Subaru Forester
+ Cars Subaru Forester
+ The maintenance instruction
+ Routine maintenance
- The engine
Design features and principle of functioning of the engine, - the general information and adjustment клапанных backlashes
Major repairs and engine service - the general information
Check of pressure of oil
Check компрессионного pressure in cylinders
Diagnostics of a condition of the engine with vacuum gauge application
Removal of the power unit from the car - preparation and safety measures
Removal and engine installation
Alternative variants of schemes of regenerative repair of the engine
Order of dismantling of the engine by its preparation for major repairs
Dismantling of drive ГРМ, - removal, check of a condition and installation of components
Removal, dismantling, check, assemblage and axis installation коромысел, - engines SOHC
Removal, check of a condition and installation of camshafts
Service of heads of cylinders
Service of the block of cylinders
Greasing system - the general information
Removal, service and installation
Removal, check and installation маслоохладителя - only engines DOHC
Trial start and обкатка the engine after major repairs
+ Systems of cooling, heating
+ The power supply system and release
+ Engine electric equipment
+ Control systems of the engine
+ Gear change box
+ Coupling, трансмиссионная a line
+ Brake system
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment
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The engine
Specifications
The general parametres
Models without турбокомпрессора
Engine EJ20J model (вып. 98-00), EJ20J2 (вып. 98-01) |
Engine type |
4-cylinder, 4-taktnyj,
оппозитный petrol engine OHC,
With water cooling |
Capacity, kw (h.p.) at rpm |
EJ20J |
90 (122), at 5600 |
EJ20J2 |
92 (125), at 5600 |
Working volume |
1994 sm3 |
Diameter of cylinders |
92.0 mm |
Course of pistons |
75.0 mm |
Compression degree |
J20J |
9.7: 1 |
J20J2 |
10: 1 |
Pressure of a compression, Bar |
9.8-13.0 |
Ignition order |
1-3-2-4 |
Models with турбокомпрессором |
Engine model |
EJ20, EJ205 |
Engine type |
4-cylinder, 4-taktnyj,
оппозитный petrol engine DOHC
With турбокомпрессором. Cooling – water |
Capacity, kw (h.p.) at rpm |
EJ20 |
130 (177), at 5600 |
EJ205 |
125 (170), at 5600 |
Working volume |
1994 sm3 |
Diameter of cylinders |
92.0 mm |
Course of pistons |
75.0 mm |
Compression degree |
EJ20 |
8.0: 1 |
EJ205 |
8.5: 1 |
Pressure of a compression, Bar |
8.5-11.7 |
Ignition order |
1-3-2-4 |
Twisting moment, Nanometer / (rpm) |
Engines without a turbo-supercharging |
164 / (4400) |
Engines with a turbo-supercharging |
260 / (3600) |
Models with турбокомпрессором
Engine model |
EJ20, EJ205 |
Engine type |
4-cylinder, 4-taktnyj,
оппозитный petrol engine DOHC
With турбокомпрессором. Cooling – water |
Capacity, kw (h.p.) at rpm |
EJ20 |
130 (177), at 5600 |
EJ205 |
125 (170), at 5600 |
Working volume |
1994 sm3 |
Diameter of cylinders |
92.0 mm |
Course of pistons |
75.0 mm |
Compression degree |
EJ20 |
8.0: 1 |
EJ205 |
8.5: 1 |
Pressure of a compression, Bar |
8.5-11.7 |
Ignition order |
1-3-2-4 |
Twisting moment, Nanometer / (rpm) |
Engines without a turbo-supercharging |
164 / (4400) |
Engines with a turbo-supercharging |
260 / (3600) |
Adjustments
Klapannyj backlash on the cold engine
The inlet |
0.200.02 mm |
The final |
0.250.02 mm |
Pressure of oil, bar |
3.0 on 5000 rpm |
Idling turns, in mines |
Models without a turbo-supercharging |
Models with РКПП |
650 100 |
Models with АТ |
670 100 |
Models with a turbo-supercharging |
700 100 |
The maximum admissible depth of depression in the inlet pipeline on single turns, кПа
Engines without a turbo-supercharging |
69.3 |
Engines with a turbo-supercharging |
66.7 |
Pressure of the valve of a cover of a radiator, bar |
Models with engines EJ20J |
0.8-1.0 |
