Mostdrivers won’t opt for this base engine due to the lower running costs associated with diesels – and that’s a shame.
AudiA5 Cabriolet engine options. The A5 Cabriolet comes with a choice of 1.8 and 2.0 TFSI petrol engines, the latter available with quattro four-wheel drive. Audi A5 Cabriolet Mk1 known faults and common problems. 1. Diesel engine emissions. The A5 sits right in the heart of Audi’s popularity with fleet buyers and unrealistically low CO2