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 DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCEFUEL DELIVERYFUEL SUPPLY SYSTEM -- REPAIR (I01)
2021 BMW i3 Range Extender
Fuel Supply System -- Repair (I01)
2021 BMW i3 Range ExtenderSECTION Fuel Supply System -- Repair (I01)
- 16 00 Fuel Supply System
- 16 11 Fuel Tank, Fuel Filler Pipe
- 16 12 EVAP Canister, Fuel Level Sensor
- 16 13 Fuel Tank Isolation Valve
- 16 14 Fuel Pump
- 16 14 010 Removing and installing/replacing electric fuel pump
- 16 14 060 Removing and installing/replacing dust filter
- 16 14 090 Removing and installing/replacing delivery unit
- 16 14 200 Removing and installing/replacing flange cover
- 16 14 750 Removing and installing/replacing pressurized fuel tank control module
RENDER: 1.0x
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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.