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 MANUALSBMW2021I3 RANGE EXTENDERREPAIR AND DIAGNOSISGENERAL INFORMATIONOEM GENERAL INFORMATIONGENERAL ORPHAN DATAREMOVE RANGE EXTENDER ELECTRICAL MACHINE ELECTRONICS (REME).
2021 BMW i3 Range Extender
Remove range extender electrical machine electronics (REME).
2021 BMW i3 Range ExtenderSECTION Remove range extender electrical machine electronics (REME).
- Unscrew the bolts (1) on the heat shield.
- Guide out and remove the heat shield (2).
- Unlock and disconnect the high-voltage safety plug (1).
- Loosen screws (2).
- Disconnect high-voltage connector (3).
- Unlock and disconnect the signal connector (4).
- Detach the high-voltage cable from the clamps (5).
- Unlock and disconnect the connector (6) from the high-voltage cable.
- Unscrew the screw (1) of the potential equalization line (2).
- Unlock and disconnect the coolant hoses (3).
- Loosen screws (1).
- Loosen nut (2).
NOTE:
TECHNICAL INFORMATION
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.
- Guide out the range extender electrical machine electronics (REME) (3).
RENDER: 1.0x
NO RELATED
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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.