Removing the wiring harness section of the transmission wiring harness

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 THE COVER OF THE ENGINE COMPARTMENT AT THE REAR LEFT .
Refer to REMOVING THE COVER OF THE REAR RIGHT ENGINE COMPARTMENT .
Refer to DEACTIVATING THE 48 V ELECTRICAL SYSTEM .
Refer to DISCONNECTING ALL BATTERY GROUND LEADS .
Refer to REMOVING LEFT AND RIGHT WIPER ARM .
Refer to REMOVING THE COWL COVER .
Refer to REMOVING THE CENTER COWL UPPER PART .
Refer to REMOVING SUSPENSION STRUT BRACE .
Refer to REMOVING TRAILING LINK AT SPRING BOLT .
Refer to REMOVING THE ACOUSTIC COVER .
Refer to REMOVING ACOUSTIC COVER AT REAR .
Refer to REMOVING TANK VENT VALVE .
Refer to REMOVING THE FRONT UNDERBODY PROTECTION .
Refer to REMOVING THE STIFFENING PLATE .
Refer to REMOVING REAR UNDERBODY PROTECTION .
Refer to REMOVING THE COVER OF THE STEERING ASSEMBLY .
Refer to DRAINING THE COOLANT FROM THE LOW-TEMPERATURE COOLING SYSTEM .
Refer to CONNECTING THE COOLANT LINE TO THE AUXILIARY COOLANT PUMP .
Refer to REMOVING LOW-TEMPERATURE COOLANT EXPANSION TANK .
Refer to REMOVING THE INTAKE PLENUM .
Refer to REMOVING THE RIGHT REAR TORSION STRUT WHERE REQUIRED .
Refer to REMOVING THE LEFT AND RIGHT REAR DIFFUSER .
Refer to REMOVING EXHAUST SYSTEM .
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 TRANSMISSION BEARING BLOCK .
Refer to REMOVING THE ENGINE CONTROL UNIT COVER .

Wiring harness section of transmission wiring harness

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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 plug connection (1) and disconnect.

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Unlock plug connection (1) and disconnect.
Unlock plug connection (2) and disconnect.
Loosen the cable clip (3).

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Unlock the connector (2) using a screw driver (1).
Guide out the connector (2) in the arrow direction.

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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 plug connection (1) and disconnect.
Loosen clamp (2).

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Release the clamps (arrows) and set aside.
Loosen screws (1).
Unlock lock (2).
Remove wiring harness section (3) of the transmission wiring harness and set aside.

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Unlock plug connection (1) and disconnect.
Loosen the clamp (arrow).
Remove wiring harness section (2) of the transmission wiring harness and set aside.

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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 screws (1).
Guide out and remove holder (2).

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Unlock plug connection (1) and disconnect.
Loosen the clamp (arrow).
Remove wiring harness section (2) of the supply module and set it aside.

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Loosen screw (1).
Unlock plug connection (2) and disconnect.
Feed out and remove the wiring harness section (3) of the transmission wiring harness.

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Unlock plug connection (1) and disconnect.
Release the clamps (arrows).
Guide out wiring harness section (2) of the transmission wiring harness and set it aside.

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

Courtesy of BMW OF NORTH AMERICA, INC.