Remove/install AdBlue(R) pressure sensor · ar4920d1070ts · Mercedes-Benz WIS

AR49.20-D-1070TS

Remove/install AdBlue(R) pressure sensor

19.08.2019

Engine	642 in model 907
Engine	651 in model 907, 910

Modification notes

16.08.2019	Instructions added	Operation steps 5, 6
16.08.2019	Basic data added	Operation step 6

Remove/install AdBlue(R) pressure sensor

Shown on removed AdBlue® container

1	Pressure sensor
2	Bolts

D49.20-A004-06

 Warning	Risk of burn injuries and scalding when working on AdBlue(R) lines and the component parts attached to them. Risk of injury to skin and eyes when handling AdBlue(R). Risk of poisoning caused by swallowing AdBlue(R)	Pour AdBlue® only into suitable containers. Wait until the pressure is released before starting any work on the exhaust aftertreatment system.	AS49.20-Z-0002-01A
Topical note	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
Topical note	Notes on use, material properties and handling of NOx reducing agent		AH49.20-N-0002-01A
Topical note	Notes on avoiding damage through contamination and foreign objects		AH00.00-P-5000-01A
	Remove
1	Empty AdBlue® container.		AR49.20-D-2014-01TS
	000 588 01 71 00 Extraction pump		WS14.00-P-0013B
2	Remove cap of the AdBlue® container.		AR49.20-D-2016TS
3	Remove screws (2).	 Dispose of bolts (2).
4	Remove pressure sensor (1).	 Dispose of pressure sensor (1).
	Install
5	Install new pressure sensor (1).	 Ensure that the printed circuit board of the pressure sensor (1) is seated correctly in the slot. Malfunction or damage can occur otherwise.
		 Install pressure sensor (1) carefully. Otherwise leaks and malfunctions may occur.
		 Use pressure sensor (1) with seals from the parts kit.
6	Screw in new screws (2).	 The prescribed torque must be observed. Damage may occur otherwise.
		 Use screws (2) from the parts kit.
		 Bolt, AdBlue® pressure sensor to connection fitting	*BA49.20-N-1006-03TS
7	Install cap of the AdBlue® container.		AR49.20-D-2016TS
8	Fill AdBlue® tank.		AR49.20-D-2014-02TS
	NOx reducing agent AUS 32 ("ADBlue(R)") for SCR systems		BB00.40-P-0352-00A
	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
9	Perform engine test run.

 Exhaust gas aftertreatment

Number	Designation		Model 907 with engine 642	Model 907 with engine 651
BA49.20-N-1006-03TS	Bolt, AdBlue® pressure sensor to connection fitting	Nm	2	2

 Exhaust gas aftertreatment

Number	Designation		Model 910 with engine 651
BA49.20-N-1006-03TS	Bolt, AdBlue® pressure sensor to connection fitting	Nm	2

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