E39 series BMW 5

since 1996-2001 of release

Repair and car operation

+ Introduction
+ Maintenance instruction
+ Current leaving and service
+ Engine
+ Systems of cooling, heating
+ Power supply system and release
+ engine Electric equipment
+ Manual transmission
+ Automatic transmission
+ Coupling and power shafts
- Brake system
   Anti-blocking system
   Removal and installation of forward brake shoes
   Removal and installation of a brake disk / support of a forward brake
   Removal and installation of back brake shoes
   Removal and installation of back brake supports
   Removal and installation of a brake disk of back wheels
   Measurement of thickness of a brake disk
   Brake liquid
   Air removal from brake system
   Replacement of brake pipelines
   Replacement of a forward brake hose
   Check of the vacuum amplifier of a brake
   Removal and installation of brake shoes of the parking brake
   Adjustment of the parking brake
   Removal and installation of the lever of the parking brake
   Removal and installation of a cable of the parking brake
   Check and replacement of the switch of a stoplight
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment
+ electric equipment Schemes
+ System of onboard diagnostics

Heavy Metal & Reflected

Measurement of thickness of a brake disk


1. Mark with paint the provision of a wheel concerning a nave. Thanks to it the otbalansirovanny wheel can be established in former situation. Weaken bolts of fastening of a wheel on the car standing on the earth. Lift and establish the car on supports and remove a wheel.

The thickness of a disk should be measured in the thinnest place.

2. Measure thickness of a brake disk. HUNDRED apply special calibre or a micrometer since as a result of wear of a disk on it the rim is formed to this purpose. It is possible to measure thickness of a disk also by means of a usual calliper. Thus it is necessary to enclose on each party of a disk laying (for example, two coins).

Measurement is necessary for carrying out in several places of a brake disk.

3. The sizes of a brake disk are specified in Specifications.
4. If the disk reached the minimum thickness, it is necessary to replace it with the new.
5. If brake disks are worn-out till minimum admissible thickness, it is possible to establish a set of brake shoes once again.
6. In the presence of cracks or задиров it is necessary to replace a brake disk with the new.
7. Establish and fix wheels. Do not oil fastening bolts. Wheels establish so that the markings put at removal coincided.
8. Lower the car on wheels, tighten fastening bolts cross-wise the moment of 100 Nanometers.