Turbocharger: Locations

Turbocharger with attachments


Notes:
^ All hose connections are secured with clamps.
^ Charge air system must be properly sealed.
^ Always replace self-locking nuts.
^ Charge pressure hoses and their connections must be free of grease before re-installation.





1- Exhaust manifold
2- Gasket
^ Always replace
^ Note installed position
3- Seal
^ Always replace
4- Connecting piece, 30 Nm
5- From oil filter bracket
6- Oil supply line
^ Tighten to 25 Nm
7- Coolant return line
^ Tighten to 30 Nm
8- To upper coolant line
9- Connecting piece, 35 Nm
10- Washer
11- 30 Nm
^ Always replace
^ Coat threads with G 052 112 A3
12- Banjo fitting, 35 Nm
13- to engine block
14- Hose
^ To wastegate bypass regulator valve -N75-, Refer to Air Bypass Valve.
15- Banjo fitting, 35 Nm
16- Coolant supply line
17- 10 Nm
18- Hose
^ To wastegate bypass regulator valve -N75-.
19- Banjo fitting, 15 Nm
20- Bracket
^ Between turbocharger and cylinder block
21- 25 Nm
22- From air filter
23- To charge air cooler
24- 10 Nm
25- Locking screw, 15 Nm
26- Oil return line
^ To oil pan
27- 10 Nm
28- Turbocharger
^ Checking boost pressure regulation, Refer to Testing and Inspection.
^ The boost pressure regulation valve and vacuum diaphragm for boost pressure regulation are part of the exhaust turbocharger and cannot be replaced individually.
^ Before connecting oil supply line, fill turbocharger with oil at filler tube
^ After installing turbocharger, let engine idle for approximately 1 minute without increasing engine speed. This ensures adequate oil supply to the turbocharger.
29- 30 Nm
^ Always replace
^ Coat threads with G 052 112 A3
30- Catalytic converter
31- 35 Nm
^ Always replace
^ Coat threads and bolt head contact surface with G 052 112 A3