BMW 5 Series: Windshield Wiper/Washer System
BMW 5 Series G30 2016-2023 Training Manual / General Vehicle Electronics / Windshield Wiper/Washer System
System wiring diagram
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Wash/wipe system
- Outside temperature sensor
- Washer fluid level switch
- Washer pump for headlight cleaning system
- Electric motor, windscreen washer pump
- Fuses in the power distribution box, front right
- Body Domain Controller (BDC)
- Steering column switch cluster (SZL)
- Instrument panel (KOMBI)
- Rain‐light‐solar-condensation sensor
- Wiper motor
- Heated washer jet, left
- Heated washer jet, center
- Heated washer jet, right
The wiper motor is a 12 V motor with transmission. The control unit, wiper motor and the transmission form one complete unit. This wiper motor unit consists of:
- A permanently excited direct current motor with attached reduction gear.
- Control unit electronics with eccentric shaft sensor with attached plug connection.
The control unit in the wiper motor is able to identify the following faults:
- Faults in the control unit electronics.
- Short circuits at the motor and sensor system.
- Open lines at the motor and sensor system.
The control unit in the wiper motor does not have a fault memory. The fault code entry is stored in the Body Domain Controller (BDC).
The heated washer jets are activated by the Body Domain Controller.
The Body Domain Controller is also responsible for actuation of the windshield washer pump and evaluation of the washer fluid level switch.
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System wiring diagram
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Fuse in the Body Domain Controller
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Outside door handle electronics (TAGE), front pas
Central locking system
System wiring diagram
Central locking system
Hotel position switch
Fuse for front right power distribution box
Body Domain Controller (BDC)
Door lock, front passenger door
Central locking butto
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Introduction
The most versatile range of Driver Assistance Systems ever for a BMW model
was launched with the
introduction of the G12.
Numerous innovative systems have been introduced and have opened the way for
highly automated
driving. It is planned that the technical prerequisites will have been laid for
Limits of the system
The detection of objects can test the ultrasonic measurement system to its
limits. Several examples
of this are shown below:
With trailer towbars and couplings.
If the objects are thin or wedge-shaped.
If the objects are projecting and elevated, e.g. wall projections or
loads.
If the objects
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