Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSBMW2013650I 2D CONVERTIBLEREPAIR AND DIAGNOSISGENERAL INFORMATIONOEM GENERAL INFORMATIONFUNCTIONAL DESCRIPTIONS - 6-SERIES - CHARGING, COOLING, CRUISE CONTROL SYSTEMS
2013 BMW 650i 2D Convertible
Functional Descriptions - 6-Series - Charging, Cooling, Cruise Control Systems
2013 BMW 650i 2D ConvertibleSECTION Functional Descriptions - 6-Series - Charging, Cooling, Cruise Control Systems
- Charging System - Functional Description
- Alternator
- Capacitor box: Measurement of the ripple of the vehicle voltage
- Energy diagnosis
- Intelligent battery sensor and battery
- Lithium ion battery
- Power Control Unit (PCU)
- Power management
- Set oscilloscope display alternator
- Vehicle system voltage supply
- Voltage supply
- Cooling System - Functional Description
- Cruise Control System - Functional Description
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.