Remove upper catalytic converter near engine from cylinder bank 1

WARNING: Hot fluids .
Risk of scalding!

Conduct all work in the vehicle wearing appropriate personal protective equipment only.

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

NOTE: TECHNICAL INFORMATION
Grease the threads of new oxygen sensors thinly and evenly.
For oxygen sensors that are reused, the following should be observed:
Thinly and evenly grease the oxygen sensor on the thread only. Do not clean the part of the oxygen sensor that does not protrude into the exhaust line (sensor ceramics) and do not grease.
For additional information see: 11 00... OVERVIEW OF CONSUMABLES IN APPLICABLE BMW PARTS CATALOGUE

Preliminary work

Refer to DISCONNECTING ALL BATTERY GROUND LEADS .
Refer to REMOVING THE COVER OF THE ENGINE COMPARTMENT AT THE REAR LEFT .
Removing the cover of the rear right engine compartment.

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- Loosen the lock (1)
- Remove the cover (2).
Covering the vehicle battery
WARNING:
Unprotected battery terminals. Risk of short circuits! Risk of fire!
- Cover the vehicle battery
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NOTE: The following step(s) must be performed if the listed component(s) is/are installed.
- Cover the vehicle battery with the special tool 2 452 007 as shown.
Refer to REMOVING LEFT AND RIGHT WIPER ARM .
Refer to REMOVING THE COWL COVER .
Refer to REMOVING TRAILING LINK AT SPRING BOLT .
Refer to REMOVING THE COWL UPPER PART IN THE CENTER .
Refer to REMOVING THE COVER PANEL OF THE MASTER DME CONTROL UNIT .
Refer to REMOVING THE COVER PANEL OF THE SLAVE DME CONTROL DEVICE .
Refer to REMOVING THE ACOUSTIC COVER .
Refer to REMOVING THE LAMBDA OXYGEN SENSOR FOR THE CYLINDERS 1 TO 4 .
Refer to REMOVING LAMBDA OXYGEN SENSOR FOR THE CYLINDERS 5 TO 8 .
Refer to REMOVING HOLDER OF DME CONTROL UNIT FOR CYLINDERS 5 TO 8 .
Refer to REMOVING COOLANT EXPANSION TANK .
Refer to REMOVING EXPANSION TANKS FOR THE CHARGE AIR COOLERS .
Refer to LIFTING THE HEAT SHIELD AT THE SIDE .
Refer to REMOVING THE OXYGEN SENSOR MONITOR OF CYLINDER BANK 1 .
Removing conduit from bank 1.

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- Loosen screws (1).
- Slide conduit (2) downwards.
Refer to REMOVING THE WIRING HARNESS FROM THE CYLINDER BANK 2 .
Refer to REMOVING UPPER HEAT SHIELD .

Loosen screw (2) .
Slide V-ribbon clip (1) upward onto the upper catalytic converter near engine.

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Loosen screws (1) .

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Loosen screws (1) .

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Loosen screw (2) .

Slide V-ribbon clip (3) onto the catalytic converter (1) near the engine.
Remove the catalytic converter (1) near the engine.

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