Other models |
0.95-1.25 |
Temperature of opening of the thermostat |
76-80С |
Deflection of a belt of the generator/hydraulic booster of a wheel |
9-11 mm |
Deflection of a belt of the conditioner of air |
9-10 mm |
Camshafts
Limiting admissible size of a deflection, mm |
Engines SOHC |
0.025 |
Engines DOHC |
0.020 |
Working backlash in bearings, mm |
Engines SOHC |
Rating value |
0.055 0.090 |
Limiting admissible value |
0.10 |
Engines DOHC |
Rating value |
0.037 0.072 |
Limiting admissible value |
0.10 |
Diameter of necks, mm |
Engines SOHC |
31.928 31.945 |
Engines DOHC |
Forward neck |
37.946 37.963 |
The central and back necks |
29.946 29.963 |
Internal diameter of bearings of support of a camshaft
|
Engines SOHC, mm |
32.000 32.018 |
Height of cams (), mm |
Engines SOHC |
Rating value |
|
The inlet |
39.646 39.746 |
Limiting admissible size of deterioration |
0.15 |
Engines DOHC |
Rating value |
Inlet camshaft |
44.75 44.85 |
Final camshaft |
44.60 44.70 |
Limiting admissible size of deterioration |
Inlet camshaft |
42.20 |
Final camshaft |
42.25 |
The scheme of an arrangement of cams of inlet camshafts of the left and right heads of cylinders on engines DOHC
Axial люфт a camshaft, mm |
Engines SOHC |
Rating value |
0.03 0.09 |
Limiting admissible value |
0.11 |
Engines DOHC |
Rating value |
0.015 0.07 |
Limiting admissible value |
0.1 |
Коромысла a drive of valves (engines SOHC)
Size of a backlash of landing коромысел on axes, mm |
Rating value |
0.020 0.081 |
Limiting admissible value |
0.10 |
Head of cylinders and клапанный the mechanism
Head moulding |
Limiting admissible неплоскостность
Interfaced surface, mm |
0.05 |
Allowance on polishing, mm |
0.1 |
Standard height, mm |
Engines SOHC |
98.3 |
Engines DOHC |
127.5 |
Saddles of valves
Width of a working facet of a saddle of the inlet valve |
Engines SOHC |
Rating value |
1.0 |
Limiting admissible value |
1.7 |
Engines DOHC |
Rating value |
1.0 |
Limiting admissible value |
1.7 |
Width of a working facet of a saddle of the final valve |
Engines SOHC |
Rating value |
1.4 |
Limiting admissible value |
2.1 |
Engines DOHC |
Rating value |
1.5 |
Limiting admissible value |
2.2 |
Directing plugs
Size of a backlash of landing of cores of valves in directing plugs, mm |
All engines |
Rating value |
Final valves |
0.040 0.067 |
Final valves |
0.040 0.067 |
Limiting admissible value |
0.15 |
Internal diameter of the directing plug of the valve, mm |
Engines SOHC |
6.000 6.012 |
Engines DOHC |
6.000 6.015 |
Size выступания the directing plug, mm |
Engines SOHC |
The inlet |
20.0 20.5 |
The final |
16.5 17.0 |
Engines DOHC |
12.0 12.4 |
Valves
Width of a cylindrical part (corbel) of a plate of the valve, mm
Engines SOHC |
Inlet valves |
Rating value |
1.0 |
Limiting admissible value |
0.6 |
Final valves |
Rating value |
1.2 |
Limiting admissible value |
0.6 |
Engines DOHC |
Inlet valves |
Rating value |
1.2 |
Limiting admissible value |
0.8 |
Final valves |
Rating value |
1.5 |
Limiting admissible value |
0.8 |
Valve total length, mm |
Engines SOHC |
Inlet valves |
120.6 |
Final valves |
121.7 |
Engines DOHC |
Inlet valves |
104.4 |
Final valves |
104.7 |
External diameter of a core of the valve, mm |
Engines SOHC |
Inlet valves |
5.950 5.965 |
Final valves |
5.945 5.960 |
Engines DOHC |
Inlet valves |
5.950 5.965 |
Final valves |
5.950 5.965 |
Klapannye springs
Free length, mm |
Engines SOHC |
54.3 |
Engines DOHC |
44.67 |
Length under loading, mm |
Engines SOHC |
Loading of 56.5 kg |
34.7 |
Loading of 56.5 kg |
34.7 |
Engines DOHC |
Loading of 22.5 kg |
33.0 |
Loading of 52.1 kg |
26.6 |
Limiting admissible size of infringement торцовки (all engines), hailstones (mm) |
2.5 (1.9) |
Maslootrazhatelnye caps
Colour marks |
Colour of a rubber external face surface |
Inlet valves |
The black |
