Intermediate exhaust pipe, front, B284
Intermediate exhaust pipe, front, B284 |
To remove |
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Important | ||
Always use wing covers when working in the engine bay. |
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1. |
Remove the battery cover and the engine cover.
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2. |
Remove the battery cable.
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3. |
Remove the battery.
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4. |
Remove
Battery cover, bottom, B284
.
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5. |
Remove
Upper radiator member, B284
.
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6. |
Unplug the mass air flow sensor connector. Detach the secondary air pipe, the delivery hose from the turbocharger intake manifold and the crankcase ventilation pipes.
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7. |
Detach the turbocharger intake manifold from the air cleaner casing cover and the turbocharger.
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8. |
Remove the bypass valve and unplug the connector.
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9. |
Remove the upper radiator mounting.
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10. |
Unplug the radiator fan connectors and detach the wiring harness from the fan cowling.
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11. |
Remove the bolts of the lower turbocharger delivery pipe and the fan cowling.
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12. |
Press the radiator assembly forward and remove the fan cowling.
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13. |
Detach the intake manifold of the secondary air injection pump from the pump.
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14. |
Detach the discharge pipe of the secondary air injection pump from the pump.
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15. |
Unplug the intake air sensor connector (688).
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16. |
Remove the turbocharger delivery pipe.
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17. |
Remove the screw holding the dipstick tube.
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18. |
Remove the heat shield of the front exhaust manifold.
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19. |
Detach the intermediate exhaust pipe from the turbocharger and the front exhaust manifold.
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To fit |
1. |
Attach the intermediate exhaust pipe to the front exhaust manifold and the turbocharger. Use a new gasket and coat the studs with 90 513 210 Universal paste. Fit all nuts.
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3. |
Fit the heat shield of the front exhaust manifold.
Tightening torque 10 Nm (7 lbf ft) |
4. |
Fit the screw holding the dipstick tube.
Tightening torque 10 Nm (7 lbf ft) |
5. |
Fit the turbocharger delivery pipe.
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6. |
Plug in the intake air sensor connector (688).
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7. |
Attach the discharge pipe of the secondary air injection pump.
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8. |
Attach the secondary air injection pump's intake manifold to the pump.
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9. |
Press the radiator assembly forward and position the fan cowling.
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10. |
Fit the bolts of the lower turbocharger delivery pipe and the fan cowling.
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11. |
Plug in the radiator fan connectors and attach the wiring harness to the fan cowling.
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12. |
Fit the upper radiator mounting.
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13. |
Fit the bypass valve and plug in the connector.
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14. |
Attach the turbocharger intake manifold to the turbocharger and the air cleaner casing cover.
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15. |
Plug in the mass air flow sensor connector. Attach the secondary air pipe, the delivery hose to the turbocharger intake manifold and the crankcase ventilation pipes.
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16. |
Fit
Upper radiator member, B284
.
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17. |
Fit
Battery cover, bottom, B284
.
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18. |
Fit the battery.
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19. |
Fit the battery cable.
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20. |
Fit the battery cover and the engine cover.
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21. |
Remove the wing covers and restore car electrical functions, see
After disconnecting the battery
.
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22. |
Start the engine and check for any exhaust leakage.
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