P generation) which transformed the interior (higher quality materials, modern infotainment) and introduced Euro 6 engines (EA211 family), resolving most of the reliability issues of the early years. It's a two-faced model: 2008-2014 versions require great vigilance (TSI timing chains, EGR valves on TDI, DSG7 gearbox), while 2015-2017 versions are highly recommended.
Buying a Seat Ibiza IV requires a surgical approach. Models produced between 2008 and 2014 are plagued by timing chain problems (TSI EA111), excessive oil consumption (1.4 TSI), EGR valve issues (1.6 TDI), and DSG7 gearbox faults. For these years, prioritize the indestructible 1.4 16v or 1.6 16v naturally aspirated engines. However, the 2015 facelift (Ibiza 6P) transformed the car: the arrival of EA211 (belt-driven) and EA288 engines eradicated most mechanical flaws, while the interior saw a qualitative leap. Our advice: absolutely target a post-2015 model (1.0 EcoTSI or 1.2 TSI EA211) for a worry-free purchase.