Final valves |
The brown |
Colour of a spring part |
Inlet valves |
The white |
Final valves |
The white |
The block of cylinders
Limiting admissible неплоскостность interfaced surfaces, mm |
0.05 |
Allowance on polishing, mm |
0.4 |
Diameter of cylinders, mm |
Marks "And" |
92.005 92.015 |
Marks "In" |
91.995 91.005 |
Limiting admissible ovality and
конусность cylinders, mm |
0.050 |
Backlash of landing of the piston in the cylinder at temperature 20С, mm |
Rating value |
0.010 0.030 |
Limiting admissible value |
0.050 |
The maximum admissible allowance on расточку cylinders, mm |
All engines 0.5 |
|
Pistons and piston fingers
Diameter of pistons, mm |
Marks "And" |
91.985 91.995 |
Marks "In" |
91.975 91.985 |
The repair size with increase at 0.25 mm |
92.225 92.235 |
The repair size with increase at 0.25 mm |
92.225 92.235 |
Backlash of landing of a piston finger in the piston, mm |
0.04 0.08 |
Backlash of landing of a piston finger in the plug of the top head of a rod, mm |
Rating value |
0 0.022 |
Limiting admissible value |
0.030 |
Backlash in the lock of piston rings |
Top компрессионное a ring, SOHC/DOHC |
Rating value |
0.20 0.35/0.20 0.26 |
Limiting admissible value |
1.0 |
Average компрессионное a ring |
Rating value |
0.35 0.50 |
Limiting admissible value |
1.0 |
Maslosemnoe ring |
|
Rating value |
0.20 0.70 |
Limiting admissible value |
1.5 |
Landing backlash компрессионных rings in flutes of pistons, mm |
The top ring |
Rating value |
0.04 0.08 |
Limiting admissible value |
0.15 |
The bottom ring |
Rating value |
0.03 0.07 |
Limiting admissible value |
0.15 |
Rods
Limiting admissible values of sizes of a bend and bar twisting at length of 100 mm, mm |
0.10 |
Axial люфт a rod on a pin of a cranked shaft, mm |
Rating value |
0.70 0.330 |
Limiting admissible value |
0.4 |
Working backlash in шатунном the bearing, mm |
Rating value, SOHC/DOHC |
0.010 0.038/0.02 0.046 |
Limiting admissible value |
0.05 |
Cranked shaft, radical and шатунные bearings bearings
Limiting admissible value
Shaft deflection, mm |
0.035 |
Limiting admissible size
Ovality of a radical neck, mm |
0.02 |
Limiting admissible конусность
Radical neck, mm |
0.07 |
Limiting admissible allowance
On polishing of a radical neck, mm |
0.25 |
Diameter of radical necks, mm |
The standard size |
59.992 60.008 |
The repair size (with reduction by 0.03 mm) |
59.962 59.978 |
The repair size
(With reduction by 0.05 mm) |
59.942 59.958 |
The repair size
(With reduction by 0.25 mm) |
59.742 59.758 |
Thickness of loose leaves of radical bearings in an average part, mm |
The standard size |
Loose leaves of 1st and 5th bearings |
1.998 2.011 |
Loose leaves of 2nd, 3rd and 4th bearings |
2.000 2.013 |
The repair size (with reduction by 0.03 mm) |
Loose leaves of 1st and 5th bearings |
2.017 2.020 |
Loose leaves of 2nd, 3rd and 4th bearings |
2.019 2.022 |
The repair size (with reduction by 0.05 mm) |
Loose leaves of 1st and 5th bearings |
2.027 2.030 |
Loose leaves of 2nd, 3rd and 4th bearings |
2.029 2.032 |
The repair size (with reduction by 0.25 mm) |
Loose leaves of 1st and 5th bearings |
2.127 2.130 |
Loose leaves of 2nd, 3rd and 4th bearings |
2.129 2.132 |
Size axial люфта in the central (persistent) bearing, mm |
Rating value |
0.030 0.115 |
Limiting admissible value |
0.25 |
Working backlashes in radical bearings, mm |
Rating value |
0.010 0.030 |
Limiting admissible value |
0.040 |
Diameter шатунных necks, SOHC/DOHC, mm |
The standard size |
51.984 52.000/47.984 48.000 |
The repair size (with reduction
On 0.03 mm) |
51.954 51.970/47.954 47.970 |
The repair size (with reduction
On 0.05 mm) |
51.934 51.950/47.934 47.950 |
The repair size (with reduction
On 0.25 mm) |
51.734 51.750/47.734 47.750 |
Thickness of loose leaves шатунных bearings in an average part, mm |
