Install engine compartment fan

2021 BMW i3 Range ExtenderSECTION Install engine compartment fan
  • When replacing the engine compartment fan: Remount the temperature sensor (1).
  • Unclip temperature sensor (1) from the engine compartment fan.
  • Check the temperature sensor for damage and, if necessary, replace it.
  • Clip in temperature sensor on the engine compartment fan.
    G11145048Courtesy of BMW OF NORTH AMERICA, INC.
  • Install engine compartment fan (2).
  • Tighten the screws (1).
TIGHTENING TORQUES SPECIFICATIONS

Engine room ventilator on deformation element
M8 screw Tightening torque  12 Nm
G11145056Courtesy of BMW OF NORTH AMERICA, INC.
  • Tighten down screw (3).
TIGHTENING TORQUES SPECIFICATIONS

Engine room ventilator on vertical strut
Screw M6 Tightening torque  8 Nm
  • Connect the connector (2) on the temperature sensor and clip in the cable on the fan cowl.
    G11145055Courtesy of BMW OF NORTH AMERICA, INC.
  • Connect connector (1).
  • Install the sound insulation (2).
  • Tighten the screws (1).
TIGHTENING TORQUES SPECIFICATIONS

Sound insulation to engine compartment
screw Tightening torque  2.6 Nm
G11145054Courtesy of BMW OF NORTH AMERICA, INC.


  • Install engine compartment fan (2).
  • Tighten the screws (1).
TIGHTENING TORQUES SPECIFICATIONS

Engine room ventilator on deformation element
M8 screw Tightening torque  12 Nm
G11145056Courtesy of BMW OF NORTH AMERICA, INC.
  • Tighten down screw (3).
  • Connect connector (2) on the temperature sensor and clip in cable on the fan cowl.
  • Connect connector (1) for the engine compartment fan.
TIGHTENING TORQUES SPECIFICATIONS

Engine room ventilator on vertical strut
Screw M6 Tightening torque  8 Nm
G11145055Courtesy of BMW OF NORTH AMERICA, INC.
  • Install the sound insulation (2).
  • Tighten the screws (1).
G11145054Courtesy of BMW OF NORTH AMERICA, INC.

Reading out the fault memory 

  • Connect diagnostic system.

Check 

  • Read out fault memory.

Result 

» A fault memory entry is present.

Measure

  • Delete the fault memory, work through the test module if applicable.
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.