Toyota 4 Runner/Hilux/Surf

1987-1998 of release

Repair and car operation



Тойота 4Раннер
+ 1. The maintenance instruction
+ 2. Maintenance service
- 3. Engines
   + 3.1. 4-cylinder engines
   + 3.2. Engines V6 of 3,0 l (1993-1994) and 3,4 l (since 1995)
   - 3.3. Dismantle and engine major repairs
      3.3.1. Specifications
      - 3.3.2. Major repairs
         3.3.2.1. Alternatives
         3.3.2.2. An order of dismantling of the engine
      3.3.3. Diagnostics of the engine by means of the vacuum gauge
      3.3.4. Compression check in engine cylinders
      + 3.3.5. Dismantle of the power unit
      + 3.3.6. A head of cylinders
      3.3.7. Valves
      3.3.8. Shatunno-piston group
      + 3.3.9. Коленвал
      3.3.10. The block of cylinders
      3.3.11. Хоннингование cylinders
      + 3.3.12. Rods and pistons
      3.3.13. Radical and шатунные bearings
      3.3.14. Balansirnye shaft
      3.3.15. An assembly order
      3.3.16. Piston rings
      3.3.17. Start-up of the engine after repair and обкатка
+ 4. Systems of heating, ventilation
+ 5. Fuel and exhaust systems
+ 6. Transmissions
+ 7. Transmission elements
+ 8. Brake system
+ 9. A suspension bracket and a steering
+ 10. A body
+ 11. An electric equipment
+ 12. Electroschemes





3.3.2.1. Alternatives
THE GENERAL DATA

At independent performance of major repairs various variants are possible. The decision on replacement of the block of cylinders, shatunno-piston group and a cranked shaft depends on variety of factors from which the most important is the condition of the block of cylinders. Other reasons are repair cost, access possibility to the equipment of workshops of car-care centre, presence of spare parts, time planned for work, and also personal experience.

Here some of variants of performance of major repairs.

Acquisition of separate spare parts

If check shows that the block of cylinders and the majority of details are in a satisfactory condition and can be used further the most expedient from the economic point of view is purchase of separate spare parts. The block of cylinders, shatunno-piston group and a cranked shaft should be surveyed especially carefully. Even if insignificant deterioration of the block of cylinders is found out, cylinders are subject obligatory хоннингованию.

The block of cylinders of an incomplete complete set

The block of cylinders of an incomplete complete set contains the block of cylinders with established krivoshipno-shatunnym the mechanism and piston group. All interfaced details are picked up for the dimensional groups, all backlashes correspond to norms. On the block the mechanism, a head of the block of cylinders and hinged units are separately mounted not a part of it ремкомплекта a cam-shaft, клапанный. Expenses for machining are minimum or are not required absolutely.

The repair engine (the block of cylinders of a full complete set)

The repair engine delivered in spare parts contains all complete set of the block of cylinders of an incomplete complete set, and also the oil pump, the oil pallet, a head of the block of cylinders, a cover of a head of the block of cylinders, a cam-shaft, клапанный the mechanism, gear wheels of a drive of a cam-shaft, a gear belt and belt covers. All details are established with new bearings, consolidations and linings. On the complete set soaking up both final collectors and hinged units are mounted only.

Carefully think over what of alternatives to you is better approaches, before purchase or before registration of the order for spare parts consult in a local workshop of car-care centre, with suppliers of spare parts, and also with experts in restoration of engines.

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