Section 17 (Engine Cooling System (H4DOTC)): General Description: Specification
WARNING: This page is about a different variant/trim than selected.
| Cooling system | Electric fan + Forced engine coolant circulation system | ||||
| Total engine coolant capacity | L (US qt, Imp qt) | Approx. 9.0 (9.5, 7.9) | |||
| Water pump | Type | Centrifugal impeller type | |||
| Discharge performance | Discharge rate | L (US gal, Imp gal)/min | 248 (65.5, 54.6) | ||
| Pump speed - Discharge pressure | 8, 580 r/min - 88 kPa (8.9 mAq) | ||||
| Engine coolant temperature | 80°C (176°F) | ||||
| Impeller diameter | mm (in) | 56 (2.2) | |||
| Number of impeller vanes | 7 | ||||
| Pump pulley diameter | mm (in) | 100 (3.9) | |||
| Thermostat | Type | Wax pellet type | |||
| Starting temperature to open | 86 - 90°C (187 - 194°F) | ||||
| Full open temperature | 95°C (203°F) | ||||
| Valve lift | mm (in) | 8.0 (0.315) or more | |||
| Valve opening size | mm (in) | 32 (1.26) | |||
| Radiator fan | Motor input | Main fan | W | 120 | |
| Sub fan | W | 120 | |||
| Fan diameter/Blade | Main fan | 320 mm (12.6 in)/9 | |||
| Sub fan | 320 mm (12.6 in)/11 | ||||
| Radiator | Type | Down flow, pressure type | |||
| Core dimensions | Width x Height x Thickness | mm (in) | 691.3 x 340 x 27 (27.06 x 13.39 x 0.63) |
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| Pressure range in which cap valve is open | kPa (kg/cm2 , psi) | Positive pressure side | Standard | 93 - 123 (0.95 - 1.25, 14 - 18) | |
| Limit | 83 (0.85, 12) | ||||
| Negative pressure side | Standard | -1.0 - -4.9 or less (-0.01 - -0.05, -0.1 - -0.7) |
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| Fins | Corrugated fin type | ||||
| Reservoir tank | Capacity | L (US qt, Imp qt) | 0.45 (0.48, 0.40) | ||
| - | Recommended materials | Item number | Alternative |
|---|---|---|---|
| Engine coolant | SUBARU SUPER COOLANT (concentrated type) | - | - |
| SUBARU SUPER COOLANT (diluted type) | K0670Y0001 | ||
| Water for dilution | Distilled water | - | Soft water or tap water |
| Cooling system protective agent | Cooling system conditioner | SOA345001 | - |