Retrofit trailer hitch with electric release - AN31.10-P-8082LW

Model 205.0 (except 205.086/087) with code 916 (Fuel tank 66 l) except code 460 (Canada version) except code 494 (US version) except code 498 (Japanese version) except code 830 (Vehicles for China, additional parts) except code 871 (HANDS-FREE ACCESS) 

Model 205.0 with code ME04 (Mild hybrid drive) except code 460 (Canada version) except code 494 (US version) except code 498 (Japanese version) except code 830 (Vehicles for China, additional parts) except code 871 (HANDS-FREE ACCESS) 

Model 205.0 with code ME06 (Hybrid drive 50-KW variant (incl. plugin)) except code 460 (Canada version) except code 494 (US version) except code 498 (Japanese version) except code 830 (Vehicles for China, additional parts) except code 871 (HANDS-FREE ACCESS) 

Fig 1: Retrofitting Trailer Hitch With Reduced Towing Capacity Components (1 Of 3)

Courtesy of MERCEDES-BENZ USA

Fig 2: Retrofitting Trailer Hitch With Reduced Towing Capacity Components (2 Of 3)

Courtesy of MERCEDES-BENZ USA

Fig 3: Retrofitting Trailer Hitch With Reduced Towing Capacity Components (3 Of 3)

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
	Notes on installing a trailer hitch		AH31.10-P-1000-02CW
	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
	Notes on EU type approval requirements		AH31.10-P-1000-03T
	Remove
1	Print out the "Trailer hitch, certificate" document	For countries that do not belong to the EU.
	Trailer coupling certificate		OF31.10-P-1000-01S
		Print out the document "Trailer hitch, certificate" and submit for the installation acceptance. For do-it-yourself installation, print out the detailed installation instructions and hand over to the customer.
2	Disconnect battery ground line
			AR54.10-P-0003LW
3	Remove paneling on left in trunk
	The left cover in the trunk is a discontinued part and it is replaced by the left cover in the trunk included in the scope of supply.		AR68.30-P-4800LW
4	Remove right paneling in trunk
			AR68.30-P-4800LW
5	Remove rear bumper
			AR88.20-P-2200LW
6	Remove heat shield above rear muffler	Left on a single-pipe exhaust system. Left and right on a twin-pipe exhaust system.
7	Unfasten rubber retainer on rear muffler	Left on a single-pipe exhaust system. Left and right on a twin-pipe exhaust system.
8	Remove cross member (6)	The cross member (6) is no longer required.
9	Remove rear fender liner in right front fender	Model 205.0## (except 205.086/087) 2# with engine 274 or model 205.0 with code ME06 (Hybrid drive 50 kW variant (including plug-in))
			AR88.10-P-1300LW
		The rear fender liner is no longer required and is replaced by a fender liner that matches the equipment variant "Code 550 (Trailer hitch)".
10	Detach fuse and relay module in rear and check for usability
			AR54.15-P-0001LW
		Check the EPC to determine whether the corresponding vehicle equipment's installed rear fuse and relay module can be used for retrofitting the trailer hitch (AHV). ↓ If necessary, remove the rear fuse and relay module and replace with one compatible with the trailer hitch.
11	Remove electric fan	Model 205.0
		Model 205.0 with engine 274.9, 276.8, 651.9 The electric fan is no longer required.	AR20.40-P-5050LWB
	Install
12	Retrofit mechanical detachable parts		AN31.11-P-8080-05LW
		Bolt, longitudinal member reinforcement for trailer hitch to body	*BA31.11-P-1003-01K
		Nut, longitudinal member reinforcement for trailer hitch to body	*BA31.11-P-1002-01K
		Bolt, trailer hitch to longitudinal member reinforcement	*BA31.11-P-1001-01K
13	Retrofit trailer hitch wiring harness		AN31.19-P-8100-05LW
		Right rear wheel well ground point	*BA00.19-P-1005-01E
		Wiring harness repair kit, basic	Figure
		New passenger car wiring harness repair kit	Figure
14	Install trailer hitch release switch		AN31.19-P-8080-07LW
15	Transfer rear bumper	Model 205.0 except code 772 (AMG styling package - front spoiler, side skirts and rear apron)	AN31.11-P-8080-01LW
		Model 205.0 with code 772 (AMG styling package - front spoiler, side skirts and rear apron)	AN31.11-P-8080-01LWA
16	Attach information label (42) to trunk lid
17	Install electric fan	Model 205.0
		Model 205.0 with engine 274.9, 276.8, 651.9	AR20.40-P-5050LWB
18	Install remaining parts
	Update Vehicle Documentation (VeDoc)
19	Enter special equipment into the on-line vehicle data card	Code 550 (Trailer hitch)
20	Attach note "Trailer hitch retrofitted as per AN31.10-P-8082LW " under field organization texts to design group 31, design group 50, design group 68 and design group 88
21	Attach note "Trailer hitch retrofitted as per AN31.10-P-8082LW " under field organization texts for design group 20.	If the electric fan was replaced.
22	Attach note "Trailer hitch retrofitted as per AN31.10-P-8082LW " under field organization texts for design group 54.	If the rear fuse and relay module was replaced.
23	Connect diagnostic system and select vehicle using vehicle identification number (VIN)
			AD00.00-P-2000-04B
24	Carry out variant coding using software calibration number (SCN)	"SAM control unit" "Instrument cluster" "Central gateway in electronic ignition lock control unit"
25	Disconnect diagnostic system
			AD00.00-P-2000-04B
	Check
26	Perform function test of light signals at trailer hitch socket		AN31.19-P-8100-06LW

Fig 4: Identifying New Passenger Car Wiring Harness Repair Kit (220 589 04 99 00)

Courtesy of MERCEDES-BENZ USA

Fig 5: Identifying Wiring Harness Repair Kit, Basic (000 589 13 99 00)

Courtesy of MERCEDES-BENZ USA