| 1. |
Disconnect the radiator fan motor
connector.
|
| 2. |
Set the temperature control switch to the hot
position. |
| 3. |
Loosen the radiator drain plug to drain
coolant. |
| 4. |
Disconnect the upper and lower hose and
overflow tube. |
| 5. |
For vehicles with automatic transmission,
disconnect the oil cooler hoses from the automatic
transmission.
|
Plug the ends of the oil cooler hoses
and the automatic transmission fittings to prevent
transmission fluid from spilling out and foreign materialfrom
entering. | |
| 6. |
Remove the radiator mounting
bolts. |
| 7. |
Remove the radiator and the fan motor
together. |
| 8. |
Remove the fan motor from the
radiator. |
| 1. |
Check the radiator for bent, broken or plugged
fins. |
| 2. |
Check the radiator for corrosion,damage, rust
or scale. |
| 3. |
Check the radiator hoses for crack, damage or
deterioration. |
| 4. |
Check the reservoir tank for
damage. |
| 5. |
Check the radiator cap spring for
damage. |
| 6. |
Test the pressure of the cap using a machine
for checking a cooling system. |
| 7. |
Check the radiator cap seal for crack or
damage. |
RADIATOR FAN MOTOR
| 1. |
Check that the radiator fan rotates when
battery voltage is applied to the terminals.
|
| 2. |
Check that abnormal noises are not produced
while the motor is turning. |
| 1. |
Fill the radiator and reservoir tank with
clean coolant mixture. |
| 2. |
Run the engine until the thermostat opens, and
then stop the engine. |
| 3. |
Remove the radiator cap, and add coolant up to
the filler neck of the radiator, and then fill the reservoir tank to
the upper level. Replace theradiator
cap. |
| 4. |
Check that there are no leaks from the
radiator, hoses or
connections. | |
