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 MANUALSMINI2013COOPER COUNTRYMAN, STANDARD TRANSREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1555 (ENGINE ELECTRICAL SYSTEM - REPAIR (N52))ELECTRONIC SWITCHING OR CONTROL UNIT12 14 550 REPLACING CONTROL UNIT (DME)

2013 Mini Cooper Countryman, Standard Trans

12 14 550 Replacing Control Unit (DME)

2013 Mini Cooper Countryman, Standard TransSECTION 12 14 550 Replacing Control Unit (DME)

WARNING: This page is about a different car, the 2010 BMW X5, 2009 BMW X5, 2008 BMW X5, and 2007 BMW X5. 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). See 61 35... NOTES ON ESD PROTECTION (ELECTRO STATIC DISCHARGE) .

Necessary preliminary tasks:

Switch off ignition
Disconnect battery negative lead. See 61 35... NOTES ON ESD PROTECTION (ELECTRO STATIC DISCHARGE) .
Remove microfilter housing. See 64 31 081 REMOVING AND INSTALLING/REPLACING MICROFILTER HOUSING

IMPORTANT: Follow instructions for removing and installing electronic control units.

Replacement:

Carry out programming/coding. See CODING & PROGRAMMING

IMPORTANT: It is absolutely essential to read out the fault memory with the MoDiC or the BMW DIS and to create a fault memory printout.

Switch off ignition.

Lever out expander rivet.

Remove gasket (1).

Release screws (2).

Feed out partition (3) and remove.

Fig 1: Identifying Expander Rivet Gasket And Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Lever out expander rivet.

Release locks in direction of arrow.

Feed out fresh air duct (1) and remove.

Fig 2: Removing Fresh Air Duct

Courtesy of BMW OF NORTH AMERICA, INC.

Open retainers.

Release lock (1) in direction of arrow.

Remove cover (2).

Fig 3: Locating Retainers Lock And Cover

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws and remove retaining bar (1).

Unlock upper section (2) of partition seal in direction of arrow and remove.

Release grommets (3) for wiring harnesses from lower section of partition seal and from electronics box.

Installation:

Make sure grommets are correctly seated (watertightness).

Fig 4: Unlocking Upper Section Of Partition Seal

Courtesy of BMW OF NORTH AMERICA, INC.

Unlock plugs (1) using slide in direction of arrow and remove. Remove control unit (2).

Installation:

Replacement: Note device identification number and coding.

Fig 5: Identifying DME Control Unit

Courtesy 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.