Porshe 911 (997). Manual - part 71

cover for dust protection
when fitting the engine

commercially
available tool

NR.165

assembly tool

special tool

P 9673/1

Removing bearing cover for intermediate shaft

Removing bearing cover for intermediate shaft - up to engine number 695 07
475

ATTENTION

Timing chain may jump over.

Risk of engine damage

• 

→ Following removal of the chain tensioner, the crankshaft must not be turned under any circumstances.

ATTENTION

Risk of damage due to particles of dirt.

Oil bores/oil ducts can become blocked up.

• 

→ When working on the engine, absolute cleanliness is essential.

→ Lay removed engine parts on a clean base and cover them without fail.

→ Use the cover for dust protection when fitting the engine NR.165 on the engine assembly support.

Diagnostic system: reading out fault memory and activating systems

Tools

441

Note

It is only possible to remove the bearing cover with the engine installed in vehicles with manual
transmission.

• 

In Tiptronic vehicles, the complete engine/transmission unit must be removed.

• 

Note

Always observe specified engine number range.

Note

Always observe specified engine number range.

Bearing cover up to engine number 695 07 475

Bearing cover with sealing ring

1. Lever out two green closure caps on pulley side of cylinder bank 1 -

3.

Fixing belt pulley (damper)

2.

Diagnostic system: reading out fault memory and activating systems

Removing bearing cover for intermediate shaft - up to engine number 695 07475

442

Turn the engine at the hexagon-head bolt (a/f 24) of the crankshaft belt pulley clockwise to overlapping
TDC of cylinder bank 1 - 3 and fix it with special tool locating pins 9595/1.

Note

For checking with the adjusting gauge, the timing adjustment must be correct.

• 

Note

For checking with the adjusting gauge, the timing adjustment must be correct.

• 

3. To check the camshaft adjustment, insert adjusting gauge 9686 for camshaft into the camshaft slots

(pulley side) (inscription on gauge pointing towards cylinder head cover). If the gauge cannot be
inserted, rotate the crankshaft a further 360° and secure it again.

4. Unscrew two M6 x 12 hexagon-head bolts on the coolant pipe at cylinder side 4 - 6.

Primary chain tensioner

5. Remove primary chain tensioner (hexagon socket a/f 32).

Chain tensioner, cylinders 1 - 3

6. Remove chain tensioner, cylinder bank 1 - 3 (hexagon socket a/f 32).

Diagnostic system: reading out fault memory and activating systems

Removing bearing cover for intermediate shaft - up to engine number 695 07475

443

Collar nut for bearing cover

Note

To make it easier to remove the bearing cover, spray the sealing surface with anti-rust agent.

• 

Note

To make it easier to remove the bearing cover, spray the sealing surface with anti-rust agent.

• 

7. Unscrew M8 hexagon collar nut on the bearing cover of the intermediate shaft with special tool socket

wrench 9110

, while at the same time countering the slotted threaded pin on the intermediate shaft with a

screwdriver.

8. Unscrew the three M6 x 20 fastening screws (coated) on the intermediate-shaft flange. Replace screws

during installation and clean thread in crankcase.

Puller on bearing cover: view when removed

Note

Remove bearing cover using special tool puller 9673. If this is not available, lever the bearing cover
out carefully with two screwdrivers so as not to damage the sealing surfaces. Turning several times to
the left and right loosens the bearing cover.

• 

After removing the bearing cover, do not press the threaded bolts of the intermediate shaft.

• 

Note

Diagnostic system: reading out fault memory and activating systems

Removing bearing cover for intermediate shaft - up to engine number 695 07475

444