Image Credit: Unsplash. The Nissan Qashqai’s 1.5 dCi engine otherwise known as the K9K engine, is a 4 cylinder turbocharged diesel engine with direct Common-rail injection. These engines have a relatively small turbo often provided by both Garrett or BorgWarner. Whilst diesel cars are already roughly 33% more fuel-efficient than petrol cars. Nissan Qashqai (Mk1, 2006-2013) icon review; New Nissan Qashqai e-Power 2022 review; Used car tests. He loved the way it drove and the fact the 1.5 dCi engine pulled really well, even when M0y19.