Porshe 911 (997). Manual - part 136

11. Clip the two coolant hoses and aluminium pipe of the brake booster into the holders on the transverse

member → Removing hoses .

Left engine compartment line connections

12. Fit line connections in left of engine compartment.

12.1. Fit vacuum lines for the brake booster -1- . Fit the tandem pump feed line into the holder (plastic

protection must be fitted beforehand).

12.2. Connect tank vent line -2- , pressing the rapid-action coupling onto the

line.

13. Install three-phase generator→ 272219 Removing and installing three-phase generator - chapter on

"installing".

Removing intake distributor, cylinder bank 4-6

Removing intake distributor, cylinder bank 4-6

ATTENTION

Material damage through lowering engine

Cables and coolant hoses can be stretched and torn

• 

→ Lower the engine with a jack no more than 40 mm maximum

Note

Cover engine openings (e.g. intake openings, crankcase, oil lines, open reservoirs etc.) cover with a cloth to
avoid dirt and foreign bodies falling in.

Note

Diagnostic system: reading out fault memory and activating systems

 Removing intake distributor, cylinder bank 4-6

701

After removal, place the air-conditioning compressor on a suitable protective support (e.g. foam,
neoprene, etc.).

• 

Servo-tank

WARNING

Danger of injury and damage to material through Pentosin

Irritation and damage to skin

• 

Damage to hoses and wiring

• 

→ Wear protective gloves and goggles

→ If the eyes or skin come into contact with the fluid, wash immediately with water!

→ Collect escaping Pentosin

→ Use caps to protect the wiring against soiling and damage!

→ Immediately clean hoses and wiring thoroughly

1. Remove fastening screw of servo-tank from intake distributor -arrow- . Extract Pentosin fluid from the

servo-tank with a pump. Dispose of extracted Pentosin according to the relevant regulations. Lay a cloth
under the tank to collect any emerging Pentosin. Open the bayonet lock anti-clockwise and remove the
tank → Servo-tank bayonet lock . Immediately seal the lower tank opening with a suitable plug.

Servo-tank bayonet lock

Note

The air-conditioning lines on the compressor do not have to be disconnected in order to remove
engine/transmission unit.

Diagnostic system: reading out fault memory and activating systems

Removing intake distributor, cylinder bank 4-6

702

2. Detach air-conditioning compressor without disconnecting the air-conditioning lines → 873409

11 Detaching and fastening compressor - detaching.

Air-conditioning compressor ground line

3. Disconnect ground connector from intake distributor side 4-6

-arrow-

 .

Rear fastening of the air-conditioning compressor

4. Pull the engine compartment temperature sensor out of the intake distributor 4-6 together with the rubber

sleeve -1- and unscrew the rear fastening screws -2- of the air-conditioning compressor.

Front fastening screw of the air-conditioning compressor

5. Unscrew the front fastening screw -arrow- of the air-conditioning compressor. Due to the restricted

accessibility, the use of a 3/8" extension, 16° movable NR.15 with a long Torx E10 socket wrench is
recommended. To lift out the air-conditioning compressor, the screw must be pulled upwards and held in
position.

6. Lift out the air-conditioning compressor with the leads connected and lay to one side on a protective

support. Secure additionally with a tie-wrap.

Diagnostic system: reading out fault memory and activating systems

Removing intake distributor, cylinder bank 4-6

703

Sheetmetal holder

7. Pull the sheetmetal holder between the servo oil lines out of the rubber mounts and remove -arrow- .

Oil mist line

8. Remove plastic line between oil mist separator and oil flange and lay to one side → Oil mist line .

Oil flange

9. Unscrew the two fastening screws of the oil flange behind the servo oil lines and remove the oil flange

-arrows-

 . Replace seal.

Fuel distributor pipe

Diagnostic system: reading out fault memory and activating systems

Removing intake distributor, cylinder bank 4-6

704