09

09 Maintenance and servicing

Engine oil

Oil specifications

Engine oil must meet the minimum ILSAC specification GF-4, API SL, or ACEA A1/B1. Lower quality oils may not offer the same fuel economy, engine performance, or engine pro- tection.

Volvo recommends Castrol.

Depending on your driving habits, premium or synthetic oils may provide superior fuel econ- omy and engine protection. Consult your Volvo retailer or a trained and qualified Volvo service technician for recommendations on premium or synthetic oils.

Oil additives must not be used.

NOTE

Synthetic oil is not used when the oil is changed at the normal maintenance serv- ices. This oil is only used at customer request, at additional charge. Please con- sult a trained and qualified Volvo service technician.

G023491

Viscosity chart

Extreme engine operation

Synthetic oils meeting SAE 0W-30 or 0W-40 and complying with oil quality requirements are recommended for driving in areas of sustained temperature extremes (hot or cold), when tow- ing a trailer over long distances, and for pro- longed driving in mountainous areas.

American Petroleum Institute (API) symbol

G022917

American Petroleum Institute (API) symbol

The API Service Symbol "donut" is divided into three parts:

The upper section describes the oil's per-

formance level.

The center identifies the oil's viscosity.

The lower section indicates whether the oil

has demonstrated energy-conserving

properties in a standard test in comparison

to a reference oil.

Oil viscosity

Incorrect viscosity oil can shorten engine life under normal use. SAE 5W-30 will provide good fuel economy and engine protection. See the viscosity chart.

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Volvo XC90 owner manual Engine oil, Oil specifications, Extreme engine operation