Toyota 4 Runner/Hilux/Surf

1987-1998 of release

Repair and operation of the car

Toyota 4ranner
+ 1. Maintenance instruction
+ 2. Maintenance
+ 3. Engines
- 4. Systems of heating, ventilation
   4.1. Specifications
   4.2. Antifreeze
   4.3. Thermostat
   4.4. Krylchatka of the fan and hydrocoupling
   4.5. Radiator and tank
   4.6. Oil cooler
   - 4.7. Pump
      4.7.1. Check
      4.7.2. Removal and installation
   4.8. Liquid temperature sensor
   4.9. Electric motor and chain of the fan of a heater
   4.10. Heater radiator
   4.11. Control panel conditioning block
   + 4.12. Central air
   4.13. Compressor
+ 5. Fuel and exhaust systems
+ 6. Transmissions
+ 7. Transmission elements
+ 8. Brake system
+ 9. Suspension bracket and steering
+ 10. Body
+ 11. Electric equipment
+ 12. Electroschemes

4.7. Pump

4.7.1. Check

1. On the working heated-up engine press the top hose of a radiator and gradually release. At the serviceable pump in a hose the liquid pressure has to be felt.
2. The control opening for a liquid drain is provided in the pump (it is shown by an arrow). At failure of an epiploon of the pump through a control opening cooling liquid follows. To find this opening it is necessary to illuminate space behind the conducted pump flange, directly under shaft.
3. Wear of bearings can be defined shaking the pump up and down and on characteristic howl in forward part of the engine. Also the sliping drive belt therefore it is possible to draw a wrong conclusion on malfunction of the pump can make a sound, close on a tonality. To exclude a sound from a belt put with dispersion special structure for automobile belts.