E46 series BMW 3
since 1998 of release
Repair and car operation
E46 series BMW 3
+ BMW 3 Cars (E46)
+ Current leaving and service
+ 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
- Onboard electric equipment
+ Dignostika of electric elements
+ Lighting and alarm system
+ Devices and equipment
+ electric equipment Schemes
Onboard electric equipment
Arrangement of electronic control units car systems on a body
Boxes of the relay and safety locks
Depends on the equipment of the car and year of its release. The scheme of an arrangement of safety locks is in a ware box under a payment of safety locks.
Arrangement of safety locks
Arrangement of a box of the relay behind a ware box
Relay box in an impellent compartment. The model 320d with the removed cover is shown
Color marking of safety locks
Efforts of a tightening of carving connections
The moments of an inhaling of fixture are given also in the text of Head and on some иллюстрациях*.
*vydelenny in the text a bold print the moments of an inhaling are subject to exact observance; the efforts not allocated with a bold print are given only roughly
Cars of this brand are equipped 12 In electric equipment system with grounding on a negative pole. A food of all lighting devices and electric units is carried out from the battery of lead-acid type recharged from the generator of an alternating current.
This Head is devoted to the description of procedures of service and repair of some components of system of onboard electric equipment to which number all lighting devices and the electric accessories not connected directly with the engine belong except concrete considered below also. Besides, procedures of diagnostics of malfunctions of electric equipment of the general order are considered.