Remove upper catalytic converter near engine from cylinder bank 1
WARNING:
Hot fluids.
Risk of scalding!
Risk of scalding!
- Conduct all work in the vehicle wearing appropriate personal protective equipment only.
WARNING:
Hot exhaust system.
Risk of burning!
Risk of burning!
- Any work must exclusively be carried out with an exhaust system that has cooled down.
NOTE:
TECHNICAL INFORMATION
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.
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 .
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 REMOVING THE ACOUSTIC COVER .
- Refer to REMOVING THE INTAKE FILTER HOUSING ON THE LEFT .
- Refer to PARTIAL UNINSTALLATION OF THE ENGINE VENTILATION LINE OF CYLINDER BANK 2 .
- Refer to REMOVING THE LEFT INTAKE SILENCER BRACKET .
- Refer to REMOVING RIGHT INTAKE SILENCER HOUSING .
- Refer to PARTIAL UNINSTALLATION OF THE ENGINE VENTILATION LINE OF CYLINDER BANK 1 .
- Refer to REMOVING THE OXYGEN SENSOR MONITOR FOR THE CYLINDERS 1 TO 4 .
- Refer to REMOVING OIL FILLER NECK .
- Refer to REMOVING THE RIGHT INTAKE SILENCER BRACKET .
- Refer to REMOVING THE LOW-TEMPERATURE COOLANT EXPANSION TANK .
- Refer to REMOVING THE CROSS OF THE TRANSMISSION WIRING HARNESS .
- Refer to REMOVING LAMBDA OXYGEN SENSOR FOR THE CYLINDERS 1 TO 4 .
- Refer to REMOVING LAMBDA OXYGEN SENSOR FOR THE CYLINDERS 5 TO 8 .
- Refer to REMOVING UPPER HEAT SHIELD .
- Loosen screw (2).
- Slide V-ribbon clip (1) upward onto the upper catalytic converter near engine.
- Loosen screws (1).
- Loosen screws (1).
- Loosen screw (2).
- Slide V-ribbon clip (3) onto the catalytic converter (1) near the engine.
- Remove the catalytic converter (1) near the engine.