Panamera S (970) V8-4.8L (2010)
Tightening sequence for timing-case cover
A - Aluminum screw M6 x 30; timing-case cover to crankcase and cylinder head; always use new aluminum screws
B - Aluminum screw M6 x 55; inner part of timing-case cover to upper part of crankcase and cylinder head; always use new aluminum screws;
outer part of timing-case cover to cylinder head
C - Aluminum screw M8 x 55; timing-case cover (chain tensioner position) to upper part of crankcase and cylinder head; always use new
aluminum screws
D - The timing-case cover must be level with the lower part of the crankcase (use steel rule or dial gauge)
Chain tensioner, joint flange
1 - Joint flange (oil sealing lip with engine oil); align with sleeve or vibration balancer
2 - Aluminum screw, M6 x 20; always use new aluminum screws
3 - Aluminum screw, M6 x 55; always use new aluminum screws
4 - Sealing ring; always replace
5 - Chain tensioner
Removing timing-case cover
NOTICE
Timing-case cover removed incorrectly
*
Risk of damage to seal between oil pan and crankcase
*
Risk of engine leaks
-> Always reseal the oil pan when removing the timing-case cover.
1. On turbo engines, remove positive crankcase ventilation completely in front of the timing-case cover. Be careful with connections that cannot be
loosened.