Toyota Tacoma manuals

Toyota Corolla Repair Manual: Onvehicle inspection

1. Inspect cooling system for leaks

Caution:

Caution

: to avoid the danger of being burned, do not remove the radiator cap while the engine and radiator are still hot, as fluid and steam can be blown out under pressure.

  1.  fill the radiator with coolant and attach a radiator cap tester.
  2.  warm up the engine.
  3.  pump it to 118 kpa (1.2 Kgf/cm2, 17.1 Psi), and check that the pressure does not drop.

Hint

: if the pressure drops, check the hoses, radiator or water pump for leaks. If no external leaks are found, check the heater core, cylinder block and head.

2. Check engine coolant level at reservoir

  1.  the engine coolant level should be between the low and full line.

Hint

: if low, check for leaks and add toyota long life coolant or equivalent up to the full line.

3. Check engine coolant quality

  1.  remove the radiator cap.

Caution

: to avoid the danger of being burned, do not remove the radiator cap while the engine and radiator are still hot, as fluid and steam can be blown out under pressure.

  1.  check if there is any excessive deposits of rust or scale around the radiator cap and radiator filler hole; the coolant should be free from oil.

Hint

: if excessively dirty, replace the coolant.

  1.  reinstall the radiator cap.

4. Inspect fins blockage

  1. If fins are clogged, wash them with water or a steam cleaner and dry with compressed air.

Notice

:

Cooling system
...

Inspection
1. Thermostat Hint: the thermostat is numbered with the valve opening temperature. Immerse the thermostat in water and gradually heat the water.  check the valve opening temperature ...

Other materials:

Replacement
Hint: installation is according to the reverse order of the removal. 1. Remove rear door weatherstrip rh 2. Remove rear door weatherstrip lh 3. Remove rear seat cushion assy (, 728) 4. Remove rear seat back assy (fixed type rear seat) 5. Remove separate type rear seat back assy (separated ...

Horn
To sound the horn, press on or close to the mark. CAUTION ■Caution while driving Do not adjust the steering wheel while driving. Doing so may cause the driver to mishandle the vehicle and cause an accident, resulting in death or serious injury. ■After adjusting the steering wh ...

How to proceed with troubleshooting
The handheld tester can be used at step 3, 4, 5, 7, 10. 1 Vehicle brought to workshop 2 Customer problem analysis 3 Connect handheld tester to dlc3 Hint: if the display indicates a communication fault in the tool, inspect dlc3. 4 Check dtc and freeze frame data Hint: record or print ...

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