BMW 3 Series E46

since 1998 release

Repair and operation of the car



BMW 3 Series E46
+ BMW 3 cars (E46)
+ Current leaving and service
+ Engine
+ Cooling systems, 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
   + Forward suspension bracket
   - Back suspension bracket
      Removal and installation of the back shock-absorber
      Removal and installation of springs of a suspension bracket
   + Steering with the hydraulic booster (servoupravleniye)
+ Body
+ Onboard electric equipment
+ Schemes of electric equipment





Removal and installation of the back shock-absorber

Shock-absorber, spring of a suspension bracket and support of the shock-absorber

1 — a nut, 15 N • m
Self-stopped, surely replace
2 — a plate
3 — a nut with a fillet, 25 N • m
Self-stopped, surely replace
4 — a plate intensifying
Only for left side of the car
5 — a sealing plate
6 — a bolt
7 — a shock-absorber support
8 — a plate

9 — a remote washer
10 — a plastic damper
11 — a pipe protective
12 — the shock-absorber back
13 — a bolt of M12, 100 N • m
14 — a spring cup top
15 — a suspension bracket spring
16 — a spring cup lower
17 — an adapter
18 — the plastic buffer


 REMOVAL

1 Take away facing of a luggage compartment around fastening of the shock-absorber.

Lifting operation and installations of the car on supports is connected with danger! Therefore before carrying out operation study Poddomkrachivaniye's Section and towage

2 Lift and establish a back part of the car on supports.

3 Prop up the lower cross lever the-4-garage elevator, having enclosed a wooden lining.

If this condition is not satisfied, the beam of a suspension bracket will fall after a shock-absorber detachment down. At the same time the power shaft can be damaged.

4 Disconnect the shock-absorber-1-at a suspension bracket beam. Mark the provision of both washers for a possibility of the subsequent assembly. The persistent washer of a-3-rubber support shows towards a head of a bolt-2-.

5 Turn off two nuts of fastening of the aligning cup.

6 Remove an intensifying plate if it is available, on the left side of the car.
7 Take out the shock-absorber down.

You hold the shock-absorber only vertically. Otherwise during the movement of the car there can be an increased noise. Then it is necessary to extend a rod and to put the shock-absorber for 24 hours at the room temperature (+20 °C).


 INSTALLATION

8 Check the shock-absorber, address the Section Removal and installation of the back shock-absorber.
9 Surely replace laying between the shock-absorber and a body with new.
10 Insert the shock-absorber.
11 Insert an intensifying plate if she acted.
12 Fix the shock-absorber by two new self-stopped nuts above and tighten their moment 25 N • m.
13 Fix the shock-absorber below, without tightening a fastening nut so far. Do not forget to put at the same time washers on both sides of fastening of the shock-absorber. The persistent washer of a rubber support has to show towards a bolt head.
14 Take away the garage elevator and lower the car on wheels.
15 When tightening a nut of fastening of the lower support of the shock-absorber the car should not be loaded. The following conditions have to be for this purpose satisfied:

— the car is completely fuelled;
— the mdavleniye in tires in to correspond to established;
— the car has the following scheme of loading: 2 X 68 kg in front, 1X 68 kg behind, 1 X 21 kg in the center of a luggage carrier;
— prozhata car suspension brackets.
16 Tighten the lower bolt of fastening the moment of 100 N • m.
17 Close a cover of a luggage compartment.