Remove/install catalytic converter diesel particulate filter unit · ar4910p5501cd · Mercedes-Benz WIS

AR49.10-P-5501CD

Remove/install catalytic converter diesel particulate filter unit

23.4.12

ENGINES 651 in MODELS 172, 207, 218

ENGINES 651 in MODEL 204, 212 (except 204.9)
except 4MATIC

Remove/install catalytic converter diesel particulate filter unit

P07.04-2651-06

1 Electrical connector

B19/9 Temperature sensor upstream of diesel particulate filter

P49.10-2866-08

5 Electrical connector

6 Bracket

7 Nut

8 Pipe clamp

12 Bracket

13 Retaining tab

G3/2 Oxygen sensor upstream of catalytic converter

9 Catalytic converter diesel particulate filter unit

10 Pipe clamp

11 Nuts

P49.10-2893-01

7 Nut

14 Nuts

 	Remove/install
 Danger!	Risk of death caused by vehicle slipping or toppling off of the lifting platform.	Align vehicle between columns of vehicle lift and position four support plates at vehicle lift support points specified by vehicle manufacturer.	AS00.00-Z-0010-01A
 Danger!	Risk of injury to skin and eyes caused by handling hot or glowing objects.	Wear safety gloves, protective clothing and safety glasses, if necessary.	AS00.00-Z-0002-01A
	Notes on self-locking nuts and bolts		AH00.00-N-0001-01A
1	Remove cylinder head cover trim	Model 204	AR01.20-P-5014-02CD
		Model 207, 212, 218
2	Remove air filter housing		AR09.10-P-1150CD
3	Unfasten DPF differential pressure sensor		AR07.04-P-0012CD
4	Disconnect electrical connector (5) and detach cable from bracket (6)
5	Unscrew nut (7)	Model 172
			*BA49.10-P-1007-01AI
		Model 204
			*BA49.10-P-1029-01AC
		Model 207, 212, 218
			*BA49.10-P-1004-01AE
6	Loosen nuts (14)
7	Remove pipe clamp (8)	Model 172
			*BA49.10-P-1006-01AI
		Model 204
			*BA49.10-P-1004-01AC
		Model 207, 212, 218
			*BA49.10-P-1003-01AE
8	Remove bottom sections of soundproofing	Model 172.4	AR94.30-P-5300W
		Model 204.0/2, 207, 212, 218	AR94.30-P-5300EW
9	Disconnect electrical connector (1) for temperature sensor upstream of diesel particulate filter (B19/9)		AR07.04-P-0005CD
10	Loosen pipe clamp (10)	 Model 172	*BA49.10-P-1010-01AI
		 Model 204	*BA49.10-P-1022-01AC
		 Model 207, 212, 218	*BA49.10-P-1020-01AE
11	Unscrew holder (12) on transmission	 Installation: Loosen nuts (11) in order to secure free of tension installation.
		Model 172
			*BA49.10-P-1008-01AI
			*BA49.10-P-1009-01AI
		Model 204
			*BA49.10-P-1027-01AC
			*BA49.10-P-1008-01AC
		Model 207, 212, 218
			*BA49.10-P-1009-01AE
			*BA49.10-P-1011-01AE
12	Take out catalytic converter diesel particulate filter unit (9) downwards	 Installation: Replace sealing ring between catalytic converter diesel particulate filter unit (9) and turbocharger.
13	Install in the reverse order
14	Connect STAR DIAGNOSIS, read out DTC memory and erase if required	 Stored faults which may be caused by assembly work, test work, removed lines or a simulation, must be processed and erased in fault memories after completing the work.	AD00.00-P-2000-04A
 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
15	Carry out an engine test run and check exhaust system for leaks

 Exhaust system

Number	Designation		Engine 651 in model 172


BA49.10-P-1006-01AI	Screw/bolt, clamp to diesel particulate filter/turbocharger	Nm	35
BA49.10-P-1007-01AI	Screw/bolt, diesel particulate filter to cylinder head	Nm	20
BA49.10-P-1008-01AI	Nut on diesel particulate filter mounting plate	Nm	20
BA49.10-P-1009-01AI	Screw/bolt, diesel particulate filter bracket to transmission	Nm	39
BA49.10-P-1010-01AI	Screw/bolt, clamp to exhaust line in the center/diesel particulate filter	Nm	35

 Exhaust system

Number	Designation		Engine 642, 646, 651 in model 204


BA49.10-P-1004-01AC	Screw/bolt, diesel particulate filter clamp to turbocharger	Nm	18
BA49.10-P-1008-01AC	Screw/bolt, exhaust pipe bracket to transmission	Nm	20
BA49.10-P-1022-01AC	Clamp nut/screw between catalytic converter/connecting pipe/diesel particulate filter	Nm	35
BA49.10-P-1027-01AC	Bolt/nut, bracket of diesel particulate filter to lower diesel particulate filter	Nm	20
BA49.10-P-1029-01AC	Catalytic converter/diesel particle unit nut bolt/nut on crankcase	Nm	20

 Exhaust system

Number	Designation		Engines 642, 651 in model 207	Engines 642, 651 in model 212


BA49.10-P-1003-01AE	Screw/bolt, diesel particulate filter clamp to turbocharger	Nm	18	18
BA49.10-P-1004-01AE	Nut attaching diesel particulate filter above	Nm	20	20
BA49.10-P-1009-01AE	Bolt/nut, bracket of diesel particulate filter to lower diesel particulate filter	Nm	20	20
BA49.10-P-1011-01AE	Screw/bolt, bracket to transmission	Nm	39	39
BA49.10-P-1020-01AE	Screw/bolt, connecting pipe clamp to diesel particulate filter	Nm	35	35

 Exhaust system

Number	Designation		Engines 642, 651 in model 218


BA49.10-P-1003-01AE	Screw/bolt, diesel particulate filter clamp to turbocharger	Nm	18
BA49.10-P-1004-01AE	Nut attaching diesel particulate filter above	Nm	20
BA49.10-P-1009-01AE	Bolt/nut, bracket of diesel particulate filter to lower diesel particulate filter	Nm	20
BA49.10-P-1011-01AE	Screw/bolt, bracket to transmission	Nm	39
BA49.10-P-1020-01AE	Screw/bolt, connecting pipe clamp to diesel particulate filter	Nm	35

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