The early PD diesels may feel a little rough by modern standards, making the common-rail a much better proposition – they have a four-letter engine code starting with a letter ‘C’. Be sure to stick religiously to the correct 507.00 brew. For reference, the cambelt change interval is usually every 140,000 miles/four years.
Late 1.6 TDI and 2.0 TDI engines may have been caught up in VW’S emissions scandal, so check any software updates have been carried out.
Diesel particulate filters (DPFS) can throw up issues if a Superb spends all its life in town, or if the exhaust gas temperature sensor fails (a replacement costs £142 from an independent), which will make it clog up prematurely.
As for the petrol engines, excessive oil consumption has been reported with some TSI units, so keep an eye on the levels. And timing chain tensioners can fail, especially if those all-important oil changes have been missed.
Early Dsg-equipped Superbs built before August 2009 were subject to a recall due to potential loss of drive, so check the necessary modifications have
TSI petrol engines can get through oil, so keep an eye on levels. However, you won’t have to worry about replacing a pricey DPF!