Turbocharger and Components Overview
Turbocharger and Components Overview
• Particulate filter with NOx absorption catalyst overview. Refer to => [ Particulate Filter with NOx Reduction Catalytic Converter Overview ] Particulate Filter With NOx Reduction Catalytic Converter Overview.
1 Bolt
• 8 Nm
2 Warm Air Collector Plate
• For the warm air connecting hose (- item 12 - in the=> [ Air Filter Housing Overview ] Air Filter Housing Overview) on the air filter housing.
3 Bolt
• 10 Nm
4 Oil Supply Line
• 22 Nm
• Do not change the angles of the oil supply line.
• Install without tension.
• From the oil filter adapter.
• Removing and installing, refer to => [ Turbocharger Oil Supply Line ] Service and Repair.
• Before installing, check the oil supply line for clear passage.
• Fill with engine oil before installing the turbocharger oil supply line to the connections.
5 Vacuum Hose
• Make sure it is seated correctly and is routed free of kinks.
• To the wastegate bypass regulator valve.
• Vacuum hose connection diagram. Refer to => [ Vacuum System Overview ] Vacuum System Overview.
6 Vacuum Diaphragm
• With the charge pressure actuator position sensor.
• Unit with the turbocharger/exhaust manifold (cannot be replaced separately).
7 Heat Shield
• Replace if damaged.
8 Heat Shield
9 Bracket
• For the wiring harness.
10 Seal
• Always replace.
11 Clamp
• 7 Nm
• Always replace.
• Note the installed position, refer to => [ Particulate Filter with NOx Reduction Catalytic Converter Overview ] Particulate Filter With NOx Reduction Catalytic Converter Overview.
12 to the Particulate Filter
• See, => [ Particulate Filter with NOx Reduction Catalytic Converter Overview ] Particulate Filter With NOx Reduction Catalytic Converter Overview.
13 Gasket
• Always replace.
• Pay attention to the installed position.
14 Turbocharger
• Unit with the exhaust manifold and vacuum diaphragm (cannot be replaced separately).
• Removing and installing, refer to => [ Turbocharger ] Turbocharger.
15 Nut
• 23 Nm
• Always replace.
• Coat the stud bolts in the cylinder head with hot bolt paste (G 052 112 A3).
16 Heat Shield
17 Stud Bolt
• 20 Nm
18 Nut
• 23 Nm
• Installed on the stud bolt (- item 17 -) on the turbocharger.
19 Nut
• 23 Nm
• Secures the control line and the heat shield (- item 16 -) to the cylinder head studs.
20 Control Line
• 23 Nm
• Do not change the angles of the control line.
• Between the Exhaust Gas Recirculation (EGR) housing (- item 16 - in the => [ Exhaust Gas Recirculation System Component Overview ] Service and Repair) and the exhaust pressure sensor 2 (- item 1 - in the => [ Particulate Filter with NOx Reduction Catalytic Converter Overview ] Particulate Filter With NOx Reduction Catalytic Converter Overview.
• To loosen at the housing (- item 16 - in the => [ Exhaust Gas Recirculation System Component Overview ] Service and Repair) remove the EGR filter (- item 9 - in the => [ Exhaust Gas Recirculation System Component Overview ] Service and Repair).
• Install without tension.
21 EGR Filter
• For the EGR system.
• See - item 9 - in the => [ Exhaust Gas Recirculation System Component Overview ] Service and Repair.
22 Support
• For the turbocharger.
23 Seal
• Always replace.
24 Banjo Bolt
• 60 Nm
• Always replace.
25 O-ring
• Always replace.
26 Oil Return Line
• Install without tension.
27 Bolt
• 15 Nm
28 Damper
• To the hot side upper charge air (- item 13 - in the => [ Charge Air System Components Overview ] Service and Repair).
29 Connecting Pipe
Make sure the connecting pipe coupling element does not bend or stretch. Cracks could develop.
• Between the exhaust manifold/turbocharger and the EGR valve.
• Always replace.
• Install without tension.
30 Nut
• 20 Nm
• Coat the stud bolts on the exhaust manifold/turbocharger with hot bolt paste (G 052 112 A3).
31 Connecting Pipe
• From the EGR housing (- item 16 - in the => [ Exhaust Gas Recirculation System Component Overview ] Service and Repair.
• To remove and installing, also loosen the connecting piece (- item 33 - on the turbocharger.
32 Seal
• Replace if damaged.
33 Adapter
34 O-ring
• Replace if damaged.
35 Adapter
• Make sure it is secure.
• Clean if there are contaminants.
• From the intake hose (- item 1 - in the => [ Air Filter Housing Overview ] Air Filter Housing Overview) to the air filter housing.
• With the positive crankcase ventilation heating element.
Removing:
- Disconnect the crankcase ventilation hose at the adapter.
• The crankcase ventilation hose is destroyed when it is removed.
- Remove the bolt - item 36 -.
- Rotate the adapter clockwise and remove it from the connecting piece - item 33 -.
Installing:
- Clean the adapter. It must be free of oil and grease.
- Slide the adapter onto the connecting piece - item 33 - and rotate it counterclockwise until it engages.
- Tighten the bolt - item 36 -.
- Install a new crankcase ventilation hose.
36 Bolt
• 8 Nm
37 Exhaust Gas Temperature Sensor 1 (G235)
• 45 Nm
• Note the installed position, refer to => [ Installed Position of the Exhaust Gas Temperature Sensor with Angled Shaft ].
• Coat only the threads with hot bolt paste (G 052 112 A3).
Installed Position of the Exhaust Gas Temperature Sensor with Angled Shaft
• Always adhere to dimension - a - 3 to 5 mm to the threaded connection on the turbocharger support when installing the exhaust gas temperature sensor with an angled shaft.