LEXUS RX 300

1998 — 2003 of release

Repair and operation of the car


Lexus RX 300
+ Lexus RX-300 cars
+ Governing bodies and methods of operation
+ Settings and routine maintenance of the car
+ Engine
+ Cooling systems of the engine, heating, ventilation and air conditioning
+ A power supply system and production of the fulfilled gases
+ Systems of electric equipment of the engine
+ Automatic transmission and interaxal differential
+ Transmission line
+ Brake system
- Suspension bracket and steering
   General information
   + Forward suspension bracket
   + Back suspension bracket
   + Steering
   + Suspension bracket geometry
+ Body
+ Onboard electric equipment
+ Schematic diagrams of electric connections

2598ff35

Suspension bracket and steering

Specifications

Maximum axial side play of bearings of naves, mm 0.05
Maximum axial beating of naves, mm 0.05
Effort at continuous tightening of a nut of the lower spherical support on the fifth turn, Nanometer 1.0 ÷ 3.4
Effort at continuous tightening of a nut of the hinge of a rack of the stabilizer on the fifth turn, Nanometer 0.05 ÷ 1.0
Pump GUR drive belt tension see Settings and routine maintenance of the car
Difference of levels of GUR liquid at the working and killed engine, mm no more than 5 mm
GUR liquid pressure at the engine working at single turns and the closed SST valve, atm not less than 77.5
Difference of pressure of GUR liquid at the engine working for 1000 rpm and 3000 rpm and the open SST valve, atm no more than 4.8
GUR liquid pressure at the engine working at single turns at the open SST valve and the steering wheel turned in extreme situation, atm not less than 77.5
Side play of a steering wheel, mm no more than 30
Effort of turn of a steering wheel, Nanometer 5.9
Beating of a steering rack, mm no more than 0.03
Preloading of the steering mechanism, Nanometer 0.8 ÷ 1.4

Pump GUR

Effort of rotation of the pump, Nanometer 0.3
Oil gap of a shaft of the pump in the plug, mm
  • Standard
0.03 ÷ 0.05
  • Maximum
0.07
Gap between a rotor and a shiber, mm no more than 0.035
Height x length x thickness of shiber, mm not less than 8.6 x 14.991 x 1.397
Lengths of shiber proceeding from tags on a rotor and an eccentric ring, mm

There is no tag

14.999 ÷ 15.001

1

14.997 ÷ 14.999

2

14.995 ÷ 14.997

3

14.993 ÷ 14.995

4

14.991 ÷ 14.993
Length of a free spring, mm not less than 32.3

Angles of installation of wheels, suspension bracket geometry

Height of a forward suspension bracket 259
Height of a back suspension bracket 316
Disorder of forward wheels - 0 °20' ± 45'
Difference of disorders of the right and left wheels no more than 45'
Выбег forward wheels - 2 °05' ± 45'
Difference of vybeg of the right and left forward wheels no more than 45'
Inclination of an axis of turn of forward wheels 12 °10' ± 45'
Difference of inclinations of an axis of turn of the right and left forward wheels no more than 45'
Full convergence of forward wheels 0 °06' ± 12' (1 ± 2 mm)
Difference of residual lengths of tips of steering drafts, mm no more than 1.5
Limit angles of rotation of forward wheels
  • Inside
31 °03' ± 1 °30'
  • Outside
27 °50'
Disorder of Vybeg of back wheels - 0 °35' ± 45'
Full convergence of back wheels 0 °18' ± 12' (3 ± 2 mm)
Difference of distances from a disk of the right/left back wheel to a corner of the corresponding clown of adjustment of convergence of back wheels, mm no more than 3.0

Efforts of tightening of threaded connections, Nanometer

Wheel nuts 103
Bolts of fastening of assembly of a forward brake support 107
Fixture of the holder of an electrical wiring of the back sensor of speed of ABS to the shock-absorber 5
Bolt of fastening of the holder of a flexible brake hose and electrical wiring of the sensor of speed of ABS to the shock-absorber 29
Bolt of fastening of the forward ABS sensor 8
Bolt of fastening of the back ABS sensor 20
Nuts of fastening of a rack of a forward suspension bracket to a rotary fist 210
Nuts of fastening of a rack of a back suspension bracket to stupichny assembly 255
Top nuts of fastening of a rack of a forward suspension bracket 80
Top nuts of fastening of a rack of a back suspension bracket 39
Nut of fastening of a tip of steering thirst for a rotary fist 49
Lock-nut of fastening of a tip to steering draft 74
Fixture of the lower spherical support to the lower lever of a forward suspension bracket 127
Nut of fastening of the lower spherical support to a rotary fist 123
Bolt of the lower lever of a forward suspension bracket 206
Bolts of fastening of the protection cover of a rotary fist 8.3
Bolt of the central bearing of a power shaft 32
Bolt of fastening of the tank of brake fluid 8.8
Nut of fastening of a spring of a rack of a suspension bracket 49
Nuts of fastening of racks of stabilizers of a suspension bracket 39
Bolts of fastening of brackets of stabilizers of a suspension bracket 19
Bolts of fastening of a back brake support 47
Bolts of fastening of a cable of the drive of the parking brake to a casing of stupichny assembly 8
Bolts of fastening of the longitudinal lever of a back suspension bracket
  • To stupichny assembly
123
  • To a body
113
Bolts of fastening of cross levers of a back suspension bracket
  • To stupichny assembly
177
  • To a stretcher
113
Nut of fastening of thirst of the sensor of adjustment of an inclination of headlights for the cross lever No. 2 of a back suspension bracket 5.4
Bolt of fastening of the holder of a flexible brake hose to the shock-absorber of a back suspension bracket 29
Bolts of fastening of the central and back sections of an exhaust pipe 62
Bolt of fastening of an arm of a cable of the parking brake to a car body 5
Nuts of fastening of a back stretcher
  • Lobbies
83
  • Back
181
Nut of fastening of a steering wheel 35 ÷ 50
Bolts of fastening of an overlay of a steering wheel 7.1 ÷ 8.8
Bolt of fastening of the hinge of a steering shaft 36
Nuts of fastening of assembly of a steering column 26
Bolts of fastening of an intermediate shaft of a steering column 36
The connecting bolt of the lower fastening of a steering column to its lower support 19
Bolts of fastening of an arm of the index of turns 4
Fixture of assembly of the steering mechanism 181
Fixture of the GUR lines to the steering mechanism 23 (25) *
Fixture of tightening levels of the steering mechanism
  • Bolts
7.8
  • Nuts
9.8
Bolts of fastening of the case of the GUR control valve to the case of the steering mechanism 18
Самоконтрящаяся nut of a shaft of the GUR control valve 25
Cover of the case of the steering mechanism 59
Lock-nut of a cover of a spring of the directing lath of the steering mechanism 50 (69) *
Fixture of steering drafts 60 (83) *
Fixture of returnable tubes of GUR to the case of the steering mechanism 12 (13) *
Coupling bolts of the pump GUR 24
Union of pressure head port of the pump GUR 83
Bolt of the union of the sucking-away port of the pump GUR 13
Fixture of a forward arm of the pump GUR to back 43
Nut of fastening of a pulley of the pump GUR 43
Bolts (A//B) fastenings of assembly of the pump GUR 29 (43) *//43
GUR liquid pressure sensor 21
Tube of dumping of pressure to the pump GUR 21

* In brackets efforts of tightening without use of special devices are specified.