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Section 12 (Cooling System (H4SO)): General Description: Specification

WARNING: This page is about a different variant/trim than selected.
GENERAL SPECIFICATIONS

Cooling system Electric fan + Forced engine coolant circulation system
Total engine coolant capacity (US qt, lmp qt) MT: approx. 6.4 (6.8, 5.6)
AT: Approx. 6.3 (6.7, 5.5)
Water pump Type Centrifugal impeller type
Discharge performance I Discharge rate (US gal, lmp gal) /min 20 (5.3, 4.4)
Pump speed - Discharge pressure 760 RPM - 2.9 kPa (0.3 mAq)
Engine coolant temperature 80°C (176°F)
Discharge performance II Discharge rate (US gal, lmp gal) /min 100 (26.4, 22.0)
Pump speed - Discharge pressure 3,000 RPM -49 kPa (5.0 mAq)
Engine coolant temperature 80°C (176°F)
Discharge performance III Discharge rate (US gal, lmp gal) /min 200 (52.8, 44.0)
Pump speed - Discharge pressure 6,000 RPM - 225.4 kPa (23 mAq)
Engine coolant temperature 80°C (176°F)
Impeller diameter mm (in) 76 (2.99)
Number of impeller vanes 8
Pump pulley diameter mm (in) 60 (2.36)
Clearance between impeller and case Standard mm (in) 0.5 - 1.5 (0.020 - 0.060)
Thermostat Type Wax pellet type
Starting temperature to open 80 - 84°C (176 - 183°F)
Fully opens 95°C (203°F)
Valve lift mm (in) 9.0 (0.354) or more
Valve bore mm (in) 35 (1.38)
Radiator fan Motor input Main fan 90 W
Sub fan 90 W
Fan diameter / Blade Main fan 300 mm (11.81 in)/4
Sub fan 300 mm (11.81 in)/5
Radiator Type Down flow, pressure type
Core dimensions Width x Height x Thickness mm (in) 687.4 x 340 x 16
(27.06 x 13.39 x 0.63)
Pressure range in which cap valve is open kPa (kg/cm2 , psi) Above: 108±15 or more
(1.1±0.15, 16±2)
Below: -1.0 - -4.9 or less
(-0.01 - -0.05, -0.1 - -0.7)
Fins Corrugated fin type
Reservoir tank Capacity (US qt, lmp qt) 0.45 (0.48, 0.40)
ENGINE COOLANT TEMPERATURE CHART

Vehicle speed A/C compressor load Engine coolant temperature
Increase: 95°C (203°F) or less
Decrease: 92°C (198°F) or less
Increase: 96 - 99°C (205 - 210°F)
Decrease: 93 - 94°C (199 - 201°F)
Increase: 100°C (212°F) or more
Decrease: 95°C (203°F) or more
Radiator fan operation Radiator fan operation Radiator fan operation
Driving speed 19 km/h (12 MPH) or less
Driving speed 10 km/h (6 MPH) or less
OFF OFF Low-Speed High-Speed
Low Low-Speed Low-Speed High-Speed
High High-Speed High-Speed High-Speed
During acceleration: 20-69 km/h (12-43 MPH)
During deceleration: 11 - 64 km/h (7 - 40 MPH)
OFF OFF Low-Speed High-Speed
Low High-Speed High-Speed High-Speed
High High-Speed High-Speed High-Speed
During acceleration: 70-105 km/h (43-65 MPH)
During deceleration: 65-103 km/h (40-64 MPH)
OFF OFF Low-Speed High-Speed
Low OFF Low-Speed High-Speed
High Low-Speed High-Speed High-Speed
During acceleration: 106 km/h (66 MPH) or more
During deceleration: 104 km/h (65 MPH) or more
OFF OFF OFF High-Speed
Low OFF Low-Speed High-Speed
High OFF Low-Speed High-Speed