porsche Workshop Repair Guides

Porsche Workshop Service and Repair Manuals

Removing and Installing Hydraulic Valve For Valve Lift Adjustment - Engine Installed|Page 1255 > < Removing and Installing Hydraulic Valve For Valve Lift Adjustment - Engine Installed|Page 1253
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In order to prevent damage to the camshafts or saddle bearings, it is essential to fit the holding-down device before detaching the cylinder head
cover.

10. Separate plug connection of the tensioning element (VarioCam).
11. Unscrew two hexagon-head bolts (M6 x 20) and remove closure cap from the tensioning element (VarioCam).
12. Undo the fastening screws of the oil extraction pump.

13. Remove cylinder head cover. Loosen the hexagon-head bolts from the outside to the inside. Detach the cylinder head cover by knocking it gently

with a plastic hammer, and press off carefully.

14. Remove oil extraction pump.

15. To relieve the camshafts from strain, additionally fasten a holding-down device of special tool 9611 using M6 x 45 auxiliary screws.

16. Relieve camshaft tensioning element (VarioCam) with special tool, tensioning screw 9632. Screw in tensioning screw only so far as to slightly

relieve the chain.

17. Unscrew and remove three fastening screws (M6 x 95) for tensioning element.
18. Undo four hexagon-head bolts (M6 x 15) on the chain sprocket.

Removing and Installing Hydraulic Valve For Valve Lift Adjustment - Engine Installed|Page 1255 > < Removing and Installing Hydraulic Valve For Valve Lift Adjustment - Engine Installed|Page 1253