Remove/install exhaust gas temperature probe - AR07.04-P-0071GZB

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2011 Mercedes-Benz ML350, 2010 Mercedes-Benz ML350, 2009 Mercedes-Benz ML320, 2009 Mercedes-Benz GL320, and 2008 Mercedes-Benz ML320. However, it is still accessible from the selected car via links, so may be relevant.

ENGINES 642 in MODEL 164, 251

Fig 1: Identifying Exhaust Gas Temperature Probe Components (1 Of 4)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig 2: Identifying Exhaust Gas Temperature Probe Components (2 Of 4)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig 3: Identifying Exhaust Gas Temperature Probe Components (3 Of 4)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig 4: Identifying Exhaust Gas Temperature Probe Components (4 Of 4)

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 right air filter housing	Model 164	AR09.10-P-1150GZC
1	Remove right air filter housing	Model 251	AR09.10-P-1150RTC
2.1	Remove partition wall (17) and partition wall (18)	Model 164 Left partition wall (19) remains in vehicle
2.2	Remove wiper system	Model 251	AR82.30-P-6400RT
3	Detach pressure differential sensor	Vehicles with CAT/DPF unit Place pressure differential sensor with attached lines to one side	AR07.04-P-0012GZC
4	Unscrew pressure differential sensor holder	Model 164
5	Remove heat protection (3)
6	Remove bracket (11)	Model 251
6	Remove bracket (11)		*BA01.30-P-1006-01S
7	Remove exhaust pipe (10)	Remove top bolts (9) but only loosen bottom bolt (9) as the flange is slotted. Installation: Replace seal and all screws/bolts (9).
7	Remove exhaust pipe (10)	Exhaust line to turbocharger	*BA09.40-P-1012-01K
8	Close off opening of the turbocharger and the CAT	Set of protective covers	Fig 5
9	Disconnect connector from temperature sensor upstream of turbocharger (B19/11)
10	Remove temperature sensor upstream of the turbocharger (B19/11)	Installation: Align the temperature sensor upstream of turbocharger (B19/11) through turning in such a way that the distances to the heat shield (3) and to charge air manifold are adequate and even otherwise damage will occur to the electrical feed line. Installation: Coat thread with heat-resistant lubricant.
			*BA14.20-P-1005-01G
		Set of engine mount keys (016)	Fig 6
		Paste	*BR00.45-Z-1005-06A
11	Install in the reverse order
12	Read out fault memory, erase if necessary
12	Connect STAR DIAGNOSIS and read out fault memory		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 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
13	Carry out an engine test run and test exhaust system for leaks

TURBOCHARGER

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

EXHAUST GAS RECIRCULATION

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

CYLINDER HEAD

Number	Designation		Engine 642
BA01.30-P-1006-01S	Bolt, lifting eye to cylinder head	Nm	14

Fig 5: Identifying Set Of Protective Covers (001 589 01 91 00)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig 6: 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