Turbocharger
Turbocharger |
To remove |
1. |
Open the drain plug and drain the coolant. Remove the lid on the expansion tank to speed up the draining.
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2. |
Lift up the car and remove the air pipe and the hose between the turbocharger and the charge air cooler.
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3. |
Undo the joint between the front exhaust pipe and the intermediate pipe and slightly undo the screw which holds the exhaust pipe to the securing point on the engine.
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4. |
Remove the front exhaust pipe from the turbocharger and hang up the pipe so that the oxygen sensor's cable is not damaged.
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5. |
Break the seal and remove the locking ring on the wastegate.
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6. |
Remove the stay on the turbocharger and remove the oil return pipe. Plug the pipe with a rag.
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7. |
Undo the oil pipe on the oil filter and lower the car.
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8. |
Remove the hoses to the boost pressure control valve and make a note of how they were positioned.
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9. |
Remove the intake hose with its bypass hose, undo the nuts to the wastegate's diaphragm unit and remove the intake pipe together with the crankcase ventilation pipe.
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10. |
Remove the oil pipe to the turbocharger and remove the lower coolant pipe.
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11. |
Undo the screw for the upper coolant pipe from the turbocharger.
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12. |
Remove the turbocharger.
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To fit |
1. |
Clean all sealing surfaces and fit the turbocharger.
Tightening torque: 22 Nm (16 lbf ft). Fill the turbocharger's oil passage with engine oil.
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2. |
Refit the coolant pipes and the oil pipe to the turbocharger.
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3. |
Refit the turbocharger's intake pipe together with the crankshaft ventilation pipe. Tighten the nuts on the wastegate's diaphragm unit and connect the hoses from the boost pressure control valve.
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4. |
Refit the intake hose with its bypass hose and lift up the car.
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5. |
Connect the oil pipe to the oil filter and refit the return oil pipe.
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6. |
Refit the locking ring for the wastegate and refit the stay between the turbocharger and the cylinder block.
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8. |
Refit the air pipe and the hose between the turbocharger and the charge air cooler. Lower the car.
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9. |
Make sure that the radiator drain plug is screwed in tight. Fill with coolant and check the system for leaks.
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10. |
Check the oil level and the quality of the oil.
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11. |
Check the basic boost pressure, see "Checking the basic boost pressure (on road)" and adjust if necessary.
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12. |
Re-seal the pressure rod.
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