Remove, install catalytic converter - AR49.10-P-5500TA

ENGINE 648 in MODEL 211 except CODE (474) Particulate filter

Fig 1: Identifying Catalytic Converter Components - Engine 648 In Model 211

MODIFICATION NOTES

6.8.05

O2 sensor to catalytic converter

Engine 648.961 with code 494

	Removing
	Risk of injury to skin and eyes caused by handling hot or glowing objects.	Wear protective gloves, protective clothing and safety glasses.	AS00.00-Z-0002-01A
	Notes on self-locking nuts and bolts		AH00.00-N-0001-01A
1	Remove air filter housing		AR09.10-P-1150T
2	Disconnect electrical connector of O2 sensor upstream TWC (G3/2) and expose electrical feed line	Vehicles with USA version, code 494	AR07.04-P-0080T
3		Remove heat shield	AR49.00-P-1000-01T
4	Dismount screw clamp (32)	Installation: Replace gasket (33).
5	Dismount catalytic converter (111) from bracket (7)
6	Remove rear bottom part of noise encapsulation		AR94.30-P-5300T
7	Dismount screw clamp (22)
8	Remove bolts (5a)	Vehicles with USA version, code 494
9	Take out three way catalytic converter (111)	If catalytic converter (111) is replaced: ↓
		Observe notes regarding disposal of catalytic converters!	OS49.10-P-1000-01A
10	Remove O2e sensor upstream of TWC (G3/2) and bracket (5) from catalytic converter (111)	Vehicles with USA version, code 494a: when replacing catalytic converter (111)
	Install
11	Loosely mount bracket (5) at new catalytic converter (111)	Vehicles with USA version, code 494a: when replacing catalytic converter (111)
12	Loosely mount catalytic converter (111) at bracket (7)	Check shock absorber (7b) for wear.
13	Loosely mount bracket (5) at mechanism	Vehicles with USA version, code 494
14	Align catalytic converter (111) and mount with screw clamp (32) at turbocharger		*BA49.10-P-1015-01I
15	Dismount catalytic converter (111) with screw clamp (22) at front exhaust system (112)		*BA49.10-P-1019-01I
16	Tighten catalytic converter (111) at bracket (7)		*BA49.10-P-1011-01I
17	Tighten bracket (5) at transmission and catalytic converter (111)	Vehicles with USA version, code 494
			*BA27.40-P-1002-01B
			*BA49.10-P-1011-01I
18	Mount O2e sensor upstream of TWC (G3/2), route electrical feed line and connect electrical connector	Vehicles with USA version, code 494	AR07.04-P-0080T
			*BA07.04-P-1003-01G
	Checking
19	Inspect installation position and clearance of exhaust system	The exhaust system must be mounted free of tension, align exhaust system if required.
20	Install heat shield		AR49.00-P-1000-01T
21	Install air filter housing		AR09.10-P-1150T
	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 running engine	Secure vehicle to prevent it from moving by itself. Wear closed and snug-fitting work clothes. Do not grasp hot or rotating parts.	AS00.00-Z-0005-01A
22	Conduct engine test run and check exhaust system for leaks
23	Install rear bottom soundproofing section		AR94.30-P-5300T

EXHAUST SYSTEM

Number	Designation		Engine 648.961
BA49.10-P-1011-01I	Self-locking nut of three way catalytic converter to bracket	Nm	20
BA49.10-P-1015-01I	Bolt, catalytic converter pipe clamp to exhaust gas turbocharger	Nm	20
BA49.10-P-1019-01I	Screw, pipe clamp for exhaust system to catalytic converter	Nm	20

HOUSING

Number	Designation		Transmission 722.6 in model 211
BA27.40-P-1002-01B	Bolt, automatic transmission to engine oil pan	Nm	38

SENSORS

Number	Designation		Engine 648.961 with Code 494
BA07.04-P-1003-01G	O2 sensor to catalytic converter	Nm	60