Opel Vectra B

since 1995 of release

Repair and car operation



Vektr B. Opel
+ 1.1. Governing bodies and control devices
+ 2. Maintenance
- 3. Engines
   + 3.1. Repair of the SOCH engine established in the car
   + 3.2. Repair of the DOCH engine established in the car
   + 3.3. Repair of the diesel engine of 1,7 l established in the car
   - 3.4. Repair of the diesel engine of 2,0 l established in the car
      3.4.1. Introduction
      3.4.2. Technical characteristics
      3.4.3. Check of pressure of compression
      3.4.4. Top dead point (VMT) of the piston of the first cylinder
      3.4.5. Check and adjustment of the mechanism of a gazoraspredeleniye
      3.4.6. Cover of a head of the block of cylinders
      3.4.7. Pulley of a cranked shaft
      3.4.8. Chain cover
      3.4.9. Natyazhiteli of a chain
      3.4.10. Chains and asterisks
      3.4.11. Camshafts and pushers
      3.4.12. Head of the block of cylinders
      3.4.13. Oil pallet
      3.4.14. Oil pump
      3.4.15. Oil radiator
      3.4.16. Replacement of sealing rings of a cranked shaft
      3.4.17. Flywheel
      3.4.18. Suspension brackets of the power unit
   + 3.5. Major maintenance of engines
+ 4. Heating, ventilation
+ 5. Fuel system
+ 6. Systems of start, ignition
+ 7. Transmission
+ 8. Brake system
+ 9. Running gear
+ 10. Body
+ 11. Electric equipment
+ 12. Main malfunctions





3.4.2. Technical characteristics

GENERAL INFORMATION

The engine with four cylinders, cooled by water with one top camshaft put in action by a chain.

Engine
Engine code:
  – turbo of low pressure
X20DTL
  – turbo of a high pressure
X20DTH
Diameter of the cylinder
84 mm
Piston stroke
90 mm
Working volume
1994 cm3
Operating procedure of cylinders
1–3–4–2 (the N1 cylinder is from a chain)
Direction of rotation of a cranked shaft
clockwise, if to take a detached view chains
Extent of compression
18,5:1
Maximum capacity:
  – turbo of low pressure
60 kW at 4300 rpm
  – turbo of a high pressure
74 kW at 4300 rpm
Maximum torque:
  – turbo of low pressure
185 Nanometers at 1800-2500 rpm
  – turbo of a high pressure
205 Nanometers at 1600-2750 rpm
Pressure of compression
17-24th bar
The maximum distinction of pressure of compression between any two cylinders
1,0 bar
Camshaft
Люфт
0,04-0,14 mm
The most admissible radial palpation
0,06 mm
Lifting of a cam of the valve
8,0 mm
Greasing system
Minimum admissible pressure of oil at turns of idling and engine 80 temperature ° With
1,5 bar
Tightening moments
Sharnirny bolt of a basic plate of a pulley of the mechanism of a tension
42 Nanometers
Bolts of fastening of a rack of the mechanism of a tension
23 Nanometers
Bolts of fastening of a cover of bearings of a camshaft
20 Nanometers
Bolts of fastening of a cover of a head
8 Nanometers
Bolt of fastening of an asterisk of a camshaft:
  – stage 1
90 Nanometers
  – stage 2
to tighten on a corner 60 °
  – stage 3
to tighten on a corner 30 °
Bolts of fastening of a cover of the bearing of the bottom head of a rod:
  – stage 1
35 Nanometers
  – stage 2
to tighten on a corner 45 °
  – stage 3
to tighten on a corner 15 °
Bolt of fastening of a pulley of a cranked shaft:
  – stage 1
150 Nanometers
  – stage 2
to tighten on a corner 45 °
  – stage 3
to tighten on a corner 15 °
Bolts of fastening of a head of the block of cylinders:
  – stage 1
25 Nanometers
  – stage 2
to tighten on a corner 65 °
  – stage 3
to tighten on a corner 65 °
  – stage 4
to tighten on a corner 65 °
  – stage 5
to tighten on a corner 65 °
  – stage 6
to tighten on a corner 15 °
Bolts of fastening of a transmission to the engine:
  – bolts М8
20 Nanometers
  – bolts М10
40 Nanometers
  – bolts М12
60 Nanometers
Bolts of fastening of a lobby and the right support of the power unit to the engine
60 Nanometers
Nuts of fastening of a lobby and the right suspension bracket of the power unit to the bottom frame
45 Nanometers
Bolts of fastening of a back support of the power unit to a bracket
45 Nanometers
Bolts of fastening of a back support of the power unit to a frame
20 Nanometers
Bolts of draft of compensation of a torque
60 Nanometers
Bolts of fastening of a transmission to the engine:
  – bolts М8
20 Nanometers
  – bolts М10
40 Nanometers
  – bolts М12
60 Nanometers
Bolts of fastening of a flywheel:
  – stage 1
45 Nanometers
  – stage 2
to tighten on a corner 30 °
  – stage 3
to tighten on a corner 15 °
Bolt of fastening of an asterisk of the fuel pump
20 Nanometers
Bolts of fastening of covers of bearings:
  – stage 1
90 Nanometers
  – stage 2
to tighten on a corner 60 °
  – stage 3
to tighten on a corner 15 °
Safety valve of pressure of the oil pump
60 Nanometers
Cover of the oil pump
8 Nanometers
Bolts of fastening of a pipe of a maslopriyemnik
8 Nanometers
Bolts of fastening of a spray of the block of cylinders
22 Nanometers
Bolts of fastening of the oil pallet to the block of cylinders
20 Nanometers
Bolts of fastening of the oil pallet to a transmission:
  – bolts М8
20 Nanometers
  – bolts М10
40 Nanometers
Masloslivny stopper
18 Nanometers
Sharnirny bolt of the left natyazhitel of a loop
20 Nanometers
Head of a natyazhitel of a loop
60 Nanometers