Turbocharger: Locations
Turbocharger Assembly Overview
Observe notes => [ General Repair Information ] General Repair Information.
1 Bolt
• Tightening specification => [ (Item 6) 10 Nm ] Oil Supply Line to Turbocharger Assembly Overview
2 Oil supply line
• From oil filter bracket => [ (Item 6) Oil supply line ] Service and Repair
• Before installing, check oil supply line for clear passage
• Fill with engine oil before installing the turbocharger oil supply line on the connections => [ (Item 28) Connection, 30 Nm ]
• Removing and installing => [ Oil Supply Line to Turbocharger Assembly Overview ] Oil Supply Line to Turbocharger Assembly Overview.
3 Banjo bolt
• Tightening specification => [ (Item 4) Banjo bolt, 25 Nm ] Oil Supply Line to Turbocharger Assembly Overview
4 Seal
• Replace
5 Intake manifold change-over
• Servicing => [ Intake Manifold Change-Over, Disassembling and Assembling ] Service and Repair.
6 Gasket
• Replace
• Note installation position
7 22 Nm
8 Washer
9 25 Nm
• Replace
• Coat the stud bolts with (G 052 112 A3)
10 Brace
11 40 Nm
• First tighten all bolts hand-tight
12 Turbocharger
• Replace as complete unit with exhaust manifold only
• In order to remove the turbocharger, remove the right drive axle from the transmission
• Fill with engine oil before installing the turbocharger oil supply line => [ (Item 2) Oil supply line ] on the connections => [ (Item 28) Connection, 30 Nm ]
• After installing turbocharger, let engine idle for approximately 1 minute without increasing engine speed. This ensures adequate oil supply to the turbocharger.
13 Gasket
• Replace
14 Connecting pipe
• Air filter/turbocharger
15 Transition piece
16 Connection, 40 Nm
• To cylinder block
17 Union nut, 30 Nm
18 Oil return line
19 17 Nm
20 Connector
• For Turbocharger (TC) vane position sensor (G500 )
21 Vacuum hose
• To wastegate bypass regulator valve ( N75)
• Connection diagram for vacuum hoses => [ Vacuum Hose Connection Diagram ] Vacuum and Vapor Hose Diagrams.
22 20 Nm
• First tighten all bolts hand-tight
23 20 Nm
• Replace
24 Heat shield
25 Front exhaust pipe
26 22 Nm
• Replace
• Coat the stud bolts with (G 052 112 A3)
27 Connecting pipe
• To the EGR by-pass flap => [ (Item 14) Connecting pipe ] Exhaust Gas Recirculation System Components Assembly Overview
• First install the nuts/bolts loosely, then tighten
28 Connection, 30 Nm
• Replace
• Coat thread and bolt head contact surface with (G 052 112 A3)
29 Connecting pipe
• From the EGR by-pass flap => [ (Item 9) Connecting pipe ] Exhaust Gas Recirculation System Components Assembly Overview
• First install the bolts loosely, then tighten
30 Bolt
• Tightening specification => [ (Item 9) 10 Nm ] Oil Supply Line to Turbocharger Assembly Overview
31 Nut
• Tightening specification => [ (Item 8) 25 Nm ] Oil Supply Line to Turbocharger Assembly Overview
32 Bracket
• For oil supply line => [ (Item 2) Oil supply line ]
33 Union nut
• Tightening specification => [ (Item 2) Union nut, 22 Nm ] Oil Supply Line to Turbocharger Assembly Overview