Лексус RX 300
+ Cars Lexus RX-300
+ Controls and operation receptions
+ Options and car routine maintenance
- The engine
The general information and preparatory operations
Check компрессионного pressure
Check of the engine by means of the vacuum gauge
Reduction of the piston of the first cylinder in position of the top dead point (ВМТ)
Check of a corner of an advancing of ignition
Removal, check and installation of a belt of drive ГРМ it натяжителя, a pulley and a cogwheel of a cranked shaft, cogwheels of camshafts and intermediate rollers
Removal, dismantling, check, assemblage and installation of a head of cylinders and its components
Removal and engine installation, check of support
The block of cylinders
Check Д/В of pressure of impellent oil
Removal, dismantling, check, assemblage and installation of the oil pump and the pallet картера
+ Systems of cooling of the engine, heating, ventilation and air conditioning
+ The power supply system and release of the fulfilled gases
+ Systems of an electric equipment of the engine
+ Automatic transmission and interaxal differential
+ Трансмиссионная a line
+ Brake system
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment
+ Basic schemes of electric connections
|
The engine
Specifications The general data
Engine type |
6-cylinder petrol 4-taktnyj the engine, DOHC |
Designation |
1MZ-FE |
Sequence of ignition |
1-2-3-4-5-6
|
Direction of rotation of a cranked shaft |
Clockwise |
Diameter of the cylinder//a piston course, mm |
87.5//83 |
Volume of cylinders, sm 3 |
2995 |
Compression degree |
10.5:1 |
Компрессионное pressure, атм |
|
14.8 |
|
9.9 |
The maximum admissible difference компрессионных pressure in cylinders, атм |
1 |
Idling turns, rpm |
|
700 ± 50 |
- At included К/В («COOL») and the fan («HI»)
|
730 ± 50 |
Клапанный a backlash |
Specifications to the Head of Adjustment and car routine maintenance see |
Corner of an advancing of ignition, hailstones. To ВМТ |
- At перемкнутых contacts TE1 and E1 socket DLC №1
|
8÷12 |
- At opened contacts TE1 and E1 socket DLC №1
|
10÷25 |
Pusher ledge натяжителя a belt of drive ГРМ, mm |
10.0÷10.8 |
The maximum admissible deformation of an interfaced surface воздухораспределителя, mm |
0.10 |
The maximum admissible deformation of an interfaced surface of the inlet pipeline, mm |
|
0.15 |
|
0.08 |
The maximum admissible deformation of an interfaced surface of a final collector, mm |
0.5 |
Resistance VSV of a support of the engine (at temperature 20 hailstones.), an ohm |
18÷22 |
Pressure of impellent oil, атм |
|
Not less than 0.3 |
|
2.9÷5.3 |
Backlash between rotors of the oil pump and the top plane of their adjusting nest, mm |
|
0.03÷0.09 |
|
0.15 |
Backlash between rotors of the oil pump, mm |
|
0.11÷0.24 |
|
0.35 |
Backlash between a conducted rotor of the oil pump and a wall of an adjusting nest of rotors, mm |
|
0.250÷0.325 |
|
0.30 |
Assemblage of a head of cylinders
The maximum admissible deformation interfaced to the block of cylinders of a surface, mm |
0.1 |
Diameter of a tension part of a bolt with a head under прутковый a key-shestigrannik of fastening of a head of cylinders, mm |
|
8.95÷9.05 |
|
8.75 |
Internal diameter of the directing plug of the valve, mm |
5.510÷5.530 |
Diameter of a core of the valve, mm |
|
5.470÷5.5485 |
|
5.465÷5.480 |
Oil backlash of the valve (standard//minimum), mm |
|
0.025÷0.060//0.08 |
|
0.030÷0.065//0.10 |
Corner of a facet of the valve, hailstones. |
44.5 |
Corner of an interfaced surface of a saddle of the valve, hailstones. |
45 |
Width of an interfaced surface of a saddle of the valve, mm |
1.0÷1.4 |
Corners проточки valve saddles, hailstones.
