Adjusting the camshaft and fuel pump
Adjusting the camshaft and fuel pump |
83 95 337 Adjustment tool, fuel pump does not fit recess in fuel pump |
1. |
Zero the engine. Lock the crankshaft in position with
83 95 352 Adjustment tool, crankshaft
.
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2. |
Make a note of the position of the upper timing chain tensioner and remove it.
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3. |
Remove the camshaft sprocket bolt using an open-ended wrench in the hexagonal key on the camshaft to hold the shaft still.
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4. |
Fit the camshaft sprocket so that it runs freely on the camshaft. Fit a new bolt and tighten finger tight.
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5. |
Undo the four bolts from the fuel distribution pump sprocket.
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6. |
Insert
83 95 337 Adjustment tool, fuel pump
into the recess on the fuel distribution pump.
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7. |
Remove the check gauge from the fuel distribution pump and tighten the sprocket bolts.
Tightening torque 20 Nm (15 lbf ft). |
8. |
Reinsert
83 95 337 Adjustment tool, fuel pump
into the recess on the fuel distribution pump.
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9. |
Fit the adapter for
83 95 394 Adjustment tool, timing chain
to the camshaft sprocket and fit the adjustment tool to the cylinder head.
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10. |
Fix the position for the adapter on the camshaft sprocket by lightly twisting it anticlockwise with a ratchet handle. Tighten the adjustment screw on the tool.
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11. |
Tighten the bolt securing the camshaft sprocket using an open-ended wrench on the hexagonal key to hold the camshaft still.
Tightening torque 90 Nm + 60° (66 lbf ft + 60°) |
12. |
Fit the chain tensioner for the upper timing chain using a new gasket.
Tightening torque 60 Nm (44 lbf ft). |
13. |
Remove all the adjustment tools.
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14. |
Turn the crankshaft by the belt pulley's centre bolt to just before the mark for top dead centre for cylinder 1. Make sure that both cams for cylinder 1 point upward.
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15. |
Raise the car and fit
83 95 352 Adjustment tool, crankshaft
into the hole for the crankshaft position sensor. Press the tool in while turning the crankshaft to zero. The tool should enter a recess in the crankshaft and lock it.
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16. |
Lower the car and check that the markings on the crankshaft pulley and timing cover are aligned. Also, the arrow on the single camshaft sprocket by the fuel distribution pump should be aligned with the recess on the pump.
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17. |
Insert
83 95 337 Adjustment tool, fuel pump
into the recess on the fuel distribution pump.
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18. |
Fit
83 95 386 Adjustment tool, camshaft
to the camshaft and cylinder head.
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19. |
Remove all adjustment tools.
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83 95 386 Adjustment tool, camshaft does not fit recess in camshaft |
1. |
Zero the engine. Lock the crankshaft in position with
83 95 352 Adjustment tool, crankshaft
.
|
2. |
Make a note of the position of the upper timing chain tensioner and remove it.
|
3. |
Remove the camshaft sprocket using an open-ended wrench on the hexagonal key to hold the camshaft still.
|
4. |
Fit the camshaft sprocket so that it runs freely on the camshaft. Fit a new bolt and tighten finger tight.
|
5. |
Insert
83 95 337 Adjustment tool, fuel pump
into the recess on the fuel distribution pump.
|
6. |
Fit
83 95 386 Adjustment tool, camshaft
to the camshaft and cylinder head. It may be necessary to turn the camshaft slighting using an open-ended wrench in the hexagonal key on the camshaft while fitting the adjustment tool.
|
7. |
Fit the adapter for
83 95 394 Adjustment tool, timing chain
to the camshaft sprocket and fit the adjustment tool to the cylinder head.
|
8. |
Fix the position for the adapter on the camshaft sprocket by lightly twisting it anticlockwise with a ratchet handle. Tighten the adjustment screw on the tool.
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9. |
Tighten the bolt securing the camshaft sprocket using an open-ended wrench on the hexagonal key to hold the camshaft still.
Tightening torque 90 Nm + 60° (66 lbf ft + 60°) |
10. |
Fit the chain tensioner for the upper timing chain using a new gasket.
Tightening torque 60 Nm (44 lbf ft) |
11. |
Remove all tools and gauges.
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12. |
Turn the crankshaft by the belt pulley's centre bolt to just before the mark for top dead centre for cylinder 1. Make sure that both cams for cylinder 1 point upward.
|
13. |
Raise the car and fit
83 95 352 Adjustment tool, crankshaft
into the hole for the crankshaft position sensor. Press the tool in while turning the crankshaft to zero. The tool should enter a recess in the crankshaft and lock it.
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14. |
Lower the car and check that the markings on the crankshaft pulley and timing cover are aligned. Also, the arrow on the single camshaft sprocket by the fuel distribution pump should be aligned with the recess on the pump.
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15. |
Insert
83 95 337 Adjustment tool, fuel pump
into the recess on the fuel distribution pump.
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16. |
Fit
83 95 386 Adjustment tool, camshaft
to the camshaft and cylinder head.
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17. |
Remove all adjustment tools.
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