Mazda 626

1991-1998 of release

Repair and car operation



Mazda 626

+ 1. Maintenance instruction
+ 2. Maintenance
- 3. Engines
   + 3.1. Petrol engines (1,6 and 1,8 liters)
   - 3.2. Petrol 4-cylinder engine (2 liters)
      3.2.1. Introduction
      3.2.2. Technical characteristics
      3.2.3. Recommendations about repair
      3.2.4. Top dead point
      3.2.5. Cover of a head of cylinders
      3.2.6. Springs, clamps and epiploons of valves
      3.2.7. Gas-distributing belt and asterisks
      3.2.8. Camshafts and pushers
      3.2.9. Inlet collector
      3.2.10. Final collector
      3.2.11. Head of cylinders
      3.2.12. Forward epiploon of a cranked shaft
      3.2.13. Oil pallet
      3.2.14. Oil pump
      3.2.15. Flywheel or leading disk
      3.2.16. Back epiploon of a cranked shaft
      3.2.17. Engine fastenings
   + 3.3. Petrol V6 engine (2,5 liters)
   + 3.4. Partition of engines (1,6 and 1,8 liters)
   + 3.5. Partition of engines (2,0 and 2,5 liters of V6)
   + 3.6. Diesel engine of 2,0 liters
   + 3.7. Systems of electric equipment of the engine
+ 4. Heating and ventilation
+ 5. Fuel system
+ 6. Exhaust system
+ 7. Transmissions
+ 8. Coupling and semi-axes
+ 9. Brake system
+ 10. Running gear
+ 11. Body
+ 12. Electric equipment
+ 13. Electroschemes
+ 14. Good advice



3.2.2. Technical characteristics

GENERAL INFORMATION

Diameter of the cylinder
82 mm
Piston stroke
90 mm
Volume
2,0 liters
Numbering of cylinders (from a gas-distributing belt to a transmission)
1–2–3–4
Sequence of operation of cylinders
1–3–4–2
The most admissible deformation of inlet and final collectors
0,15 mm
Oil pump:
  – a gap between a conducted gear wheel and a pump casing
2,075 mm at most
  – a gap between gear wheels
0,198 mm at most
  – a gap between the planes of gear wheels and the pump plane
0,118 mm at most
  – length of a spring of the reduktsionny valve in a free condition
46,05 mm at most

Moments of an inhaling, N of m.

Bolt of a natyazhitel of a gas-distributing belt
37–39
Bolt of an intermediate pulley of a gas-distributing belt
37-39
Bolts of a cover of a gas-distributing belt
8–10
Bolts of a cover of a head of cylinders
5–9
Bolts of a cover and persistent plate of a camshaft:
  – step 1
4
  – step 2
8
  – step 3
11-14
Bolts of an asterisk of a camshaft
49-61
Bolt of a pulley of a cranked shaft
157-167
Bolts of a casing of a back epiploon of a cranked shaft
8–10
Cross-piece bolts
92-130
Bolts of a head of cylinders:
  – step 1
18-22
  – step 2
Tighten for 90 °
  – step 3
Tighten for 90 °
Engine fastenings:
  – through bolt of the right support
85-116
  – nuts of the right support
75-101
  – bolts and nuts of forward and back support
68-92
  – bolts and nuts of the left support
68-92
  – through bolt of the left support
85-116
  – bolts of fastening of a transmission
56-80
  – bolts of a pendant arm of the engine
36-51
  – bolts of a final collector
16-24
  – nuts of a final collector
18-28
  – bolts and nuts of a heatisolating guard of a final collector
8–10
  – the nuts, fixing the catalytic converter to an exhaust pipe
37-39
  – bolts of a flywheel or leading disk
95-101
  – bolts of an inlet collector
18-25
  – bolts of an arm of an inlet collector
37-52
  – bolts of the oil pallet
19-25
  – bolts of the oil pump
19-25
  – bolts of a maslozaborny branch pipe
8–10
  – bolts of a casing of a back epiploon of a cranked shaft
8–10
  – bolts of a pulley of the water pump
8–10