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
- System of cooling of the engine
Replacement of a cooling liquid
Check of system of cooling under pressure
Connection and separation quick disconnect муфты
Removal and thermostat installation
Removal and installation of the fan / of a casing of the fan
Removal and installation of the fan with вязкостной муфтой
Removal and radiator installation
Removal and installation of the pump of a cooling liquid
+ Heater and the conditioner of air of salon
+ Power supply systems, injection and release
+ Engine electric equipment
+ Manual transmission and transmission a line
+ Automatic transmission
+ Coupling and power shafts
+ Brake system
+ Suspension bracket and steering
+ Onboard electric equipment
+ Electric equipment schemes
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Replacement of a cooling liquidIt will be necessary for work for you:
- Viewing hole or the hydraulic garage lift with supports.
- Nakidnoj key or head.
- Capacity for a cooling liquid.
- Antifreeze. The marks of antifreeze resolved by firm BMW are thus supposed to application only. Address to Specifications. Attention: mixing of antifreeze of various marks is not supposed.
- Pure, with the low maintenance to exhaust water of drinking quality.
- For a drain stopper on the block of cylinders the sealing ring And 14 x 18 is necessary aluminium.
Within the limits of maintenance service it is necessary to spend replacement of a cooling liquid each 4 years. Attention: the Cooling liquid in certain degree is poisonous, and it cannot be poured out simply. Local authorities should give the information on an arrangement of points of reception of similar materials.
The volume of system of cooling is resulted in Specifications.
Removal of a cooling liquid
1 Cautiously open a stopper of a broad tank.
2 Lift and establish the car on supports. Remove the bottom cover of an impellent compartment, address to Section Removal and installation of the bottom cover of an impellent compartment.
5 Completely merge cooling liquid and utilise it according to an existing order.
6 Screw a drain stopper with a new sealing ring in the block of cylinders and tighten the moment 25 Nm.
7 Screw a drain stopper on a radiator with new sealing slightly tighten its moment 2.5 Nm.
Filling of system with a cooling liquid
8 Establish a heater in salon on the maximum capacity. The fan switch establish on a low step and include ignition. Thus, heater cranes open.
10 Petrol engines: Fill a broad tank to edges with a fresh cooling liquid so that the liquid left without vials through the union for air removal. Close the union.
The diesel engine 320d
15 At the diesel engine it is necessary to observe necessarily the following sequence of filling of system a cooling liquid:
c) Fill a broad tank with a liquid to edges.
d) Close the remained unions on a heater hose, a system radiator рециркуляции and, in the presence of the conditioner, on a hose of the heat exchanger of a heater.
16 Close a broad tank a stopper. It is not necessary to warm up the engine at an open stopper as it can lead to damages.
17 Start the engine and hold turns above 2500 rpm толчкообразными pressing a gas pedal. As a result of removal of air containing in cooling liquid level the liquid in a tank will slightly go down.
18 Switch off ignition.
19 Check up liquid level on the cold engine and if necessary add, address to Section Check of levels of liquids.
20 Visually check up tightness of system of cooling, in particular, шланговых joinings, and also drain stoppers and unions of removal of air.