Remove/Install Transmission With Torque Converter - AR27.10-P-0500MRI

Transmission 725.0 in model 205, 253 with engine 264 

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

Shown on model 205 with engine 264 

Courtesy of MERCEDES-BENZ USA

Courtesy of MERCEDES-BENZ USA

	Risk of death  caused by vehicle slipping or toppling off of the lifting platform.	Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by the vehicle manufacturer.	AS00.00-Z-0010-01A
	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
	Risk of injury  caused by scraping or cutting body parts on sharp vehicle parts	Always wear protective gloves when working on or near sharp and non-deburred vehicle parts. Deburr repair panels.	AS00.00-Z-0017-01A
Notice	Notes on threaded connections fastened using a tightening angle-based tightening process		AH00.00-P-0020-01A
Notice	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
Notice	Notes on self-locking nuts and bolts		AH00.00-P-0001-01KOA
	Notes on automatic transmission		AH27.19-P-0001-01NKB
	Remove
1	Shift the transmission (1) into neutral position.
2	Release parking brake.
3	Remove ground line of battery.		AR54.10-P-0003LW
4	Secure vehicle on vehicle lift.		AR00.60-P-0100CW
5	Remove center and rear engine compartment lining.		AR61.20-P-1105LW
6	Remove propeller shaft (3) at front axle differential (4).	Transmission 725.0 in model 253 with engine 264 with code M005 (Vehicles with 4MATIC/all-wheel drive)	AR41.10-P-0070LW
		Transmission 725.0 in model 205 with engine 264 with code M005 (Vehicles with 4MATIC/all-wheel drive)	AR41.10-P-0070LWA
7	Remove ground line (2) from transmission (1).
8	Remove heat shield from transmission (1).		AR27.40-P-0700-01LF
9	Release and disconnect electrical connection on electric controller unit.
10	Expose electrical wiring harness from transmission (1).
11	Remove oil lines from transmission (1).		AR27.55-P-0600OLI
12	Remove automatic transmission oil cooler.		AR27.55-P-1000OLI
13	Remove cover (5).
14	Remove torque converter (10) from drive plate (13).		AR27.20-P-0001-01EWM
		Do not use an impact wrench or compressed air tools to screw out and screw in. Otherwise, the threaded unions (14) in the drive plate (13) will be damaged. Counterholder	Fig 2
		Socket wrench bit	Fig 3
		Long wedge	Fig 1
15	Unfasten starter wiring harness from transmission (1).	Transmission 725.0 in model 205, 253 with engine 264 with code M005 (Vehicles with 4MATIC/all-wheel drive) except code B01 (48V technology)
16.1	Remove starter from transmission (1), place to one side with connected lines and fasten.	Transmission 725.0 in model 205, 253 with engine 264 with code M005 (Vehicles with 4MATIC/all-wheel drive) except code B01 (48V technology)	AR15.30-P-7100MRI
16.2	Remove the starter opening cover on the crankcase.	Transmission 725.0 in model 205, 253 with engine 264 with code B01 (48V technology) with code M005 (Vehicles with 4MATIC/all-wheel drive)
17	Detach propeller shaft from transmission (1).	Transmission 725.0 in model 253 (except 253.992/993) with engine 264 with code M005 (Vehicles with 4MATIC/all-wheel drive)	AR41.10-P-0050LWX
		Transmission 725.0 in model 205 with engine 264 with code M005 (Vehicles with 4MATIC/all-wheel drive)	AR41.10-P-0050LW
18	Support transmission (1) with major-assembly support and mounting plate and strap down securely.
	000 588 11 62 00 Major assembly mount		WS01.00-P-0092B
	000 588 10 62 00 Support plate		WS26.00-P-3309B
19	Remove rear engine carrier (6) from underbody and lower transmission (1) slightly.	Never use an impact wrench or compressed-air tool to remove the screws! Otherwise, the threads may be damaged.	AR22.10-P-4360LWB
20	Remove screws (19).
21	Remove transmission (1) with torque converter (10).	Secure the torque converter (10) to prevent it from dropping down. Otherwise damage will occur.
22	Remove torque converter (10).	If necessary.	AR27.20-P-0050EWM
23	Remove corrosion from crankshaft.		AR03.20-P-1000-01A
		Multi-purpose paste	*BR00.45-Z-1009-06A
		Assembly cleaner	*BR00.45-Z-1028-04A
24	Check threaded unions (14) in drive plate (13) for damage.	If the threaded unions (14) are damaged or if they are loose, ↓ Install a new clutch plate (13).	AR03.30-P-8003MRI
	Install
25	Insert torque converter (10).	After removing the torque converter (10).	AR27.20-P-0050EWM
