Turbocharger and Components Overview
Turbocharger and Components Overview
• Hose connections are secured using clamps and retaining clips.
• The charge air system must be properly sealed.
• Replace the self-locking nuts.
• After installing the turbocharger, allow the engine to run at idle for approximately 1 minute without increasing the engine speed. This ensures that the turbocharger is lubricated.
1 Connecting Pipe
• To the Exhaust Gas Recirculation (EGR) auxiliary cooler.
• With a flex coupling.
2 Gasket
• Always replace.
3 Intermediate Flange
4 Bolt
• 25 Nm
5 O-ring
• Always replace.
6 Bolt
• 9 Nm
7 Oil Supply Line
• From the cylinder block.
8 Bolt
• 9 Nm
9 Seal
• Always replace.
10 Banjo Bolt
• 15 Nm
11 Right Charge Air Pipe
12 Pressure Hose
• From the turbocharger to the right air pipe.
13 Bolt
• 9 Nm
14 Damper
• From the Mass Airflow (MAF) sensor to the turbocharger.
• Must be free of oil and grease before installing.
15 Exhaust Gas Temperature Sensor 1 (G235)
• 45 Nm
• Lubricate with hot bolt paste. Refer to the Parts Catalog.
• Removing and installing, refer to => [ Exhaust Gas Temperature Sensor 1 G235 ] Exhaust Gas Temperature Sensor 1 G235.
16 Seal
• Replace if damaged.
17 Bolt
• 9 Nm
18 Turbocharger Heat Shield
19 Turbocharger
• Removing and installing, refer to => [ Turbocharger ] Turbocharger.
• With the turbocharger control module 1.
20 Bolt
• 30 Nm + an additional 90° (1/4) turn.
• Always replace.
• Lubricate with hot bolt paste. Refer to the Parts Catalog.
21 Seal
• Always replace.
22 Front Exhaust Pipe with Catalytic Converter
23 Nut
• 23 Nm
• Always replace.
• Lubricate with hot bolt paste. Refer to the Parts Catalog.
24 Gasket
• Always replace.
25 Bolt
• Tighten to 7 Nm.
• Then, tighten to 9 Nm.
• Lubricate with hot bolt paste. Refer to the Parts Catalog.
26 Oil Return Line, Upper Part
• From the turbocharger.
27 Bolt
• 9 Nm
28 Oil Return Line, Lower Part
• To the cylinder block.
29 O-ring
• Always replace.
30 Bolt
• 9 Nm
31 Gasket
• Always replace.
32 Intermediate Pipe
• Removing and installing, refer to one of the following:
=> [ Left Intermediate Pipe ] Left Intermediate Pipe.
=> [ Right Intermediate Pipe ] Right Intermediate Pipe.
33 Bolt
• 30 Nm + an additional 90° (1/4) turn.
• Always replace.
• Lubricate with hot bolt paste. Refer to the Parts Catalog.
34 Gasket
• Always replace.
35 Bolt
• 25 Nm
36 Bolt
• 5 Nm + an additional 90° (1/4) turn.
• Always replace.