The company started the auto manufacturing business in 1967 and has maintained its Solid Gold Reputation in the country. Here are the most popular Hyundai engines. CRDi Engines: CRDi stands for common rail direct injection. Hyundai uses diesel CRDi engines in diesel-powered vehicles like the Hyundai Santa Fe, Hyundai Tucson, and others. i30 1.6 CRDi VGT DPF (66 kW) (2007 – 2009) D4FB: Hyundai i30 (2007-2011) – pregled problem i kvarova; Hyundai i30 1. gen 2007. – 2012.- Polovnjak, prednosti i30 1.6 CRDi DPF (100 kW) Transaxle, manual: 1,9-2 L: Check 60000 km/ 48 months, Change 120000 km: Original oil: i30 1.6 CRDi DPF (100 kW) Transaxle, semi-automatic: 1,9-2 L: Check 60000 km/ 48 months, Change 90000 km: Original oil: i30 1.6 CRDi DPF (100 kW) Transaxle, automatic: 7,1 L: Check 60000 km/ 48 months, Change 90000 km: Original oil 44AJP.