3. Repair of the 4-cylinder petrol engine installed in the car

Technical characteristic

General data

Engine code:
– the engine of 2,0 l with the carburetor
102,922
– the engine of 2,0 l with system of injection of fuel
102,963
– engine of 2,3 l
102,982
Working volume:
– engine of 2,0 l
1996 cm3
– engine of 2,3 l
2298 cm3
Diameter of cylinders:
– engine 2,0
89,0 mm
– engine of 2,3 l
95,5 mm
Piston stroke
80,2 mm
Direction of rotation of a bent shaft of the engine
clockwise, if to look from a forward part of the car
Arrangement of the cylinder No. 1
from a driving chain
Operating procedure of cylinders
1– 3– 4– 2
Minimum pressure of compression:
– engine of 2,0 l
6,5 bars
– engine of 2,3 l
7,5 bars
The most admissible difference between cylinders
1,5 bars
Extent of compression:
– engine of 2,0 l
9,1: 1
– engine of 2,3 l
9,0: 1

Camshaft

Axial side play:
– nominal
0,70 – 0,150 mm
– maximum permissible
0,180 mm
Working gap of bearings:
– nominal
0,050 – 0,091 mm
– maximum permissible
0,110 mm

Bolts of fastening of a head of the block of cylinders

The most admissible length
122,0 mm

Lubrication system

The minimum pressure of oil created by the oil pump:
– on idling turns
0,3 bars
– on turns of 3 000 rpm
3,0 bars

Bolts of fastening of a flywheel / driving disk

Minimum diameter
8,0 mm
Maximum length
22,5 mm

Tightening moments

Bolts of fastening of a cover of a head of the block of cylinders
15 N
Bolts of fastening of a pulley of a cranked shaft / quencher of tortional fluctuations to a nave
25 Nanometer
Bolt of fastening of a nave of a pulley of a bent shaft
300 Nanometer
Bolts of fastening of a cover of a driving chain
25 Nanometer
Bolt of fastening of the mechanism of a tension of an auxiliary driving belt (M12)
80 Nanometer
Bolt of fastening of a pulley of the mechanism of a tension of an auxiliary driving belt
28 Nanometer
Bolts of fastening of a rack of the shock-absorber of the mechanism of a tension of an auxiliary driving belt
10 Nanometer
Bolt of fastening of an asterisk of the camshaft
80 Nanometer
Nut of a cover of the mechanism of a tension of a driving chain
70 Nanometer
The mechanism of a tension of a driving chain to the block of cylinders of the engine
15 Nanometer
Bolt of fastening of an auxiliary shaft
5 Nanometer
Bolts of fastening of covers of bearings of the camshaft
21 Nanometer
Bolts of fastening of a head of the block of cylinders:
– M12 bolts:
   • stage 1
55 Nanometer
   • stage 2
to tighten on a corner 90 °
   • stage 3
to tighten on a corner 90 °
– M8 bolts
25 Nanometer
Bolts of fastening of the transmission to the engine
– mechanical transmission:
   • bolts of M10 x 40
55 Nanometer
   • bolts of M10 x 90
45 Nanometer
– automatic transmission:
   • M10 bolts
55 Nanometer
   • M12 bolts
65 N
Bolts of fastening of the oil pallet:
– M6 bolts
10 Nanometer
– M8 bolts
25 Nanometer
Masloslivny stopper
25 Nanometer
Stopper of the safety valve of pressure of oil
30 Nanometer
Bolts of fastening of a cover of the oil pump
10 Nanometer
Bolts of fastening of a flywheel:
– stage 1:
   • standard flywheel
30 Nanometer
   • a flywheel with the doubled weight
40 Nanometer
– stage 2
to tighten on a corner 90 – 100 °
Bolts of fastening of a back cover of a bent shaft
10 Nanometer
Bolts of fastening of an arm of a suspension bracket to the engine
55 Nanometer
Bolts of fastening of an arm of the engine to a cross-piece
40 Nanometer
Nuts of fastening of a conrod cover of the bearing:
– stage 1
30 Nanometer
– stage 2
to tighten on a corner 90 – 100 °
Bolts of fastening of a radical cover of the bearing:
– M12 bolts
90 Nanometer
– M11 bolts:
   • stage 1
55 Nanometer
   • stage 2
to tighten on a corner 90 – 100 °
Stopper of discharge of cooling liquid from the block of cylinders
30 Nanometer