Brake system. Nissan Micra (since 2002 of release)
Service and to Nissan Micra car repairs (since 2002 of release)
1. Introduction
2. Governing bodies and operation receptions
3. Settings and routine maintenance of the car
4. Engine
5. Systems of cooling of the engine, heating, ventilation and air conditioning
6. A power supply system and production of the fulfilled gases
7. Systems of electric equipment of the engine
8. Manual box of gear shifting and coupling
9. Automatic transmission
10. Power shafts, rotary fists and stupichny assemblies
11. Brake system
11.1. General information and security measures
11.2. Removal and installation of brake lines
11.3. Removal and installation of a pedal of a brake
11.4. Removal and GTTs installation
11.5. Removal and installation of the vacuum amplifier
11.6. Replacement of brake shoes of forward wheels
11.7. Removal and installation of forward brake mechanisms and brake disks
11.8. Removal and installation of assembly of back brake mechanisms
11.9. Removal and installation of a drive of the parking brake
11.10. Removal and installation of components of ABS system
12. Suspension bracket and steering
13. Body
14. Onboard electric equipment
15. Electric equipment schemes
 







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11. Brake system

Specifications

General information

Brake system With double diagonal division of contours, lobbies disk (with one-piston supports) and back drum-type brake mechanisms
Type of brake liquid FMVSS 116 DOT 4 or DOT 3 (DOT 4 and DOT 3 liquid mixing is not allowed)
Course of the lever of the parking brake
  • At effort of 196 N
11 ÷ 12 clicks
  • The full
15 clicks
Diameter of GTTs, mm 23.81
Height of lifting of the released pedal of a brake (model with RKPP//AT), mm 161 ÷ 171//171 ÷ 181
Height of lifting of a pedal of the brake which have been squeezed out at the working engine with effort of 490 N (model with RKPP//AT), mm, not less 80/85
Gap between a rubber stopper of a pedal and end Д/В of stoplights, mm 0.74 ÷ 1.96
Free wheeling of a pedal of a brake, mm 3 ÷ 11
Admissible loss of depression on the control valve (from-66.7 kPas), kPa to 1.3 in 15 seconds

Brake mechanisms of forward wheels

Type CL22, disk, ventilated
Nominal//minimum admissible thickness of brake disks, mm 22/20
Nominal//the minimum admissible thickness of an overlay of a brake shoe (without a substrate), mm 12.4/2.0
External diameter of a brake disk, mm 260
Maximum admissible roughness of a brake disk, mm 0.03
The maximum admissible palpation of the brake disk established on the car, mm 0.058
Diameter of the piston, mm 53.95

Brake mechanisms of back wheels

Type LT20, drum-type
Nominal//maximum admissible internal diameter of a brake drum, mm 202/203.2
Nominal//the minimum admissible thickness of an overlay of a brake shoe (without a substrate), mm 4.5/1.5
Length/width of brake slips, mm 195/38
Diameter of the brake cylinder, mm 19.05

Vacuum amplifier

Type E52/5/255
Diameter of a diaphragm, mm 254
Amount of installation of an entrance rod, mm 158.25
Admissible loss of depression (from-66.7 kPas), kPa to 3.3 in 15 seconds

Efforts of a tightening of carving connections, N • m

Brake hoses to a support 18
Fixture of brake tubes 16.2
Nuts of fastening of assembly of pedals 21
Bolts of fastening of an anchor bracket 105
Bolts of fastening of supports to an anchor bracket 35
Pumping union 10
Fixture of a brake disk 13.9
Bolts of fastening of back wheel cylinders 9
Fixture of assembly of the lever of the parking brake 21.5
Fixture of arms of cables of the parking brake 5.3
Fixture of wheel sensors 21.6
Bolts of fastening of an arm of the activator and ABS control unit 12.8
Bolts of fastening of the activator and the ABS control unit to an arm 8



10.6. Removal and installation of stupichny assembly of a back wheel

11.1. General information and security measures