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 Subaru Solterra LimitedFACTORY OEM SERVICE PROCEDURE
Quick Lookups: Fluids
| FLUID CAPACITIES | |||||||
|---|---|---|---|---|---|---|---|
| Fluid Type | Application | Standard | Metric | Fluid Spec | Note | S/H | |
| Brake Fluid | N/A | N/A | FMVSS No. 116 DOT 3 or DOT 4 Brake Fluid | S | |||
| Differential Gear Oil | Front | 4.10 QTS. | 3.88 L | e-Transaxle Fluid TE | The fluid capacity is the quantity of reference. If replacement is necessary, contact your SUBARU dealer. Using transaxle fluid other than the above type may cause abnormal noise or vibration, or ultimately damage the front eAxle of your vehicle. | S | |
| Differential Gear Oil | Rear Electric Motor | 3.30 QTS. | 3.12 L | e-Transaxle Fluid TE | The fluid capacity is the quantity of reference. If replacement is necessary, contact your SUBARU dealer. Using transaxle fluid other than the above type may cause abnormal noise or vibration, or ultimately damage the rear eAxle of your vehicle. | S | |
| Engine Coolant | Coolant Heater System | 4.20 QTS. | 3.97 L | SUBARU Super Coolant | Similar high-quality ethylene glycol-based non-silicate, non-amine, and non-borate coolant with long-life hybrid organic acid technology. DO NOT use plain water alone. The fluid capacity is the quantity of reference. If replacement is necessary, contact your SUBARU dealer. | S | |
| Engine Coolant | Cooling System | 7.80 QTS. | 7.38 L | Genuine Traction Battery Coolant | Similar high-quality ethylene glyco-based,low electric conductivity coolant, non-amine and non-borate coolant with azole additives. DO NOT use plain water alone. The fluid capacity is the quantity of reference. If replacement is necessary, contact your SUBARU dealer. | S | |
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
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.