Turbo unit, V6
Turbo unit, V6 |
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To remove |
If the turbo is to be replaced, carry out Procedure before turbo replacement, V6 .
1. |
Raise the car.
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2. |
Remove the lower engine cover.
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3. |
Remove the catalytic converter from the front exhaust pipe.
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4. |
Remove the bolts from the catalytic converter bracket on the gearbox.
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5. |
Lower the car to the floor.
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6. |
Remove the intake manifold from the mass air flow sensor to the turbocharger.
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7. |
Remove the upper engine cover.
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8. |
Detach the turbo pressure hose from the intake manifold.
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9. |
Remove the turbocharger heat shield.
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10. |
Remove the upper intake manifold.
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11. |
Remove the battery cover.
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12. |
Remove the battery terminals and lift out the battery.
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13. |
Remove the holder for the main fuses.
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14. |
Remove the battery tray.
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15. |
Remove the catalytic converter from the turbocharger.
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16. |
Detach the vacuum hose and connector from the diaphragm unit.
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17. |
Detach the turbocharger delivery pipe's anchorage to the gearbox from the turbocharger.
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18. |
Remove the vacuum clock mounting from the turbo.
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19. |
Loosen the cap of the coolant expansion tank and release any overpressure. Refit the cap.
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20. |
Detach the water pipes from the turbo.
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21. |
Remove the turbocharger oil pipe from the engine block.
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22. |
Remove the banjo connection of the turbocharger oil pipe from the engine block.
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23. |
Remove the turbo.
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To fit |
Important | ||
It is essential that there is oil in the turbocharger bearing housing when the engine is started, especially after a new turbocharger has been fitted. |
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Fill the turbocharger's oil inlet with oil from an oilcan. Rotate the compressor wheel by hand a number times to ensure that oil enters the bearings. |
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1. |
Apply Molykote 1000, part no. 30 20 971, to the studs. Fit new seals for the oil pipes and fit the turbo using new seals. Tighten the turbo.
Tightening torque: 21 Nm (16 lbf ft) |
2. |
Tighten the banjo connection to the engine block.
Tightening torque: 20 Nm (15 lbf ft) |
3. |
Tighten the return oil pipe connected to the engine block.
Tightening torque: 30 Nm (22 lbf ft). |
4. |
Fit the water pipes to the turbocharger using new seals.
Tightening torque: 25 Nm (18 lbf ft). |
5. |
Fit the vacuum clock to the turbo. Connect the vacuum hose and connector.
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6. |
Fit the turbo delivery pipe to the turbo and the anchorage in the gearbox.
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7. |
Fit the catalytic converter to the turbo. Apply Molykote 1000, part no. 30 20 971, to the studs. Do not tighten the nuts.
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8. |
Fit the battery tray.
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9. |
Fit the fuse board.
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10. |
Fit the battery.
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11. |
Fit the battery terminals and the battery cover.
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12. |
Fit the mounting between the intake manifold and the turbo.
Tightening torque: 21 Nm (16 lbf ft) |
13. |
Raise the car.
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14. |
Fit the catalytic converter mounting to the gearbox.
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15. |
Fit the catalytic converter to the front pipe.
Tightening torque: 24 Nm (18 lbf ft) |
16. |
Fit the lower engine cover.
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17. |
Lower the car to the floor.
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18. |
Tighten the catalytic converter nuts on the turbocharger.
Tightening torque: 24 Nm (18 lbf ft) |
20. |
Connect the turbocharger delivery hose to the upper intake manifold.
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21. |
Fit the turbocharger heat shield.
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22. |
Fit the upper engine cover.
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23. |
Fit the intake manifold to the mass air flow sensor and turbocharger.
Tightening torque, mass air flow sensor: 3.5 Nm (2.5 lbf ft) |
24. |
Fill with coolant as necessary. See
Coolant
.
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25. |
Adjust the clock.
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