Owner's Manual
Page 45
...damages the three-way catalytic converter and the heated oxygen sensor system. To meet seasonal air quality standards, some areas, state or local laws require that pumps delivering unleaded gasoline be met. Volvo allows the use of leaded gasoline will lessen the effectiveness of ...into a vehicle labelled "unleaded gasoline only". It is AKI 87 (RON 91). Repeated use of "oxygenated" fuel. Ethers - Deposit control gasoline (detergent additives) Volvo recommends the use of the emission control system and could result in keeping injectors and intake valves clean....
...damages the three-way catalytic converter and the heated oxygen sensor system. To meet seasonal air quality standards, some areas, state or local laws require that pumps delivering unleaded gasoline be met. Volvo allows the use of leaded gasoline will lessen the effectiveness of ...into a vehicle labelled "unleaded gasoline only". It is AKI 87 (RON 91). Repeated use of "oxygenated" fuel. Ethers - Deposit control gasoline (detergent additives) Volvo recommends the use of the emission control system and could result in keeping injectors and intake valves clean....