Cayenne Turbo (9PA) V8-4.8L Turbo (2008)
5. Screw down all fastening screws by hand. At this stage, the screw heads should not be all the way down.
Information
The timing-case cover must be aligned using a dial gauge or steel gauge.
The timing-case cover must not project over the lower part of the crankcase. Even the slightest projection must be corrected.
It must not be less than (-dimension A-) 1/10 mm (-dimension A 1/10 mm-).
6. Press the timing-case cover upwards slightly and tighten the fastening screws (approx. 1 - 2 Nm (0.5 - 1.5 ftlb.) so that the timing-case cover is
slightly jammed. Then align the timing-case cover.
Aligning timing-case cover with a dial gauge
Information
The timing-case cover must not project over the crankcase. The maximum offset is - Length: 0.1 mm.
1. Insert the dial gauge into the universal dial gauge bracket and position it so that the dial gauge has a preload of about 1 mm.
Adjusting the preload
2. Set dial gauge scale to 0. To do this, place the dial gauge bracket on a completely flat surface (e.g. crankcase flange) and turn the dial gauge scale
until the pointer is at 0.
Resetting dial gauge scale
3. Measure offset. To do this, push with the bracket starting from the lower part of the crankcase towards the timing-case cover (the base of the dial
gauge bracket is not located on the same component as the dial gauge probe) and measure the offset. The timing-case cover must not be set back
by more than 0.1 mm. Even the slightest projection must be corrected.