BMW 3 series E46

Since 1998 of release

Repair and car operation



The BMW of 3 series Е46
+ Cars BMW 3 (Е46)
+ Current leaving and service
+ The engine
+ Systems of cooling, heating
+ Power supply systems, injection and release
- Engine electric equipment
   The general information and security measures
   + System of electronic control by ignition and injection of the petrol engine
   + Ignition system
   + System of preheat of the diesel engine
   - Charge and start systems
      The general information on system
      The battery - the basic data and leaving
      Removal and installation of the storage battery
      Check of the storage battery
      The generator. The general data and security measures
      Removal and generator installation
      Check and replacement of brushes of the generator / of a regulator of pressure
      Removal and installation, starter check
      Removal, installation and check of the traction relay of a starter
+ Manual transmission and transmission a line
+ Automatic transmission
+ Coupling and power shafts
+ Brake system
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment
+ Electric equipment schemes



Removal and installation of the storage battery

The storage battery is in a luggage compartment behind a cover on the right side. At cars 316i, 318i the battery is located in an impellent compartment.

Owing to switching-off of the storage battery the data of electronic blocks of memory can be lost:

- The given memories of malfunctions in a monitor by the engine, and also in other electronic monitors are erased.
- Adjustment of hours and computer data is lost.
- New initialization сдвижной is required to the roof panel, address to Section Replacement of an element of the filter of air of salon.


 REMOVAL

1 Switch off ignition.

2 Models 320i, 323i, 328i: Take out a floor covering of a luggage compartment. Turn a screw-driver on 90 ° clips and take out a cover.

3 Socket for a positive cable at the storage battery is closed by a lath. Cast away it.

4 Disconnect at first negative (-)-1, and then positive (+)-2 cables of the storage battery.

5 Models 320i, 323i, 328i: Turn away bolts of fastening-3 and remove a collar.

6 Models 316i, 318i: Turn away bolts of fastening-3 and remove a collar. Take out a casing of a positive socket-4 and a battery casing. 1 – a negative cable.

7 Cast away the handle and take out the battery.

The storage battery contains poisonous components which cannot be utilised together with a household waste.


 INSTALLATION

Before installation and joining of the storage battery be convinced that ignition is switched off.

8 Models 320i, 323i, 328i: Establish the battery so that poles specified towards a wing.
9 Models 316i, 318i: Establish the battery so that poles specified towards a movement direction.
10 Models 316i, 318i: Establish a battery casing.
11 Establish and fix a collar.
12 Fix on poles positive (+), and then negative (-) cables.

Watch correctness of connection of cables and cleanliness of contacts. High transitive resistance conducts, in particular at start, to an overload of electronic monitors and as a last resort can lead to their destruction.

13 Insert a cover of a positive pole.
14 Models 320i, 323i, 328i: Insert a plastic cover into a lateral casing. Insert clips and fix their turn on 90 °. Insert a floor covering of a luggage compartment.
15 Establish hours.
16 Initialize сдвижную the panel of the hatch of a roof, address to Section Replacement of an element of the filter of air of salon.