ar1440w2005a

Remove/install SCR AdBlue compressed air pressure sensor

Type ar · topic 14.40 · version 0103 · 2011-03-24

Applies to: ENGINES 541.9 in MODEL 930, 932, 933, 934 with CODE (MS4) BlueTec 4 ENGINES 542.9 in MODEL 930, 932, 934 with CODE (MS4) BlueTec 4 ENGINES 541.9 in MODEL 930, 932, 933, 934 with CODE (MS5) BlueTec 5 ENGINES 542.9 in MODEL 930, 932, 934 with CODE (MS5) BlueTec 5

Where it sits

Function group 1 Engine › 14 Exhaust manifold, engine brake, emission control system › 14.40 Exhaust aftertreatment, AdBlue — Series 930 · Series 932 · Series 933 · Series 934

EinPAS 15 Engine › 15.40 Exhaust system/exhaust aftertreatment › 15.40.12 Sensor/switch/wiring harness — Series 930 · Series 932 · Series 933 · Series 934

Also applies to engines/gearboxes: 541 9**, 542 9**

AR14.40-W-2005A

Remove/install SCR AdBlue compressed air pressure sensor

22.3.11

ENGINES 541.9 in MODEL 930, 932, 933, 934 with CODE (MS4) BlueTec 4

ENGINES 542.9 in MODEL 930, 932, 934 with CODE (MS4) BlueTec 4

ENGINES 541.9 in MODEL 930, 932, 933, 934 with CODE (MS5) BlueTec 5

ENGINES 542.9 in MODEL 930, 932, 934 with CODE (MS5) BlueTec 5

Remove/install SCR AdBlue compressed air pressure sensor

W14.40-1003-08

1 Metering device

2 O-ring

B128 SCR compressed air pressure sensor

3 Electrical connector

Remove/install

Danger!

Risk of burn injuries and scalding when working at AdBlue lines and the components attached to them. Risk of injury to skin and eyes when handling AdBlue. Risk of poisoning caused by swallowing AdBlue

Pour AdBlue into suitable containers only. Wait until the pressure is released before starting any work on the exhaust aftertreatment system.

AS14.40-Z-0001-01A

Notes on use, material properties and handling of AdBlue®

AH14.40-N-0001-01A

1

Switch off ignition

2

Open maintenance flap

Danger!

Risk of injury caused by body parts being pinched or crushed as cab is tilted

Ensure that no one is within the tilting range of the cab as it is being tilted. Always tilt the cab all the way to the end position and secure with the safety strut.

AS60.80-Z-0001-01A

3

Tilt cab

Notes on tilting the cab

AH60.80-N-0003-01A

4

Disconnect electrical connector (3) at SCR AdBlue compressed air pressure sensor (B128)

5

Remove SCR compressed air pressure sensor (128)

*BA14.40-N-1008-02A

6

Install in the reverse order

Exhaust aftertreatment, Blue Tec

Number

Designation

Engine 541.9
with code MS4
or code MS5

Engine 542.9
with code MS4
or code MS5

BA14.40-N-1008-02A

SCR air pressure sensor on metering device

Nm

30

30

Referenced documents