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 SYSTEMSCOOLING SYSTEM - FUNCTIONAL DESCRIPTIONENGINE COOLINGSYSTEM OVERVIEW
2013 BMW 650i 2D Convertible
System overview
2013 BMW 650i 2D ConvertibleSECTION System overview
| Item | Explanation |
|---|---|
| 1 | Car access system (CAS) |
| 2 | Ignition and injection relay |
| 3 | Radiator blind drive |
| 4 | Mechanical radiator shutter drive |
| 5 | Digital engine electronics |
| 6 | Engine ventilation heating |
| 7 | Junction Box Electronics (JBE) |
| 8 | Front fuse and relay module |
| 9 | Luggage compartment power distribution box |
| 10 | Relay for electric fan (electric fan 400 Watts or 600 Watts) |
| 11 | Relay for electric fan (electric fan 850 Watts or 1000 Watts) |
| 12 | Power distribution box, battery |
| 13 | Instrument panel (KOMBI) |
| 14 | Central gateway module (ZGM) |
| 15 | Coolant level switch |
| 16 | Coolant pump |
| 17 | Electric fan |
| 18 | Coolant temperature sensor |
| 19 | Power distribution box, engine compartment |
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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.