Removing Turbocharger

NOTIFICATION 

Dirt and contamination 

• Risk of damage to units or components 
  1. → Protect components from dirt and contamination.
  2. → Clean or replace dirty components.

Information 

• Clean all line connections carefully and close them off or cover them. 
• Use suitable stoppers for closing off lines. 

1. Turbocharger on right-hand side:  Disconnect lines on turbocharger.

   When replacing the turbocharger, separate the positive crankcase ventilation hose:

   > 105255 REPLACING POSITIVE CRANKCASE VENTILATION HOSE (V8 BITURBO)

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   Line connections for turbocharger, right

   1. 1.1  Release and disconnect line connection -2-  for the vent line -1-  to the oil mist separator.
   2. 1.2  Disconnect vacuum hose -3-  from vacuum modulator.
   3. 1.3  Release and disconnect electric plug connection diverter valve -4-  .
2. Turbocharger on left-hand side:  Disconnect lines on turbocharger.

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   Line connections for turbocharger, left

   1. 2.1  Disconnect vacuum hose -1-  from vacuum modulator.
   2. 2.2  Release and disconnect electric plug connection diverter valve -2-  .
3. Remove oil pipe supply line -1-  .

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   Oil pipes supply line

   1. 3.1  Unscrew screw -2-  and remove it using a bar magnet.
   2. 3.2  Unscrew screws -3-  .
   3. 3.3  Lift up retainer plates -Arrows-  using a wedge.
   4. 3.4  Disconnect oil pipe and collect escaping oil.
4. Disconnect return oil pipes -1-  .

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   Return oil pipes

   1. 4.1  Unscrew screw -2-  and remove it using a bar magnet.
5. Disconnect coolant lines -2 and 3-  .

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   Mounting for turbocharger coolant lines

   1. 5.1  Unscrew screw on retainer plate -1-  .
   2. 5.2  Remove retainer plate -4-  and disconnect coolant lines -2 and 3-  . Catch escaping coolant.
6. Loosen V-band clamp -1-  .

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   Turbocharger on exhaust manifold

   1. 6.1  Unscrew hexagon nuts -2-  on the V-band clamps -1-  .
7. Remove turbocharger and carefully disconnect and close off the front oil pipe. Collect escaping oil.