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HOMESERVICE MANUALSMINI2013COOPER COUNTRYMAN, STANDARD TRANSREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 3717 (ENGINE ELECTRICAL SYSTEM - REPAIR)ELECTRONIC SWITCHING OR CONTROL UNITS12 14 552 REPLACING CONTROL UNIT (DME) CYLINDERS 1-6 (N74)NOTES
2013 Mini Cooper Countryman, Standard Trans

12 14 552 Replacing control unit (DME) cylinders 1-6 (N74): Notes

2013 Mini Cooper Countryman, Standard TransSECTION Notes
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2016 BMW 760Li, 2015 BMW 760Li, 2014 BMW 760Li, 2013 BMW 760Li, and 2012 BMW 760Li. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT: Read and comply with notes on protection against electrostatic damage (ESD protection)

Necessary preliminary tasks: 

IMPORTANT: Follow INSTRUCTIONS  for removing and installing control units

Replacement: 

  • Carry out programming/encoding
  • If no data can be read out from the previous control unit, carry out injection quantity compensation (description at end of instructions).
IMPORTANT: It is absolutely essential to read out the fault memory with the BMW diagnosis system and to create a fault memory printout.

Switch off ignition.

Release screw (1).

Lay filler neck (2) for windscreen washer fluid to one side.

Fig 1: Identifying Filler Neck And Screw
G06888958Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1).

Tightening torque: see 2AZ in 12 90 ELECTRONICS BOX, WIRING HARNESS .

Remove electronics box cover (2).

Fig 2: Identifying Electronics Box Cover Screws
G06888959Courtesy of BMW OF NORTH AMERICA, INC.

Unlock all connectors (1) from control unit and disconnect.

Unclip grommet hold-down device (2) and remove.

Detach rubber grommets (3) from electronics box. Place wiring harnesses to the side.

Installation note: 

Make sure grommets are correctly seated (watertightness).

Fig 3: Identifying Control Unit Connectors, Rubber Grommets And Grommet Hold-Down Device
G06888960Courtesy of BMW OF NORTH AMERICA, INC.

Release outer locks on electronics box at front and rear.

Remove cover (1) from control unit.

Fig 4: Identifying Control Unit Cover
G06888961Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1).

Tightening torque: see 1AZ in 12 90 ELECTRONICS BOX, WIRING HARNESS .

Unclip coolant lines at clamp (2) from electronics box.

Release the electronics box (3) from the spring strut but do not remove.

Fig 5: Identifying Feed Electronics Box, Clamp And Screws
G06888949Courtesy of BMW OF NORTH AMERICA, INC.
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.