BMW 5 Series Owners & Service Manuals

BMW 5 Series: Overview of voltage supply

BMW 5 Series G30 2016-2026 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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     Measurement of the tire air temperatures when stationary

    Input and output graphic in the electronic tire pressures label on the G30 Input Output Tire air temperature Ambient temperature Dynamic Stability Control (DSC) Tire pressure output Central Information Display (CID) In the case of wheel electronics that have already been taught-in, the

     Tire pressures

    Optimum adjustment of tire pressure is necessary for the following reasons: Best possible driving dynamics. Maximum utilization of tire service life. Reduction of the fuel consumption. Optimum operation of various suspension control systems. For this, the physical principles should be observed

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