Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2025 Volvo XC90 PHEV T8 CoreFACTORY OEM SERVICE PROCEDURE
Quick Lookups: Fluids
| FLUID CAPACITIES | |||||||
|---|---|---|---|---|---|---|---|
| Fluid Type | Application | Standard | Metric | Fluid Spec | Note | S/H | |
| Air Cond Compressor Oil | PHEV T8 Core,PHEV T8 Plus,PHEV T8 Ultra | 4.06 OZS. | 0.12 L | PAG SP-A2 | Approximate capacity. | S | |
| Air Cond Refrigerant | N/A | N/A | R-1234yf | For further details see "Air conditioner specification label". | S | ||
| Automatic Transmission Fluid | PHEV T8 Core,PHEV T8 Plus,PHEV T8 Ultra | N/A | N/A | Transmission Fluid AW-1 | The Transmission Oil DOES NOT normally need to be changed during the service life of the vehicle. However, it may be necessary to replace the oil if the vehicle is often driven in areas of sustained temperature extremes (hot or cold), when towing a trailer over long distances, prolonged driving in mountainous areas, or if the vehicle is often driven short distances in temperatures under 40Deg F. (5Deg. C). Different types of oil should never be mixed. | S | |
| Brake Fluid | N/A | N/A | VOLVO Original or similar fluid that meets a combination of DOT 4, 5.1 and ISO 4925 class 6. | S | |||
| Engine Oil | PHEV T8 Core,PHEV T8 Plus,PHEV T8 Ultra | w/Filter | 5.92 QTS. | 5.6 L | VCC C6SP SAE 0W-20 | VOLVO recommends Castrol Edge Professional engine oil. This vehicle comes from the factory with synthetic oil. | S |
| Windshield Washer Fluid | N/A | N/A | Reservoir should be filled with water and solvent (winter time: windshield washer antifreeze). | S | |||
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.