Removing Lambda oxygen sensor for the cylinders 1 to 3

Preliminary work 

• 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 PARTIALLY REMOVING THE MOUNT OF THE HOOD SEAL ON LEFT AND RIGHT .
• Refer to REMOVING SUSPENSION STRUT BRACE .
• Refer to REMOVING INTAKE SILENCER HOUSING .

• Unlock the clamps (1).
• Feed out and remove the air routing (2) in arrow direction.

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• Unlock lock (1).
• Let the lock (1) engage at the holder (arrow).

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• Unlock the locks (1).
• Feed out and remove the clean air pipe (2) for the cylinders 4 to 6.

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• Feed out the connector (1) and (2) in arrow direction from the carrier plate (3) and set it aside.
• Unlock plug connection (1) and disconnect.

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• Feed the cable (1) out of the clamps (arrows) and set aside.

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• Position the special tool 0 491 074 (11 7 020) on the

  Lambda oxygen sensor (1) for cylinders 1 to 3.

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• Detach and remove the Lambda oxygen sensor (1) for cylinders 1 to 3 with the special tool 0 491 074 (11 7 020) .

  Courtesy of BMW OF NORTH AMERICA, INC.