BMW 5 Series E39

since 1996-2001 release

Repair and operation of the car

+ Introduction
+ Maintenance instruction
+ Current leaving and service
+ Engine
+ Cooling systems, heating
+ Power supply system and release
+ Engine electric equipment
+ Manual transmission
+ Automatic transmission
+ Coupling and power shafts
+ Brake system
+ Suspension bracket and steering
+ Body
- Onboard electric equipment
   Diagnostics of malfunctions of onboard electric equipment - the general information
   Safety locks
   Fusible inserts
   Chain breakers (thermal relays)
   Check of the relay
   Check of glow lamps
   Check of electric motors
   Check of electric switches
   Check of switches of lamps and electric motors
   Check of sensors
   Check of the electric motor of a screen wiper
   Check of a stoplight
   Check of a heater of back glass
   Removal and installation of the switch
   Removal and installation of the sensor of temperature
   Removal, installation and check of a sound signal
   Initialization of remote control of the uniform lock
   Adjustment of range of light of headlights
   Removal and installation of the electric motor of adjustment of range of light
   Replacement of safety locks
   Arrangement of safety locks
   Lighting devices
   Replacement of glow lamps
   Removal and installation of a headlight
   Adjustment of headlights
   Removal and installation of a back lamp
   Removal and installation of the block of the dashboard
   Replacement of lamps of the block of the dashboard
   Removal and installation of the switch of signals of a turn/screen wiper
   Removal and installation of the radio receiver
   Screen wiper
   Replacement of brushes of a screen wiper
   Removal, installation and adjustment snuffled windscreen washer
   Removal and installation of the drive of a screen wiper/cover
   Removal and installation of the electric motor of a screen wiper
   Check and replacement of the pump of windscreen washer
   Work with electric circuits
+ Schemes of electric equipment
+ System of onboard diagnostics


Check of a heater of back glass

After inclusion of heating of back glass its field having heating threads has to be cleared of ice after a while.


1. With malfunctions at first check a safety lock in the block of safety locks.
2. If a safety lock as it should be, check reliability of connection of the plug of back glass at the left and on the right. If necessary smooth out from corrosion.

3. If after that heating of back glass still does not work, check wires and the switch, and also a chain.

4. If heating threads have break, it is possible to liquidate it by means of a usual zilber-varnish. For this purpose clear the damaged place a thinner or ethylene. Address an accompanying illustration.
5. From two parties of the torn-off thread paste an adhesive tape and put with a small brush a zilber-varnish.
6. Let's dry to a covering at a temperature of +25 °C within 24 hours. The hair dryer can be used to this purpose. At a temperature of +150 °C the covering dries within 30 min.

Do not include heating of back glass, covering did not dry yet. Do not apply gasoline or other solvents to cleaning of the damaged place.