ar0717s7002ef

Remove/install pressure transducer for boost pressure control

Type ar · topic 07.17 · version 0101 · 2019-10-01

Applies to: Model 447 with engine 622

Where it sits

Function group 1 Engine › 07 Mixture formation › 07.17 Pressure converter, Pressure governor — Series 447 · Series 622

EinPAS 15 Engine › 15.30 Air intake/charging › 15.30.31 Actuator motor/actuator/cylinder — Series 447 · Series 622

AR07.17-S-7002EF

Remove/install pressure transducer for boost pressure control

16.09.2019

Model

447 with engine 622

Remove/install pressure transducer for boost pressure control

S07.17-4516-08

1

Nut

3

Electrical connector

2

Vacuum hose

Y77/11

Boost pressure control pressure transducer

Topical note

Notes on avoiding damage through contamination and foreign objects

AH00.00-P-5000-01A

Remove/install

1

Remove engine charge air duct on ATL


Model 447 with engine 622.9

AR09.41-S-8622EF

2

Unscrew nuts (1)

M6

*BA00.10-N-1002-01A

3

Remove boost pressure control pressure transducer (Y77/11)

4

Remove vacuum hoses (2)

Installation: Observe assignment vacuum hoses (2) relative to the respective connections on boost pressure control pressure transducer (Y77/11).

5

Remove boost pressure control pressure transducer (Y77/11)

To do this disconnect electrical connector (3).

6

Install in the reverse order

7

Connect diagnostic system and read out fault memory

Connect STAR DIAGNOSIS and read out fault memory

AD00.00-S-2000-04E

Delete fault memory if necessary.

Check

Warning

Risk of accident from vehicle starting off by itself when engine running. Risk of injury (bruises and burns) resulting from working on the engine while it is being started or when it is running.

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

AS00.00-Z-0005-01A

8

Check for leak tightness with engine running

Visual inspection only.

Headless screws/bolts: screws/bolts and nuts, coarse-pitch thread

Number

Designation

8.8

10.9

BA00.10-N-1002-01A

M6

Galvanized

Nm

9

13

Phosphated

Nm

9

12

Headless screws/bolts: screws/bolts and nuts, coarse-pitch thread

Number

Designation

12.9

BA00.10-N-1002-01A

M6

Galvanized

Nm

16

Phosphated

Nm

14

Referenced documents