section 
Troubleshooting Troubleshooting 
Fuel standards 
First read and observe the introductoryinformation and safety warnings
Petrol 
  EN 228 
  DIN 51626-1 
Diesel 
  EN 590 
 EN 590 
Where fuel complying with the specified standard is not available, your Volkswagen dealership or a 
qualified workshop will have information on which available fuels are suitable for the vehicle. 
 
NOTICE 
Using fuel that does not comply with these standards may reduce performance and cause damage to 
the engine and fuel system. 
 
and engine failure. 
Petrol 
First read and observe the introductoryinformation and safety warnings
Fill vehicles with a petrol engine only with unleaded petrol or petrol with a maximum ethanol 
content of 10 % (E10)  
Fuel grades differ according to the octane number. The vehicle may be filled with petrol that has a 
higher octane number than the engine requires. However, this does not provide any advantage in 
terms of fuel consumption or engine output. 
The fuel quality affects the running properties, performance and service life of the engine. Refuel 
with fuel that already contains suitable service additives  
Information on the fuel standards can be found in the chapter on fuel standards Fuel standards 
 
NOTICE 
Errors during refuelling or unsuitable fuel additives may cause damage to the vehicle.  
requirements. 
-approved service additives in the approved quantity. 
emergency, you have to use petrol with an octane number lower than the recommended number, 
drive at medium engine speeds and avoid high engine loading. Avoid high engine speeds and heavy 
engine loads. Refuel with petrol with the correct octane number as soon as possible. 
Diesel 
First read and observe the introductoryinformation and safety warnings
Fill vehicles with a diesel engine only with diesel or diesel with a maximum RME fuel content of 7 % 
 
If you use diesel with a high sulphur content, the service intervals are shorter. Information on 
countries where the diesel has a high sulphur content is available from your Volkswagen dealership 
or a qualified workshop. 
The fuel quality affects the running properties, performance and service life of the engine. Refuel 
with fuel that already contains suitable service additives  
Information on the fuel standards can be found in the chapter on fuel standards Fuel standards 
Winter-grade diesel fuel and filter preheater system 
Winter-grade diesel fuel, which can be used at temperatures below -20