Timing belt (in situ)
Timing belt (in situ) |
To remove |
1. |
Raise the car and remove the front right wheel.
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2. |
Remove the lower engine cover and the drive belt cover.
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3. |
Relieve tension on the belt tensioner by using a jointed wrench to turn it clockwise. Lock the tensioner with
87 92 335
.
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4. |
Remove the belt. If the old belt is to be refitted, mark the direction of rotation.
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5. |
Remove the crankshaft pulley.
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6. |
Remove the 2 lower bolts of the timing cover.
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7. |
Lower the car to the floor.
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8. |
Remove the upper engine cover and insulation.
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9. |
Fit
83 94 850 Lifting beam
on the engine. Relieve the load on the engine bracket.
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10. |
Remove the nuts and bolts securing the engine bracket.
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11. |
Cut the cable tie and remove the upper timing cover.
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12. |
Remove the lower timing cover. Note the position of the bolts.
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14. |
Reset the engine by removing the plug in the camshaft housing and fitting
32 025 008 Camshaft fixing tool
.
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15. |
Turn the crankshaft until the tool clicks and locks the exhaust camshaft.
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16. |
Check that the markings match the markings in the illustration.
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17. |
Relieve tension in the belt tensioner and remove the timing belt.
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To fit |
1. |
Fit the timing belt so that the markings on the belt align with the markings on the crankshaft, exhaust camshaft and fuel pump sprockets.
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2. |
Raise the car.
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3. |
Remove the bolt from the oil pump and fit
32 025 009 Crankshaft fixing tool
.
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4. |
Fit the belt tensioner but do not tighten the bolt.
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5. |
Adjust by pushing the adjustment lever in the direction of the arrow until the belt tensioner arrow aligns with the marking. Tighten the belt tensioner using a large screwdriver and an M8 bolt as counterhold.
Tightening torque: 25 Nm (18 lbf ft) |
6. |
Remove the adjustment tools and turn the crankshaft 2 rotations.
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7. |
Refit
32 025 009 Crankshaft fixing tool
. Check that the belt is properly fitted and that the tension roller's adjustment arrow is aligned with the marking.
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8. |
Remove the tools. Fit the plug in the camshaft housing and the bolts of the oil pump.
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9. |
Attach the crankcase ventilation pipe and hose on the camshaft housing.
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10. |
Fit the lower timing cover with the upper bolts.
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11. |
Fit the upper timing cover and secure the wiring harness with a new cable tie.
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12. |
Fit the engine bracket.
Tightening torque, bolts 50 Nm (37 lbf ft) Tightening torque, nut, up to and including Vehicle Identification Number 73514907: 84 Nm (62 lbf ft) Tightening torque, nut, from and including Vehicle Identification Number 73514908: 74 Nm (55 lbf ft) |
13. |
Remove the lifting beam.
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14. |
Fit the insulation and upper engine cover.
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15. |
Raise the car.
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16. |
Fit the 2 lower bolts of the lower timing cover.
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17. |
Fit the crankshaft pulley.
Tightening torque: 25 Nm (18 lbf ft) |
18. |
Fit the drive belt and remove the lock pin.
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19. |
Fit the drive belt cover and the lower engine cover.
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20. |
Mount the right front wheel and lower the car to the floor.
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