Section 46 (Engine Lubrication System): General Description: Specification
WARNING: This page is about a different car, the 2021 Subaru Ascent. However, it is still accessible from the selected car via links, so may be relevant.
| Lubrication method | Forced lubrication type | ||||
| Oil pump | Pump type | Trochoid type | |||
| Number of teeth | pcs. | Inner rotor | 8 | ||
| Outer rotor | 9 | ||||
| Outer rotor diameter x Thickness | mm (in) | 77 x 14.8 (3.03 x 0.58) | |||
| Performance (Oil temperature 120°C (248°F)) | 600 r/min | Discharge pressure | kPa (kg/cm2 , psi) | 39 (0.4, 5.7) or more | |
| Discharge rate | L (US qt, Imp qt)/min. | 7.7 (8.1, 6.8) or more | |||
| 6, 000 r/min | Discharge pressure | kPa (kg/cm2 , psi) | 337 (3.4, 48.9) | ||
| Discharge rate | L (US qt, Imp qt)/min. | 63.8 (67.4, 56.2) or more | |||
| Relief valve working pressure (2-step relief) | Valve opening pressure | kPa (kg/cm2 , psi) | 560 (5.7, 81.2) | ||
| Oil filter | Filter type | Full-flow filter type | |||
| Filtration area | cm2 (sq in) | 867 (134.3) | |||
| By-pass valve opening pressure | kPa (kg/cm2 , psi) | 160 (1.6, 23.2) | |||
| Outer diameter x Width | mm (in) | 67.4 x 87.1 (2.65 x 3.43) | |||
| Installation screw specifications | M 20 x 1.5 | ||||
| Oil pressure switch | Type | Immersed contact point type | |||
| Operating voltage | V | 12 | |||
| Warning light operating pressure | kPa (kg/cm2 , psi) | 14.7 (0.1, 2.1) | |||
| Proof pressure | kPa (kg/cm2 , psi) | 1, 180 (12.0, 171.1) | |||
| Engine oil | Total capacity (at overhaul) | L (US qt, Imp qt) | 5.55 (5.9, 4.9) | ||
| When replacing engine oil and oil filter | L (US qt, Imp qt) | 4.5 (4.8, 4.0) | |||
| When replacing engine oil only | L (US qt, Imp qt) | 4.3 (4.5, 3.8) | |||
Engine oil:
Refer to "RECOMMENDED MATERIALS" for engine oil. Ref. to RECOMMENDED MATERIALS .