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Home >> Toyota >> 2007 >> Tundra Base, 4.0 U >> Repair and Diagnosis >> General Information >> OEM General Information >> Service Specifications >> 1GR-FE Engine Cooling System >> Service Data

Service Data

Water inlet with thermostat 

WATER INLET WITH THERMOSTAT - SERVICE DATA

Water inlet with thermostat
Standard valve opening temperature 80to84°C(176to183°F)
Standard valve lift
at 95°C (203°F) 8.0 mm (0.315 in.) or more

Radiator cap 

RADIATOR CAP - SERVICE DATA

Standard valve (for brand-new cap) 93 to 122 kPa (0.95 to 1.25 kgf/cm2 , 13.5 to 18 psi)
Minimum standard valve (after using cap) 79 kPa (0.8 kgf/cm2 , 11.4 psi)

Fin for blockage 

FIN FOR BLOCKAGE - SERVICE DATA

300 mm (11.8 in.) 2942 to 4903 kPa (30.0 to 50.0 kgf/cm2 , 427 to 711 psi)
500 mm (19.7 in.) 4903 to 7845 kPa (50.0 to 80.0 kgf/cm2 711 to 1138 psi)