Remove/install exhaust gas temperature sensor - AR07.04-P-0071T

ENGINE 642 in MODEL 211

Temperature sensor upstream of turbocharger (in turbocharger)

Fig 1: Identifying Exhaust Gas Temperature Sensor Components (1 Of 3)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig 2: Identifying Exhaust Gas Temperature Sensor Components (2 Of 3)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig 3: Identifying Exhaust Gas Temperature Sensor Components (3 Of 3)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

	Remove/install
	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
1	Remove engine trim panel		AR01.10-P-2405TI
2	Remove bracket (11)
3	Remove heat protection (3)
4	Remove exhaust pipe (10)	Remove top bolts (9) but only loosen bottom bolt (9) as flange is slotted. Installation: Replace seal and all bolts (9).
4	Remove exhaust pipe (10)	Exhaust line to turbocharger	*BA09.40-P-1012-01K
5	Close of opening of turbocharger and catalytic converter.	Set of protective covers	Fig 4
6	Disconnect connector from temperature sensor upstream of turbocharger (B19/11)
7	Remove temperature sensor upstream of turbocharger (B19/11)	Installation: Coat the thread with heat-resistant lubricant.
			*BA14.20-P-1005-01G
		Set of engine mount wrenches (016)	Fig 5
		Paste	*BR00.45-Z-1005-06A
8	Install in the reverse order
9	Read fault memory, erase if necessary
	Connect STAR DIAGNOSIS and read out fault memory		AD00.00-P-2000-04A
	Connect STAR DIAGNOSIS and read out fault memory	STAR DIAGNOSIS diagnosis system	AD00.00-P-2000-04A
	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
10	Carry out an engine test run and test the exhaust system for leaks		AS00.00-Z-0005-01A

TURBOCHARGER

Number	Designation		Engine 642
BA09.40-P-1012-01K	Exhaust line to turbocharger	Nm	20

EXHAUST GAS RECIRCULATION

Number	Designation		Engine 642.82/83/85/86/87/886/9
BA14.20-P-1005-01G	Temperature sensor for exhaust gas temperature measurement	Nm	45

Fig 4: Identifying Set Of Protective Covers (001 589 01 91 00)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig 5: Identifying Set Of Engine Bearing Wrenches (001 589 01 16 00)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

REPAIR MATERIALS

Number	Designation	Order number
BR00.45-Z-1005-06A	Paste, hot lubrication 1 kg, DB supply specification 6879.20	A 000 989 76 51