Removing the catalytic converter for cylinders 7 to 12

Preliminary work 

• Refer to DISCONNECTING ALL BATTERY GROUND LEADS .
• Refer to REMOVING THE ACOUSTIC COVER .
• Refer to REMOVING LEFT INTAKE SILENCER HOUSING .
• 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 REMOVING THE SEAL FOR THE HOOD REAR .
• 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 LEFT THROTTLE VALVE ASSEMBLY .
• Refer to REMOVING TOP CLEAN AIR PIPE AT LEFT .
• Refer to REMOVING CHARGE AIR PIPE ON LEFT .
• Refer to REMOVING THE LEFT LAMBDA OXYGEN SENSOR .
• Refer to REMOVING THE UNIVERSAL JOINT AT THE LOWER STEERING SHAFT .
• Refer to REMOVING THE UNDERBODY PROTECTION OF THE STEERING GEAR AND THRUST FIELD RESPECTIVELY .
• Refer to REMOVING THE STIFFENING PLATE .
• Refer to REMOVING THE REAR DIFFUSER .
• Refer to REMOVING THE TRIM FROM THE REAR BUMPER PANEL .
• Refer to REMOVING BOTH EXHAUST TAILPIPE TRIMS .
• Refer to REMOVING THE CONNECTING SUPPORT FROM THE TUNNEL .
• Refer to REMOVING EXHAUST SYSTEM .
• Refer to REMOVING REAR UNDERBODY PROTECTION .
• Refer to REMOVING THE RETAINING PLATES .
• Refer to DISCONNECTING THE TRANSMISSION OIL LINES .
• Refer to REMOVING THE HEAT SHIELDS .
• Refer to REMOVING TRANSMISSION CROSS-MEMBER .
• Refer to PARTIALLY LOOSENING THE PROP SHAFT .
• Refer to REMOVING THE TRANSFER BOX (ATC 13-1) .
• Refer to REMOVING THE PROP SHAFT FRONT AT THE FRONT AXLE TRANSMISSION .

• Unlock and disconnect connector (1)  .
• Release connector (1)  from carrier plate.

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• Release clips (1)  at cables.

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• Detach the cable (1)  from the clamp (2)  .

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• Unfasten circlip (1)  .

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• Loosen screws (1)  .

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• Loosen screws (1)  .
• Remove holder (2)  .

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• For vehicles without a gasoline particulate filter 

  Loosen screws (1)  .

• Release catalytic converter from holder and carefully pull downwards slightly.

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• For vehicles with a gasoline particulate filter 

  Loosen union nut (1)  .

• Disconnect the line to the differential pressure sensor from the catalytic converter.

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• For vehicles with a gasoline particulate filter 

  Loosen screws (1)  .

• Unclip the line to the differential pressure sensor from the holder of the catalytic converter.
• Release catalytic converter from holder and carefully pull downwards slightly.

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  NOTE: RISK OF DAMAGE 
  Careless handling of tools and sharp-edged components.
  Scratches, surface damage.

  • Protect working area.
  • Handle tools and components carefully.
• Protect adjacent components from scratches with suitable protection (1)  .
• Pull the catalytic converter (2)  down until the oxygen sensor monitor (3)  is accessible.
• Release the oxygen sensor monitor (3)  .
• Remove the oxygen sensor monitor (3)  .

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• Unscrew catalytic converter (1)  for cylinders 7 to 12 in arrow direction and remove downwards.

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