|
30,45,75 |
Height of a corbel of a head of the valve, mm |
|
1.0 |
|
0.5 |
Full standard//the minimum length of the valve, mm |
|
95.45//94.95 |
|
95.40//94.90 |
The maximum deviation клапанной springs from a vertical, mm |
2.0 |
Length клапанной springs in a free condition, mm |
45.50 |
Tension клапанной a spring compressed till length of 33.8 mm, Н |
186÷206 |
Diameter проточки under a valve pusher, mm |
31.000÷31.016 |
Diameter of a pusher of the valve, mm |
30.966÷30.976 |
Oil backlash of a pusher of the valve, mm |
|
0.024÷0.050 |
|
0.07 |
External diameter of the directing plug of the valve, mm |
|
10.333÷10.334 |
|
10.385÷10.383 |
Height of the directing plug of the valve, mm |
|
34.5 |
|
40.5 |
Height of a ledge of the directing plug of the valve from a head of cylinders, mm |
|
11.1÷11.5 |
|
8.9÷9.3 |
Diameter проточки under directing plug of the valve, mm |
|
10.295÷10.313 |
|
10.345÷10.363 |
Camshafts
Diameter of necks, mm |
26.959÷26.975 |
The maximum admissible radial palpation of an average neck, mm |
0.06 |
Height of cams (standard//minimum), mm |
Inlet camshaft |
42.932÷43.032//42.78 |
Final camshaft |
42.764÷42.864//42.61 |
Oil backlash in bearings (standard//minimum), mm |
Inlet camshaft |
0.035÷0.072//0.10 |
Final camshaft |
0.025÷0.062//0.09 |
Axial люфт, mm |
The standard |
0.04÷0.09 |
The maximum |
0.12 |
Dead course of gear wheels, mm |
The standard |
0.02÷0.20 |
The maximum |
0.30 |
Rupture in the spring cutting Gear wheel ring, mm |
18.2÷18.8 |
The block of cylinders and cranked shaft
Axial люфт шатунного the bearing, mm |
The standard |
0.15÷0.30 |
The maximum |
0.35 |
Thickness of a rod, mm |
20.80÷20.85 |
Oil backlash in шатунных bearings, mm |
The standard |
0.038÷0.064 |
The maximum |
0.08 |
Thickness of walls of loose leaves шатунных bearings, mm |
Label «1» |
1.484÷1.487 |
Label «2» |
1.487÷1.490 |
Label «3» |
1.490÷1.493 |
Label «4» |
1.493÷1.496 |
Diameter шатунных necks of a cranked shaft, mm |
52.992÷53.000 |
Axial люфт radical bearings of a cranked shaft, mm |
The standard |
0.04÷0.24 |
The maximum |
0.30 |
Thickness of a persistent washer Cranked shaft, mm |
1.930÷1.980 |
Oil backlash (standard//maximum) in radical bearings of a cranked shaft, mm |
Necks №1 and №4 |
0.014÷0.034//0.05 |
Necks №2 and №3 |
0.026÷0.046//0.06 |
Demanded loose leaves of radical bearings of a cranked shaft, proceeding from the sum of numerical labels on a shaft (A) and on the block of cylinders (B).
Labels on cranked to a shaft, on the block of cylinders and on loose leaves of radical bearings
Necks 1 and 4 |
|
Label «3» |
|
Label «4» |
|
Label «5» |
|
Label «6» |
|
Label «7» |
Necks 2 and 3 |
Value of a label on loose leaves of necks 1 or 4 minus 2 |
Landing diameter of radical necks of a cranked shaft according to labels, mm |
66.0XX, where XX – a numerical label (from «00» to «16») |
Diameter of radical necks of a cranked shaft according to labels, mm |
(61), where XX – a numerical label (from «00» to «12») |
Thickness of walls of loose leaves of radical bearings, mm |
|
2.486÷2.489 |
|
2.489÷2.492 |
|
2.492÷2.495 |
|
2.495÷2.498 |
|
2.498÷2.501 |
|
2.501÷2.504 |
|
2.504÷2.507 |
The maximum admissible radial palpation of a camshaft, mm |
0.06 |
Maximum admissible конусность and ovality of necks of a camshaft, mm |
0.02 |
The maximum admissible deformation of the surface interfaced to a head of cylinders, mm |
0.07 |
Diameter of the cylinder, mm |
|
87.500÷87.512 |
|
87.520 |
Diameter of a tension part of a bolt (with a 12-faced head) fastenings of a cover of the radical bearing of a cranked shaft, mm |
|
7.50÷7.60 |
|
7.20 |
Pistons and rods
Diameter of the piston on distance of 23.2 mm from the bottom, mm |
87.406÷87.416 |
Oil backlash of the piston in the cylinder, mm |
|
0.08÷0.11 |
|
0.13 |
Backlash of planting of piston rings, mm |
№1
|
0.20÷0.70 |
№2
|
0.20÷0.60 |
The size of a cut of the lock (standard//maximum) the established piston rings, mm |
№1
|
0.25÷0.35//0.95 |
№2
|
0.35÷0.45//1.05 |
Plates маслосъёмного rings
|
0.15÷0.40//1.00 |
The maximum admissible linear roughness of a rod on 100 mm of length, mm |
0.05 |
The maximum admissible curvature of a rod on 100 mm of length, mm |
0.15 |
Internal diameter of an aperture under a finger, mm |
22.005÷22.014 |
Diameter of a finger, mm |
21.997÷22.006 |
Backlash of planting of a finger, mm |
|
0.005÷0.011 |
|
0.05 |
Diameter of a tension part of a bolt of fastening of a cover шатунного the bearing, mm |
