BMW 5 series E39

Since 1996-2001 of release

Repair and car operation


BMW E39
+ Introduction
+ The maintenance instruction
+ Current leaving and service
+ The engine
+ Systems of cooling, heating
- The power supply system and release
   + The power supply system
   + System of injection of the petrol engine
   + The power supply system of the diesel engine
   - System of release of the fulfilled gases
      Work каталитического the converter
      Security measures for cars with каталитическим the converter
      Removal and installation of system of release
      Replacement of the basic muffler
      Removal and installation of the gauge of oxygen
      Check of tightness of system of release
+ Engine electric equipment
+ Manual transmission
+ Automatic transmission
+ Coupling and power shafts
+ Brake system
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment
+ Electric equipment schemes
+ System of onboard diagnostics

Removal and installation of system of release

All elements of system of release can be replaced separately.

At installation of elements of system of release watch that they tightly incorporated with each other. Otherwise at the control of the fulfilled gases incorrect results can be received.

Self-stopped nuts and linings after removal necessarily should be replaced with the new. Rings and rubber support should be checked on presence of damages. If necessary replace them with the new.

At installation of new system of release it is recommended to replace all elements of fastening with the new also.

REMOVAL

1. Lift and establish the car on supports. Remove the bottom guard of an impellent compartment, address to Section Removal and installation of the bottom guard of an impellent compartment.

2. Spray all болтовые connections by means for rust dissolution. Give some time for dissolution.

3. Turn away bolts of fastening traverses in area каталитического the converter.

4. Bring under release system a garage jack and lay a wooden lining. The system weight makes 35 - 45 kg.

5. Turn away bolts of fastening and remove a reception pipe from a final collector (the petrol engine) or турбокомпрессора.

6. Release fastenings on a transmission arm.

7. Turn away a nut (1) and (2) at the holder of the basic muffler.

8. Disconnect system of release from holders.

The Katalitichesky converter is afraid of blows. Avoid blows and watch not to drop it.

INSTALLATION

1. Before installation of system of release into place check up, whether has a flange of a final collector of deformations. If necessary отрихтуйте it.

For possibility отворачивания nuts and bolts of system of release it is recommended to grease with their high-temperature copper greasing, for example, Liqui Moly LM-508-ASC or paste “CRC”.

2. Establish into place system of release and will fix its holders, without tightening bolts and nuts.

3. Expose system so that it everywhere had a uniform backlash not less than 25 mm in relation to a body. Besides, the terminal pipe should have uniform distance from a body around its sample.

4. The diesel engine: Fix a reception pipe at турбокомпрессора. Preliminary check up a sealing ring. If necessary replace it. A ring grease with high-temperature copper greasing.

5. The petrol engine: Establish a reception pipe at a collector with a new sealing ring and in regular intervals fix its new self-stopped nuts in two steps effort of 30 Nanometers + 50 Nanometers.

6. Tighten all bolts and nuts. In last turn fix to РКПП a beam of the muffler so that the muffler had no tightness. The moments of an inhaling of carving connections are resulted in Specifications.

7. Establish cross-section to a traverse, fastening bolts tighten the moment of 20 Nanometers.

8. Start the engine and check up tightness of system of release. For this purpose close the muffler a rag. By means of the assistant check up leaks of the fulfilled gases (characteristic noise, sensation a hand).

9. Establish the bottom guard of an impellent compartment, address to Section Removal and installation of the bottom guard of an impellent compartment.