RAV4 PAB4-Toyota Toyota
1. Car operation
2. Maintenance
3. Engines
4. Cooling and conditioning systems
   General information
   Specifications
   Service and repair of system of cooling
      Thermostat
      Radiator fan
      Radiator and broad tank
      Water pump
      The sensor of the index of temperature of cooling liquid
      Thermoswitch of the fan of a radiator
      Electric motor of the fan of a heater
      Knot of management of heating and air conditioning systems
      Heater radiator
   Check and service of central air of air
5. Fuel system and system of production of the fulfilled gases
6. Ignition system
7. The monitoring system and decrease in toxicity of the fulfilled gases
8. Coupling
9. Transmission
10. Driveshaft and shaft of a drive of driving wheels
11. Brake system
12. Suspension bracket
13. Steering and running gear
14. Body
15. Electric equipment
Electric equipment schemes




Toyota RAV4>> Cooling and conditioning systems>> Service and repair of system of cooling>> Radiator and broad tank
       PREVENTIONS
Removal of a radiator and broad tank make on the cold engine.
Do not allow hit of cooling liquid on clothes and a paint and varnish covering of a body. Otherwise wash out a surface a large amount of water.
Collect and utilize the merged cooling liquid.

Radiator replacement
Switch off ignition and disconnect a "weight" wire from the storage battery.
Merge cooling liquid.
On release cars till 2001 turn out bolts of fastening of a casing of the fan of the condenser of central air and reject it from a radiator.
On release cars since 2001 remove a front grille, the protective panel and the cowl lock.
Disconnect from a radiator top and bottom hoses of system of cooling.
Disconnect from a radiator a hose connecting it to a broad tank.
Remove radiator fans.

Fig. 4.9. Places of connection of hoses to the heat exchanger for cooling of liquid of a transmission


On cars with an automatic transmission disconnect hoses from the heat exchanger for cooling of oil of a transmission (fig. 4.9) . Before a detachment of hoses establish capacity for collecting following oil.

Fig. 4.10. Otvorachivaniye of a bolt of fastening of a radiator on release cars till 2001


Fig. 4.11. An arrangement of bolts of fastening of a radiator on release cars since 2001


Turn out bolts of fastening of a radiator to the forward cross-section panel (fig. 4.10, 4.11) .
Lift a radiator and remove it from the car.
If the radiator acts in film in connection with capacity reduction, wash out it a water stream in two directions and blow outside compressed air.
If the radiator proceeds, do not try to make or solder a leakage place as plastic details of a radiator will be thus damaged.
The insignificant leak of a radiator can be eliminated by means of radiator hermetic.
Check a condition of the bottom rubber support of a radiator and if necessary replace them.
Installation of a radiator make in sequence, return to removal, taking into account the following.
Fill in cooling liquid.
On cars with an automatic transmission check oil level in a transmission.
Get the engine and be convinced of absence of leaks.
Replacement of a broad tank
On the majority of models to remove a tank very easily: for this purpose it is enough to pull out of it from a wing arm.
Merge from a tank cooling liquid. Wash out a tank and examine it on lack of cracks and attritions. In the presence of damages replace a broad tank.
Installation of a broad tank make in sequence, return to removal.