E46 series BMW 3

since 1998 of release

Repair and car operation

E46 series BMW 3
+ BMW 3 Cars (E46)
+ Current leaving and service
+ Engine
+ Systems of cooling, heating
+ Power supply systems, injection and release
+ engine Electric equipment
+ RKPP and transmission line
+ Automatic transmission
+ Coupling and power shafts
+ Brake system
+ Suspension bracket and steering
+ Body
- Onboard electric equipment
   + Dignostika of electric elements
   - Lighting and alarm system
      Removal and installation/check of a sound signal
      Initialization of remote control
      Replacement of filament lamps of external lighting
      Replacement of filament lamps of internal lighting
      Removal and headlight installation
      Removal and installation of a ring cover of a headlight
      Removal and installation of the electric motor of adjustment of range of light
      Adjustment of headlights
      Gas-discharge lamps of a passing beam (xenon lamps)
      Removal and installation of a back lamp
   + Devices and equipment
+ electric equipment Schemes


Lighting and alarm system

Removal and installation/check of a sound signal

Behind a front bumper are on the left side established on one signal of high-pitch and low tone. For protection of contacts of a signal between the button and a signal the relay is switched on. At inclusion of a signal the chain of management of the relay becomes isolated.


1 Remove a front bumper, thus расстыкуйте I will corrode at a sound signal, address to the Section Removal and installation of a front bumper.
2 Unscrew bolts of fastening and take out both signals with holders in a bumper.


3 Attach sound signals by means of auxiliary wires directly to the onboard storage battery. Thus a brown cable connect to mass of the battery (-), and other cable with a positive pole of the battery (+). Signals should work.


4 Insert signals on a place and fix them.
5 Join the socket.
6 Establish a front bumper, address to the Section Removal and installation of a front bumper.