Removing the wiring harness section of the transmission wiring harness

NOTE: DANGER
High-voltage system .
The high-voltage system operates on the basis of hazardous, electrical voltage and high currents. Mortal hazard through electric shock!

All work on the high-voltage system may only be carried out by specially trained and technically experienced personnel.
For additional information see:
SAFETY INSTRUCTIONS ON HANDLING HYBRID CARS .
For additional information see:
NOTES ON REPAIR OF HIGH-VOLTAGE BATTERY UNIT .

NOTE: TECHNICAL INFORMATION
Additional coolant can leakage. Make sure that no coolant enters the intake port of the cylinder head.

NOTE: TECHNICAL INFORMATION
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.

Preliminary work

Refer to BRINGING FRONT COMPARTMENT LID IN THE SERVICE POSITION .
Refer to REMOVING FLAP IN LUGGAGE COMPARTMENT TRIM PANEL ON RIGHT .
Refer to DE-ENERGIZING THE HIGH-VOLTAGE SYSTEM .
Refer to CHECKING THAT NO VOLTAGE IS APPLIED .
Refer to DISCONNECTING ALL BATTERY GROUND LEADS .
Refer to REMOVING THE ACOUSTIC COVER .
Refer to REMOVING RIGHT SUSPENSION STRUT BRACE .
Refer to REMOVING SUSPENSION STRUT BRACE .
Refer to REMOVING THE COVER OF THE ENGINE COMPARTMENT AT THE REAR LEFT .
Refer to REMOVING THE COVER OF THE REAR RIGHT ENGINE COMPARTMENT .
Refer to REMOVING LEFT AND RIGHT WIPER ARM .
Refer to REMOVING REAR HOOD SEAL .
Refer to REMOVING THE COWL COVER .
Refer to REMOVING THE CENTER COWL UPPER PART .
Refer to REMOVING ACOUSTIC COVER AT REAR .
Refer to RELEASING THE HIGH-VOLTAGE CABLES ON THE EME .
Refer to REMOVING THE RIGHT TENSION STRUT ON THE SHOCK TOWER .
Refer to REMOVING THE INTAKE FILTER HOUSING (TENSION STRUT ON SHOCK TOWER REMOVED) .
Refer to REMOVING CLEAN AIR PIPE AND RESONATOR .
Refer to REMOVING THE LAMBDA OXYGEN SENSOR .
Refer to REMOVING THE OXYGEN SENSOR MONITOR .
Refer to REMOVING TANK VENT VALVE .
Refer to REMOVING THE FRONT UNDERBODY PROTECTION .
Refer to REMOVING THE STIFFENING PLATE .
Refer to DRAINING THE COOLANT FROM THE LOW-TEMPERATURE COOLING SYSTEM .
Refer to CONNECTING THE COOLANT LINE OF LOW-TEMPERATURE COOLANT CIRCUIT .
Refer to REMOVING LOW-TEMPERATURE COOLANT EXPANSION TANK .
Refer to REMOVING THE INTAKE PLENUM .
Refer to REMOVING THE FRONT CONNECTING SUPPORT ON THE TUNNEL .
Refer to REMOVING THE UNDERSHIELD (TANK COVER) AT RIGHT .
Refer to REMOVING THE RIGHT REAR TENSION STRUT .
Refer to REMOVING THE LEFT AND RIGHT REAR DIFFUSER .
Refer to REMOVING EXHAUST SYSTEM .
Refer to REMOVING CATALYTIC CONVERTER .
Refer to REMOVING THE RETAINING PLATES .
Refer to REMOVING THE HEAT SHIELDS .
Refer to REMOVING THE CONNECTING SUPPORT FROM THE TUNNEL .
Refer to PARTIALLY LOOSENING THE PROP SHAFT .
Refer to RELEASING THE TRANSMISSION BEARING SUPPORT .
Refer to REMOVING THE ENGINE CONTROL UNIT COVER .

Wiring harness section of transmission wiring harness

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: RISK OF DAMAGE
Electrostatic discharge.
Damage to or destruction of electrical components.

Leave the electrical components in their original packaging until they are being installed. Only use the original packaging for returning the product. Always package removed components straight away.
Read and comply with user information on using the associated special tool 12 7 060.
Only tap the housings of electrical components. Do not tap pins or multi-pin connectors directly.
Wear electrically conductive clothing and antistatic shoes (with ESD symbol).
For additional information see: NOTES ON ESD PROTECTION (ELECTRO STATIC DISCHARGE) .

NOTE: RISK OF DAMAGE
Damage to wires when disconnecting connectors and plug connections.
Sheared wires can cause a short circuit.

Do not pull on wires when disconnecting connectors and plug connections.

NOTE: TECHNICAL INFORMATION
Disconnecting control units may cause fault code entries and functional limitations. Fault code entries must be read out and deleted if necessary.

Unlock and disconnect plug connections (1).

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Unlock and disconnect plug connections (1).

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Unlock the locks (1).
Guide out the cable bracket (2) in the arrow direction and set it to the side.
Guide out the cable clip (3) and put to one side.

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Unlock lock (1).
Guide out the cable bracket (2) in the arrow direction and set it to the side.

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Unlock the lock (1).
Loosen screws (2).
Unlock plug connection (3) and disconnect.
Unlock plug connection (4) and disconnect.

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Unlock the plug connection (1) and detach from the air conditioning compressor.
Release the clamps (arrows).

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Unlock plug connection (1) and disconnect.
Loosen clamps (2).

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Release the clamps (arrows).
Remove wiring harness section (1) of the transmission wiring harness and set aside.

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Slightly lower the transmission

Support the transmission using special tools 2 219 012 and 0 495 498 (23 4 050) .
Secure the transmission with the luggage strap (1).

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Release the clamps (1) and set aside with the cable.
Loosen screws (2).
Slightly lower the transmission (3).

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Loosen screw (1).
Unlock plug connection (2) and disconnect.
Unlock plug connection (3) and disconnect.
Unlock plug connection (4) and disconnect.

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Guide out and remove wiring harness (1) of the transmission module.

Courtesy of BMW OF NORTH AMERICA, INC.