26	Install transmission (1) with torque converter (10).	Secure torque converter (10) against falling out. Otherwise damage will occur. While doing so, align the bores of the torque converter (10) with the threaded unions (14) in the drive plate (13).
27	Screw in screws (19).	Screw/bolt, transmission to engine	*BA27.10-P-1001-04H
28	Position transmission (1) with major assembly mount and mounting plate then mount rear engine carrier (6) onto underbody.	Never use an impact wrench or compressed-air tool to screw in the screws! Otherwise, the threads may be damaged.	AR22.10-P-4360LWB
29	Remove major assembly mount and mounting plate from transmission (1).
	000 588 11 62 00 Major assembly mount		WS01.00-P-0092B
	000 588 10 62 00 Support plate		WS26.00-P-3309B
30	Attach propeller shaft to transmission (1).	Transmission 725.0 in model 253 (except 253.992/993) with engine 264 with code M005 (Vehicles with 4MATIC/all-wheel drive)	AR41.10-P-0050LWX
		Transmission 725.0 in model 205 with engine 264 with code M005 (Vehicles with 4MATIC/all-wheel drive)	AR41.10-P-0050LW
31.1	Release mounting of starter and mount starter onto transmission (1).	Transmission 725.0 in model 205, 253 with engine 264 with code M005 (Vehicles with 4MATIC/all-wheel drive) except code B01 (48V technology)
			AR15.30-P-7100MRI
31.2	Attach starter opening cover to crankcase.	Transmission 725.0 in model 205, 253 with engine 264 with code B01 (48V technology) with code M005 (Vehicles with 4MATIC/all-wheel drive)
32	Fasten starter wiring harness onto transmission (1).	Transmission 725.0 in model 205, 253 with engine 264 with code M005 (Vehicles with 4MATIC/all-wheel drive) except code B01 (48V technology)
33	Mount torque converter (10) onto drive plate (13).	Never use an impact wrench or compressed air tools for screwing in or unscrewing the screws/bolts. Otherwise, the threaded unions (14) in the drive plate (13) will be damaged.	AR27.20-P-0001-01EWM
		Screw, torque converter/rotor to drive plate/star-shaped drive plate	*BA27.20-P-1001-01D
		Counterholder	Fig 2
		Socket wrench bit	Fig 3
34	Install cover (5).
35	Install automatic transmission oil cooler.		AR27.55-P-1000OLI
36	Attach oil lines to transmission (1).		AR27.55-P-0600OLI
37	Mount electrical wiring harness onto transmission (1).
38	Connect electrical connector to electric controller unit and lock.
39	Install heat shield at transmission (1).		AR27.40-P-0700-01LF
40	Mount ground line (2) onto transmission (1).	Bolt, ground line to transmission housing	*BA27.10-P-1024-04H
41	Attach propeller shaft (3) to front axle differential (4).	Transmission 725.0 in model 253 with engine 264 with code M005 (Vehicles with 4MATIC/all-wheel drive)	AR41.10-P-0070LW
		Transmission 725.0 in model 205 with engine 264 with code M005 (Vehicles with 4MATIC/all-wheel drive)	AR41.10-P-0070LWA
42	Install ground line of battery.		AR54.10-P-0003LW
43	Fill transmission (1) with oil.	If the transmission oil has been drained beforehand. Transmission 725.0 in model 205, 253 with engine 264 with code M005 (Vehicles with 4MATIC/all-wheel drive)	AR27.00-P-0270EWN
44	Check transmission oil level.	If the transmission oil level is not correct, ↓ correct transmission oil level.	AR27.00-P-0270-02EWN
		Transmission 725.0 in model 205, 253 with engine 264 with code M005 (Vehicles with 4MATIC/all-wheel drive)	AR27.00-P-0270EWN
45	Read out fault memory and delete if necessary.
			AD00.00-P-2000-04B
46	Perform transmission adaptation with vehicle diagnosis system.	After replacement or repair of transmission (1).
			AD00.00-P-2000-04B
47	Reset data on service life of torque converter lockup clutch with the vehicle diagnosis system.	After replacement of torque converter (10).
			AD00.00-P-2000-04B
	Risk of accident  from vehicle starting off by itself when engine running. Risk of injury  (bruises and burns) resulting from working on the engine while it is being started or when it is running.	Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts.	AS00.00-Z-0005-01A
48	Perform engine test run and check transmission (1) for proper operation and leak tightness.
49	Install center and rear engine compartment lining.		AR61.20-P-1105LW
50	Disconnect vehicle from vehicle lift.		AR00.60-P-0100CW

Fig 1: Identifying Long Wedge (115 589 03 59 00)

Courtesy of MERCEDES-BENZ USA

Fig 2: Identifying Counterholder (654 589 00 40 00)

Courtesy of MERCEDES-BENZ USA

Fig 3: Identifying Socket Wrench Bit (001 589 65 09 00)

Courtesy of MERCEDES-BENZ USA