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S90 Twin Engine
Coolant — specifications
Prescribed grade: Coolant recommended by Volvo mixed with 50% water* , see the packaging. Consult a Volvo retailer if unsure. To avoid health risks, different types of glycol must not be mixed.
Brake fluid — specifications
The medium in a hydraulic brake system is called brake fluid, and it is used to transfer pressure from e.g. a brake pedal via a master brake cylinder to one or more slave cylinders, which in turn act on a mechanical brake.
Checking and filling with engine oil
The oil level is detected with the electronic oil level sensor.
Engine oil — specifications
Engine oil grade and volume for each respective engine alternative can be read in the table.
Filling washer fluid
Washer fluid is used for cleaning the headlamps and windscreen. Washer fluid with antifreeze must be used when the temperature is under the freezing point.
Fuses in engine compartment
Fuses in the engine compartment protect engine and brake functions, amongst other things.
Topping up coolant
The coolant cools the internal combustion engine to the correct operating temperature. The heat that is transferred from the engine to the coolant can be used to heat the passenger compartment.
An approved engine oil must be used in order that the recommended service intervals and warranty can be applied.
Engine compartment overview
The overview shows some service-related components.