ar0920p1310v

Remove/install intake manifold

Type ar · emne 09.20 · version 0108 · 2011-09-30

Gælder for: ENGINES 271 in MODEL 171

Ikke tilgængelig på “da”; vises på Engelsk.

Placering

Funktionsgruppe 1 Motor › 09 Luftindsugning, luftladning › 09.20 Indsugningsrør, indsugningsrørsforvarmning — Serie 171

EinPAS 15 Motor › 15.30 Luftindsugning/opladning › 15.30.33 indsugningsrør/ladeluftrør — Serie 171

Gælder også for motorer/gearkasser: 271 ***

AR09.20-P-1310V

Remove/install intake manifold

28.9.11

ENGINES 271 in MODEL 171

Remove/install intake manifold

P09.20-2099-06

1 Charge air hose

2 Bolts

3 Hose clamp

4 Electrical connector

5 Clamp

6 Electrical connector

7 Clamp

8 Electrical connector

9 Fuel distributor

10 Hose

11 Hose

12 Hose

14 Intake manifold

Remove/install intake manifold

P09.20-2100-05

13 Bolts

14 Intake manifold

15 Lines

B17 Intake air temperature sensor

B28 Pressure sensor

M16/6 Throttle valve actuator

Remove/install

1

Switch off ignition

2

Open engine hood

AR88.40-P-1000V

3

Pull engine cover upwards off the cylinder head cover

When placing the engine cover , ensure that the seal is correctly seated at the oil filler neck. The seal should not be pressed down by the engine cover, but must lie against the engine cover .

Installation: Only install engine cover after engine test run.

4

Remove air filter housing

AR09.10-P-1150V

5

Detach charge air hose (1) from throttle valve actuator (M16/6)

Undo bolts (2) and loosen hose clamp (3).

*BA09.50-P-1008-01C

6

Disconnect electrical connectors (4, 6, 8)

Disconnect electrical connector (4) on throttle actuator (M16/6) and hang the electrical line on the bracket (5)

Disconnect electrical connector (6) on temperature sensor for inlet air (B17) and remove bracket (7) on intake manifold (14). Disconnect electrical connector (8) from pressure sensor (B28).

7

Reduce fuel pressure through service valve

AR07.03-P-1460-01V

Danger!

Risk of explosion caused by fuel igniting, risk of poisoning caused by inhaling and swallowing fuel and risk of injury to eyes and skin caused by contact with fuel

No fire, sparks, open flames or smoking.
Pour fuels only into suitable and appropriately marked containers.

Wear protective clothing when handling fuel.

AS47.00-Z-0001-01A

*119589046300

8

Remove fuel rail (9) together with fuel injection valves

AR07.03-P-1450V

9

Detach hoses (10, 11, 12)

Remove hose (10) from pulsed valve, detach hose (11) from throttle valve actuator (M16/6) and hose (12) from intake manifold (14).

10

Remove intake manifold (14)

Remove bolts (13).

Installation: Clean sealing surfaces, replace seals on intake manifold (14) and inspect guide sleeves of intake manifold (14) for correct seating in the cylinder head to prevent leaks.

*BA09.20-P-1001-01I

*001589810900

11.1

Remove throttle actuator (M16/6)

When replacing intake manifold (14)

12.1

Remove pressure sensor (B28), temperature sensor for intake air (B17) and lines (15)

When replacing intake manifold (14)

13

Install in the reverse order

Danger!

Risk of accident caused by vehicle starting off by itself when engine is running. Risk of injury caused by contusions and burns during starting procedure or when working near the engine as it is running

Secure vehicle to prevent it from moving by itself.
Wear closed and snug-fitting work clothes.
Do not touch hot or rotating parts.

AS00.00-Z-0005-01A

14

Carry out engine test run and check fuel system for leaks

Supercharger

Number

Designation

Engine
271

BA09.50-P-1008-01C

Bolts, engine charge air duct bracket to compressor housing

M6

Nm

8

Intake manifold

Number

Designation

Engine
271

BA09.20-P-1001-01I

Bolt, intake manifold to cylinder head

M7

Nm

14

Remove/install intake manifold
Remove/install intake manifold

Pressure hose

119 589 04 63 00

001 589 81 09 00

Flexible head wrench set

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