The standard size |
Engines SOHC |
1.492 1.501 |
Engines DOHC |
2.000 2.013 |
The repair size (with reduction by 0.03 mm) |
Engines SOHC |
1.510 1.513 |
Engines DOHC |
1.505 1.508 |
The repair size (with reduction by 0.05 mm) |
Engines SOHC |
1.520 1.523 |
Engines DOHC |
1.515 1.518 |
The repair size (with reduction by 0.25 mm) |
Engines SOHC |
1.620 1.623 |
Engines DOHC |
1.615 1.618 |
Greasing system
The general parametres |
Volume at change of impellent oil, l |
Engines SOHC |
4.5 |
Engines DOHC |
5.2 |
The oil pump |
Type |
Роторный, трохоидного type,
With internal gearing |
Number of teeths |
Internal gear wheel (rotor) |
9 |
External gear wheel (rotor) |
10 |
Diameter of an external rotor, mm |
78 |
Thickness of an external rotor, mm |
Engines SOHC |
9 |
Engines DOHC |
10 |
Backlash size between tops of teeths of rotors, mm |
Rating value |
0.04 0.14 |
Limiting admissible value |
0.18 |
Backlash size between a forming surface of an external rotor and the case, mm |
Rating value |
0.10 0.175 |
Limiting admissible value |
0.20 |
Size axial люфта an internal rotor, mm |
Rating value |
0.02 0.07 |
Limiting admissible value |
0.12 |
The rashodno-pressure head characteristic of the pump at various turns of the engine and oil temperature 80С |
Engines SOHC |
600 rpm |
4.2 l/mines on 98 кПа |
5000 rpm |
42.0 l/mines on 294 кПа |
Engines DOHC |
600 rpm |
4.6 l/mines on 98 кПа |
5000 rpm |
47.0 l/mines on 294 кПа |
The oil filter
Type |
Полнопоточный |
Total area of a filtering element, sm2 |
1000 |
Pressure of operation перепускного the valve, кПа |
156 |
External diameter, mm |
80 |
Height, mm |
70 |
Diameter of a connecting carving |
М20 х1.5 |
Маслоохладитель (only engines DOHC)
Type |
Water oil |
Diameter, mm |
10 |
The size of the heat exchanger, mm |
93 |
The reduktsionnyj valve in a highway of hydraulic proof-readers клапанных backlashes
Pressure of operation, кПа |
69 |
Free length клапанной springs, mm |
Engines SOHC |
71.8 |
Engines DOHC |
73.7 |
Length клапанной springs in working order, mm |
Engines SOHC |
54.7 |
Engines DOHC |
54.7 |
Effort of preliminary compression at installation, Н |
Engines SOHC |
77.08 |
Engines DOHC |
93.2 |
The gauge of pressure of oil
Type |
Membranno-contact |
Pressure of operation, кПа (кГ/см2) |
14.7 (0.15) |
Limiting pressure, кПа (кГ/см2) |
More than 981 (10.0) |
Efforts of a tightening of carving connections, Nanometer
Are resulted also in the text of the Head on accompanying illustrations.
Bolts of a head of cylinders |
In крестовом an order |
Stage |
1 29 Nanometers |
Stage |
2 69 Nanometers |
Stage 3 |
To turn on on a turn floor |
Stage 4 |
To turn on on a turn floor |
Stage 5 |
Averages 2 bolts of 34 Nanometers, the others 4 bolts of 15 Nanometers |
Stage 6 |
90 |
Stage 7 |
90 |
Bolts of covers of radical bearings коленвала |
10 mm |
473 Nanometer |
8 mm |
252 Nanometer |
6 mm |
6.4 Nanometers |
Bolts of covers of rods |
Stage 1 |
21-23 Nanometers |
Stage 2 |
43-46 Nanometers |
Flywheel/privodnoj a disk |
69-75 |
The oil pump to the block of cylinders |
6 |
The pallet картера |
5 |
Pallet stopper картера |
44 |
Coupling basket to a flywheel |
14-17 |
Pulley коленвала |
122-137 |
Cam-shaft gear wheel |
73-83 |
Cover of bed of a cam-shaft |
Models without турбокомпрессора |
М6 |
10 |
М8 |
18 |
Models with турбокомпрессором |
18-22 |
Cover of levers of a cam-shaft |
Models without турбокомпрессора |
4-6 |
Models with турбокомпрессором |
5 |
The inlet pipeline to a head of cylinders |
23-27 |
The final pipeline to a head of cylinders |
34-44 |
Spark plugs |
21 |
Ljambda-probe |
Models without турбокомпрессора |
18-24 |
Models with турбокомпрессором |
41-47 |
The detonation gauge |
Models without турбокомпрессора |
21-26 |
Models with турбокомпрессором |
6 |
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