Functional Descriptions - 6-Series - Charging, Cooling, Cruise Control Systems

• Charging System - Functional Description
  • Alternator
    • Notes
    • Functional description
    • Structure and inner electrical connection
    • Characteristic curve and setpoint values
    • Diagnosis instructions
      • Failure of the component
  • Capacitor box: Measurement of the ripple of the vehicle voltage
    • Notes
    • Cables used
    • Testing instructions and procedure
    • Test results
      • Notes
      • Ripple of vehicle voltage
  • Energy diagnosis
    • Energy diagnosis procedure
    • Result of the energy diagnosis
    • Overview of possible causes
    • Data from the vehicle that is read and evaluated
    • Events and measures in the event of inhibited sleep mode or unauthorized wake-up
  • Intelligent battery sensor and battery
    • Brief component description
      • Notes
      • Battery
      • IBS: Intelligent battery sensor
    • System functions
      • Notes
      • Battery state of charge
      • Startability limit
      • Battery condition
    • Notes
      • General notes
    • Diagnosis instructions
  • Lithium ion battery
    • Lithium ion battery
    • Brief component description
      • Structure of the lithium ion battery
        • Notes
        • Battery isolating switch
    • System functions
      • Open-circuit voltage
      • Temperature of operating ranges
      • Energy recovery
      • Starting capability
    • Notes
      • General notes
    • Diagnosis instructions
      • Notes
      • Path: Service functions > 03 Body > Voltage supply
  • Power Control Unit (PCU)
    • Notes
      • Overview
      • Diagnosis instructions
      • Auxiliary battery service function
    • Brief component description
      • Notes
      • Power Control Unit (PCU)
      • System battery and auxiliary battery
    • System functions
      • Functional networking, vehicle electrical system support
  • Power management
    • Advanced Power Management, APM
    • Brief component description
      • Notes
      • Battery
      • Alternator
      • IBS: Intelligent battery sensor
      • DME or DDE: Digital Motor Electronics or Digital Diesel Electronics
    • System functions
      • Notes
      • Reduction or shutdown of individual electrical consumer
        • Notes
        • With the engine running
        • In the event of alternator fault
        • In the event of an engine shutdown (MSA)
        • With the engine off and the ignition switched on
        • Class A electrical consumers
        • Class B electrical consumers
      • Control of the electric auxiliary heater
      • Idle speed increase
      • Optimal charge and vehicle voltage
        • Vehicle without intelligent alternator control (IGR)
        • Vehicle with intelligent alternator control (IGR)
      • Identification of poor charge balance
    • Notes
      • General notes
  • Set oscilloscope display alternator
  • Vehicle system voltage supply
    • Notes
      • Overview
      • General notes
    • Brief component description
      • Notes
      • Battery
      • IBS: Intelligent battery sensor
      • Alternator
      • Fuse block on the battery
      • Power distribution box, rear
      • Power distribution box at front in the junction box
      • Power distribution box in the engine compartment
      • Battery cable
      • Car Access System (CAS)
      • Junction box electronics (JBE)
    • System functions
      • Notes
      • Terminal control (terminal 15N, terminal 30B and terminal 30F)
    • Diagnosis instruction
      • Energy diagnosis
      • Notes on encoding/programming
  • Voltage supply
    • Notes
      • Overview
      • Causes
    • Brief component description
      • Notes
      • Intelligent battery sensor
      • Alternator
      • Starter motor
    • System overview
    • System functions
      • Notes
      • Voltage supply
      • Intelligent generator control
      • State of charge and control of the voltage
• Cooling System - Functional Description
  • Characteristic map thermostat
    • Notes
    • Functional description
    • Structure and inner electrical connection
    • Temperature profile and setpoint values
    • Diagnosis instructions
      • Failure of the component
  • Coolant pump for charge air cooler
    • Notes
    • Functional description
    • Structure and inner electrical connection
    • Characteristic curve and setpoint values
    • Diagnosis instructions
      • Failure of the component
    • General notes
  • Coolant temperature sensor
    • Notes
    • Functional description
    • Structure and inner electrical connection
    • Characteristic curve and setpoint values
    • Diagnosis instructions
      • Failure of the component
  • Electric fan
    • Notes
    • Functional description
    • Structure and inner electrical connection
    • Characteristic curve and setpoint values
    • Diagnosis instructions
      • Failure of the component
      • General notes
  • Engine cooling
    • Notes
      • Overview
      • Guard
    • Brief component description
      • Notes
      • Electric fan
      • Coolant temperature sensor
      • Characteristic map thermostat
      • Cooling ducts
    • System overview
    • System functions
      • Notes
      • Engine cooling
  • Fan Motor: Water Damage
  • Temperature sensor at radiator outlet
    • Notes
    • Functional description
    • Structure and inner electrical connection
    • Characteristic curve and setpoint values
    • Diagnosis instructions
      • Failure of the component
  • Turbocharger coolant pump
    • Notes
    • Functional description
    • Structure and inner electrical connection
    • Characteristic curve and setpoint values
    • Diagnosis instructions
      • Failure of the component
      • General notes
• Cruise Control System - Functional Description
  • Active cruise control with Stop & Go function
    • Notes
    • Introduction
    • Brief component description
      • Notes
      • Short-range sensors on left and right
      • LRR: long-range sensor
      • ICM: Integrated chassis management
      • S-CAN: sensor CAN
    • System functions
      • Notes
      • Functional networking
      • Adaptive Dynamic Brake Control
      • Unexpected system behavior