|
7.2÷7.3 |
|
7.0 |
Efforts of a tightening of carving connections, Nanometer
Bolt of fastening of a keeping plate of a cogwheel of a cranked shaft |
8 |
Bolts of fastening of intermediate rollers of a belt of drive ГРМ |
|
43 |
|
34 |
Fixture натяжителя приводного a belt to the oil pump |
27 |
Bolts of fastening of cogwheels of camshafts |
- The right number of cylinders
|
88 |
- The left number of cylinders
|
125 |
Bolt of fastening of the right basic arm of the engine |
28 |
Bolts of fastening of covers of a belt of drive ГРМ |
8.5 |
Bolt of fastening of a pulley of a cranked shaft |
215 |
Nut of fastening of an arm №2 generators |
28 |
Bolts of fastening of an arm of the generator to the block of cylinders |
43 |
Bolts of fastening of covers of bearings of camshafts |
16 |
Nut of fastening of rotor VVT-i |
150 |
Stopper of the filter of valve VVT-i |
45 |
Bolts of fastening of a back cover of a head of cylinders |
10 |
Fixture of a lateral cover of the block of cylinders |
9 |
Bolts of fastening of heads of cylinders |
|
54 then to hold on on a corner 90 hailstones. |
- With heads under прутковый a key
|
18.5 |
Bolts of fastening of covers of bearings of camshafts |
16 |
Bolts of fastening of covers of heads of cylinders |
8 |
Nuts of fastening of a final collector |
49 |
Fixture of a rack of a final collector |
|
34 |
|
20 |
Fixture of a fuel submitting hose to the fuel filter |
29 |
Fixture of an arm of pump GUR |
43 |
Bolt of fastening directing щупа level of impellent oil |
8 |
Fastening nuts каталитического the converter |
62 |
Bolt of fastening of a submitting tube of system of cooling to a head of cylinders |
19.5 |
Bolts of fastening of a back plate of a head of cylinders |
8 |
Fixture of a water waste branch pipe |
15 |
Fixture воздухораспределителя to the inlet pipeline |
43 |
Fixture of the inlet pipeline to a head of cylinders |
15 |
Bolts of fastening of an elevating hook №1 engines |
39 |
Bolts of fastening of a rack воздухораспределителя |
19.5 |
Nut of fastening of the tyre of grounding to воздухораспределителю |
14.5 |
Bolts of fastening of an elevating hook of the engine |
19.5 |
Bolts of fastening of a forward support and back arm of fastening of the engine to the engine |
64 |
Nuts of a back arm of fastening of the engine to a back support |
87 |
Bolts of fastening of the power unit to the left support |
64 |
Fastening bolts гасителя engine fluctuations |
48 |
Bolts of fastening of a forward support of the engine to a stretcher |
80 |
Bolts of fastening of assemblage of the steering mechanism with bent for to a stretcher |
181 |
Bolts of fastening of the stabilizer of a forward suspension bracket to a stretcher |
19 |
Bolts of fastening of pump GUR |
43 |
Bolts of fastening of support of a back stretcher |
|
|
181 |
|
32 |
Bolts of fastening of support of a back stretcher |
181 |
Bolts of the right basic arm №2 and draughts of fastening of the engine |
|
|
64 |
|
32 |
Nuts of fastening of forward and central sections of an exhaust pipe |
62 |
Nuts of fastening of forward section №2 of an exhaust pipe |
56 |
Nuts of fastening top распорки the engine |
80 |
Nuts of fastening of levers of cleaners of a windscreen to their draughts |
24 |
Bolts of fastening of covers шатунных bearings |
|
24.5 |
|
On a corner 90 hailstones. |
Bolts of fastening of covers of radical bearings |
With a 12-faced head
|
|
|
22 |
|
To hold on on a corner 90 hailstones. |
With a 6-faced head
|
27 |
Bolts of fastening of the holder of a back epiploon of a cranked shaft |
8 |
Drain stoppers ОЖ in the block of cylinders |
39 |
Bolts of fastening of a sealing lining of system of cooling of the block of cylinders |
18 |
Муфта the oil filter |
30 |
Bolts of fastening of reception branch pipe ОЖ |
8 |
Detonation gauges |
39 |
Fixture of an arm of a roller №2 belts of drive ГРМ |
28 |
Fixture of an arm of compressor K/V |
25 |
Fastening bolts приводного a disk |
83 |
Д/В pressure of impellent oil |
13 |
Stopper редукционного the valve of the oil pump |
49 |
Bolts of fastening of the oil pump |
|
8 |
|
19.5 |
Gauge CKP |
8 |
Fixture маслоотражательной plates to the top section of the pallet картера |
8 |
Bolts of fastening of the top section of the pallet картера |
|
8 |
|
19.5 |
|
37.2 |
Bolts of fastening of the bottom cover of a cavity приводного a disk |
7.8 |
Fixture маслозаборника |
8 |
Fixture of the bottom section of the pallet картера |
8 |
Drain stopper of impellent oil |
45 |
|
|