Removing engine wiring harness for sensor system 2

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 DEACTIVATING THE 48 V ELECTRICAL SYSTEM .
Refer to DISCONNECTING ALL BATTERY GROUND LEADS .
Refer to REMOVING THE ACOUSTIC COVER .
Refer to REMOVING ACOUSTIC COVER AT REAR .
Refer to REMOVING THE RIGHT TENSION STRUT ON THE SHOCK TOWER .
Refer to REMOVING THE TENSION STRUT AT THE SHOCK TOWER ON THE LEFT AND RIGHT .
Refer to REMOVING THE ENGINE CONTROL UNIT COVER .
Refer to REMOVING THE INTAKE FILTER HOUSING (TENSION STRUT ON SHOCK TOWER REMOVED) .
Refer to REMOVING CLEAN AIR PIPE AND RESONATOR .
Refer to REMOVING TANK VENT VALVE .
Refer to REMOVING THE FRONT UNDERBODY PROTECTION .
Refer to REMOVING THE STIFFENING PLATE .
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 .

Engine wiring harness for sensor system 2

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: 61 35... NOTES ON ESD (ELECTROSTATIC DISCHARGE) PROTECTION

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.

Unlock and disconnect plug connections (1) .

Courtesy of BMW OF NORTH AMERICA, INC.
Unlock and disconnect plug connections (1) .

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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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Release the cable bracket (1) from the bracket (2) .

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Unlock and disconnect the plug connection (1) from the electric coolant pump (2) .
Loosen clamp (3) .
Feed out engine wiring harness (4) of sensor system 2 and set aside.

Courtesy of BMW OF NORTH AMERICA, INC.
Unlock plug connection (1) and disconnect.
Loosen nut (2) .
Pull out and remove the retainer (3) .
Feed out auxiliary coolant pump (4) and set aside.

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Unlock and disconnect plug connections (1) .
Unlock plug connection (2) and disconnect.
Loosen nut (3) .
Release the clamps (arrows).
Unlock the locks (4) .
Feed out engine wiring harness (5) of sensor system 2 and set aside.

Courtesy of BMW OF NORTH AMERICA, INC.
Unlock and disconnect plug connections (1) .
Release the clamps (arrows).
Feed out engine wiring harness (2) of sensor system 2 and set aside.

Courtesy of BMW OF NORTH AMERICA, INC.
Unlock and disconnect plug connections (1) .
Unlock the connector (2) and disconnect from the engine wiring harness (6) for sensor system 2.
Unlock plug connection (3) and disconnect.
Loosen screw (4) .
Remove the differential pressure sensor (5) and put it to one side.
Unlock the locks (arrows).
Feed out engine wiring harness (6) of sensor system 2 and set aside.

Courtesy of BMW OF NORTH AMERICA, INC.
Feed out engine wiring harness (1) for sensor system 2 and remove it.

Courtesy of BMW OF NORTH AMERICA, INC.