Remove/Install Transfer Case Temperature Sensor - AR28.19-P-1007MNI

Transmission 725.09 in model 290 with engine 177

with code M005 (Vehicles with 4MATIC/all-wheel drive)

Transmission 725.163 in model 290 with engine 177.8

Fig 1: Transfer Case Temperature Sensor Components Location - Transmission 725.09 In Model 290 With Engine 177 With Code M005

Courtesy of MERCEDES-BENZ USA

	Risk of injury . Skin or eye injuries may result when handling hot or glowing objects.	Wear protective gloves, protective clothing and safety glasses, if necessary.	AS00.00-Z-0002-01A
	Risk of injury to skin and eyes due to handling of transmission oil. Health risk caused by swallowing transmission oil	Wear protective gloves, protective clothing and safety glasses. Do not pour transmission oil into beverage bottles.	AS00.40-Z-0001-01A
Notice	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
	Remove/install
1	Drain transmission oil from transfer case (1).
		Transmission 725.163 in model 290 with engine 177.8 with code M005 (Vehicles with 4MATIC/all-wheel drive)	AP28.00-P-2801L
		Transmission 725.09 in model 290.688/689 with engine 177 with code M005 (Vehicles with 4MATIC/all-wheel drive)	AP28.00-P-2801C
2	Release and disconnect electrical connector of transmission oil temperature sensor (B91).
3	Remove transmission oil temperature sensor (B91) and seal opening with a suitable stop plug.	Temperature sensor to transfer case	*BA28.10-P-1012-01G
		Record plug	Fig 2
4	Install in the reverse order.

COMPLETE TRANSFER CASE

Number	Designation		Model 206.080/087/280/287 with transmission 725.1 Model 213.061/088/089/261/2 88/289 with transmission 725.0 Model 214.063/064/263/264 with transmission 725.1 Model 223.182 with transmission 725.1 Model 236.380/480 with transmission 725.1 Model 238.361/461 with transmission 725.0 Model 253.388/389/988/989 with transmission 725.0 Model 254.380/387/680/687 with transmission 725.1 Model 290.661/688 with transmission 725.0	Model 205 with transmission 725.0 Model 206 (except 206.080/087/280/287) with transmission 725.1 Model 213 (except 213.061/088/089/261/2 88/289) with transmission 725.0/1 Model 214 (except 214.063/064/263/264) with transmission 725.1 Model 217, 218, 222 with transmission 725.0 Model 223 (except 223.182) with transmission 725.0/1 Model 236 (except 236.380/480) with transmission 725.1 Model 238 (except 238.361/461) with transmission 725.0/1 Model 253 (except 253.388/389/988/989) with transmission 725.0 Model 254 (except 254.380/387/680/687) with transmission 725.1 Model 257 with transmission 725.0/1 Model 290 (except 290.661/688) with transmission 725.0/1
BA28.10-P-1012-01G	Temperature sensor to transfer case	Nm	14	30

Fig 2: Identifying Record Plug (129 589 00 91 00)

Courtesy of MERCEDES-BENZ USA