Mechanics

LEXUS GS 400 RADIATOR PROBLEM

1999 Lexus GS 400

How to remove the radiator on 1999 lexus gs400
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Airsoven
March 21, 2013.



REMOVAL

REMOVE ENGINE UNDER COVER
DRAIN ENGINE COOLANT
REMOVE AIR CLEANER INLET
REMOVE AIR CLEANER ASSEMBLY

REMOVE RADIATOR AND ELECTRIC COOLING FAN ASSEMBLY

Disconnect these parts: Upper radiator hose from radiator
Lower radiator hose from radiator
ECM outlet duct from ECM box
Wire for electric cooling fan from clamp on electric cooling fan
2 electric cooling fan connectors
ECT switch connector for electric cooling fan
2 oil cooler hoses for A/T from radiator

Remove the 2 nuts and 2 upper radiator supports.
Lift out the radiator and cooling fan assembly.
Remove the 2 lower radiator supports.

REMOVE ELECTRIC COOLING FAN FROM RADIATOR

Disconnect the radiator reservoir hose from the radiator.
Remove the 6 bolts and electric cooling fan.

INSTALLATION

INSTALL ELECTRIC COOLING FAN TO RADIATOR

Install the electric cooling fan with the 6 bolts. Torque: 5 Nm (50 kgf. Cm, 44 inch lbs.)
Connect the radiator reservoir hose to the radiator.

INSTALL RADIATOR AND ELECTRIC COOLING FAN ASSEMBLY

Install the 2 lower radiator supports to the radiator.
Attach the 2 lower radiator supports on the radiator to the body bracket.
Install the radiator and electric cooling fan assembly with the 2 upper radiator supports and 2 nuts. Torque: 13.5 Nm (135 kgf. Cm, 10 ft. Lbs.)
Connect these parts: Upper radiator hose to radiator
Lower radiator hose to radiator
ECM outlet duct to ECM box
Wire for electric cooling fan to clamp on electric cooling fan
2 electric cooling fan connectors
ECT switch connector for electric cooling fan
2 oil cooler hoses for A/T to radiator

INSTALL AIR CLEANER ASSEMBLY
INSTALL AIR CLEANER INLET
FILL WITH ENGINE COOLANT
START ENGINE AND CHECK FOR ENGINE COOLANT AND A/T FLUID LEAKS
INSTALL ENGINE UNDER COVER

ASEMaster6371
Mar 21, 2013.
Thank you

Tiny
Airsoven
Mar 22, 2013.