No, the Volkswagen Taigun is not available in diesel fuel type. It is powered by two turbocharged petrol engines: 1-litre (115PS/178Nm) and a 1.5-litre (150PS/250Nm) unit, with a 6-speed manual as standard. The engines get automatic options as well: a 6-speed torque converter for the 1-litre and 7-speed DSG for the 1.5-litre mill. The latter also comes with active cylinder technology, which shuts off two cylinders based on driving inputs to increase fuel efficiency.
The Volkswagen Taigun has ARAI claimed mileage of 17.23 to 19.87 kmpl. The Manual Petrol variant has a mileage of 19.87 kmpl. The Automatic Petrol variant has a mileage of 19.01 kmpl.