BMW 5 Series E39

since 1996-2001 release

Repair and operation of the car



BMW E39
+ 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)
   Relay
   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
   Monitors
   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 the electric motor of a screen wiper

The electric motor of a screen wiper is in the tank under a windshield. For check of the electric motor it is necessary to uncover the tank.

Designation of plugs

Plugs on electric motors have the following designations:
   a) The plug 31, connection of weight (the general designation of weight in the car)
   b) The plug 53 checks tension of the first speed of a screen wiper.
   c) The plug 53 and gives tension (+) for the final provision of a screen wiper.
   The electric motor receives tension through mobile contact until the cleaner does not reach situation after switching off by the driver of a cleaner.
   d) The plug of 53 b gives tension for the second speed of a cleaner.
   e) The plug 53 е provides braking of the electric motor at return after shutdown that the cleaner did not run out through position of the parking.

Check

It is previously necessary to find out where malfunction in the electric motor or giving of food.

 CHECK

1. Rasstykuyte shtekerny connection of the electric motor.
2. Give two auxiliary wires tension (+) and (-) from the rechargeable battery to the screen wiper electric motor:
   a) One wire from the positive plug of the rechargeable battery to the plug 53 or 53 b.
   b) Other wire from the negative plug of the rechargeable battery to the plug of 31 electric motors of a screen wiper.
3. Now the electric motor depending on connection has to work at the first or second step. If the electric motor does not work, the electric motor or the corresponding step is faulty. Remove the electric motor, address the Section Removal and installation of the electric motor of a screen wiper.