BMW 5 Series Owners & Service Manuals

BMW 5 Series: Overview of voltage supply

BMW 5 Series G30 2016-2025 Training Manual / Voltage Supply and Bus Systems / Voltage Supply / Overview of voltage supply

System wiring diagram

Overview of voltage supply
Voltage supply

  1. Digital Motor Electronics (DME)
  2. Starter motor
  3. Alternator
  4. Power distribution box, engine compartment
  5. Jump start terminal point
  6. Auxiliary battery, engine compartment
  7. Power distribution box, auxiliary battery, engine compartment
  8. Power distribution box, front right
  9. Body Domain Controller (BDC)
  10. Fuse in the Body Domain Controller
  11. CAN terminator
  12. Power distribution box, rear
  13. Fuse in the power distribution box, battery, right
  14. Power Control Unit PCU 500 W
  15. Battery power distribution box
  16. Safety battery terminal
  17. Battery
  18. Power distribution box, front left (PHEV version only)

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     Components

    Overview of luggage compartment Battery Power distribution box, battery, right Power distribution box, rear Power Control Unit (PCU) 500 W Power Control Unit (PCU) 150 W Power distribution box

     Battery

    AGM batteries are used for the voltage supply in the G30. There may by 1, 2 or 3 batteries in the vehicle depending on the engine version and vehicle equipment. Starter battery in the luggage comp

     Power distribution box, front right

    Power distribution box, front right A relay for terminal 30B is installed in the front right power distribution box. Consumers are supplied with terminal 30, terminal 30B and terminal 15N and prov

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     Fuel System

    Fuel preparation The fuel preparation has been modified to meet the requirements of emission legislation. The high pressure pump and the injectors have been revised and designed for a fuel injection pressure of 350 bar. Fuel preparation, B58TU engine Injector Holding clamp Rail pressure

     Overview

    Buttons in the vehicle Intelligent Safety Thermal image Camera The camera is automatically heated when the external temperatures are low. When the vehicle lighting is switched on, the camera objective is cleaned at regular intervals when the windshield washer system is activated. Switching on Sw

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