LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2005 >> SC 430 >> Repair and Diagnosis (Single Page) >> General Information >> OEM General Information >> Service Specifications >> Cooling System >> Service Data
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Service Data

Service Data Table - Cooling

Radiator reservoir cap  
Opening pressure Standard 93 to 123 kPa (0.95 to 1.25 kgf/cm2 , 13.5 to 17.8 psi)
Minimum 78 kPa (0.8 kgf/cm2 , 11.4 psi)
Cooling fan ECU power source Voltage 9 to 14V
Fan Operation amperage No. 1 10 to 21A
No. 2 10 to 21A
Thermostat Valve opening temperature 80 to 84°C (176 to 183°F)
Valve lift at 95°C (203°F) 10 mm (0.39 in.) or more