Overview - Emissions Control System

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1. Bolt
   • 20 Nm
2. Bracket
   • Replace if damaged
   • There are different versions. Refer to the Parts Information for the allocation.
3. Bolt

   Tightening specification and sequence. Refer to Fig 3.

4. Catalytic Converter
   • Market-specific version: with particulate filter
   • With front exhaust pipe
   • Protect from shocks and impact stress
   • Removing and Installing. Refer to CATALYTIC CONVERTER, REMOVING AND INSTALLING .
   • Exhaust System, Installing without Tension. Refer to EXHAUST SYSTEM, INSTALLING WITHOUT TENSION .
   • After replacing the catalytic converter with the particulate filter an adaptation must be performed. Refer to PERFORM ADAPTATIONS AFTER COMPONENT REPLACEMENT .
5. Screw-Type Clamp
   • 15 Nm
   • Replace after removing
   • Installation position. Refer to Fig 2.
   • Tightening specification and sequence. Refer to Fig 3.
6. Seal
   • Replace after removing
7. Turbocharger
   • Removing and Installing. Refer to TURBOCHARGER .
8. Front Clamping Sleeve
   • Before tightening, align the exhaust system without tension. Refer to EXHAUST SYSTEM, INSTALLING WITHOUT TENSION .
   • Installation position. Refer to Fig 1.
   • Tighten threaded connections evenly.
9. Nut
   • 23 Nm

Installation Position for Front Clamping Sleeve

Fig 1: Installation Position For Front Clamping Sleeve

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-- Install the clamping sleeve in the position shown.

• Angle -α- = approximately 20°.
• Threaded connection to the right.
• The nuts are toward the top.

Installation Position of the Catalytic Converter Screw-Type Clamp

Fig 2: Installed Location of the Catalytic Converter Screw Clamp

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• Angle -α- = 30°.

Catalytic Converter - Tightening Specification and Sequence

Fig 3: Catalytic Converter - Tightening Specification and Sequence

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-- Tighten the threaded connections in steps in the sequence shown: