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PRE-RELEASE

Camshaft in dismantled cylinder head

Camshaft in dismantled cylinder head

To remove


1. Remove the camshaft housing from the cylinder head. See Cylinder head in situ, Z19DTH

2. Place the camshaft housing on a bench or in a vice.


3. Remove the oil filler pipe with gasket.


4. Remove the vacuum pump with gasket.


5. Remove the camshaft position sensor.


6. Check that the camshaft end float is within recommended limits using a dial gauge.

7. If the camshaft end float is outside recommended limits, replace all worn components with new ones.

8. Remove the plugs and fit 32 025 008 Camshaft fixing tool .


Note

Check that the tools click in place in the camshaft groove.


9. Remove the bolts for the camshaft gear.


10. Remove the timing belt pulley from the exhaust side.


11. Remove the adjustment tool from the camshaft housing.

12. Loosen the camshafts just enough for the camshaft gear to be taken out.


13. Use a suitable drift and knock loose the camshafts. Retain the plug and seal.



To fit


1. Lubricate the camshafts with engine oil and lay them in the camshaft housing.

2. Fit the camshaft gears on the camshafts without tightening.

3. Fit 32 025 008 Camshaft fixing tool .


4. Tighten the bolts for the camshaft gears.

Tightening torque 120 Nm (89 lbf ft).


5. Fit the front camshaft seal. Use fitting tool 1.870.896.800.


6. Fit the camshaft plug on the inlet side.

7. Fit the exhaust side timing belt pulley without tightening.

8. Fit the camshaft position sensor.

Tightening torque 9 Nm (7 lbf ft).


9. Fit the vacuum pump complete with new gasket.

Tightening torque 5 Nm +50° (4 lbf ft +50°).


10. Fit the oil filler pipe with a new gasket.

Tightening torque 9 Nm (7 lbf ft).


11. Remove the camshaft housing from the vice.

12. Fit the camshaft housing. See Cylinder head in situ, Z19DTH


PRE-RELEASE