See also:

Fuel filler cap
The fuel filler door, located on the right rear quarter panel, is connected to your vehicle's central locking system. ...

Deposit control gasoline (detergent additives)
Volvo recommends the use of detergent gasoline to control engine deposits. Detergent gasoline is effective in keeping injectors and intake valves clean. Consistent use of deposit control gasol ...

Checking the engine oil
The oil level should be checked at regular intervals, particularly during the period up to the first scheduled maintenance service. • See page 356 for oil specifications. • Refer to the Warranty ...