Retrofit Audio 50 APS - AN82.61-P-0003EL

MODEL 218.3## (except 218.374/375/376/392) 1# up to 2/28/13 up to model year 2014 with CODE 510 (Audio 20 with CD changer) without CODE 494 (US version) without CODE 498 (Japanese version) without CODE 511 (Audio 50 APS with DVD changer) without CODE 512 (COMAND APS with DVD changer) without CODE 527 (COMAND APS with single DVD drive (with navigation)) 

MODEL 218.3## (except 218.374/375/376/392) 1# up to 2/28/13 up to model year 2014 with CODE 523 (MB Audio 20 radio) without CODE 494 (US version) without CODE 498 (Japanese version) without CODE 511 (Audio 50 APS with DVD changer) without CODE 512 (COMAND APS with DVD changer) without CODE 527 (COMAND APS with single DVD drive (with navigation)) 

Fig 1: Identifying Radio With Auto Pilot System

Courtesy of MERCEDES-BENZ USA

	Remove
1	Remove Audio 20 radio or Audio 20 radio incl. CD changer
			AR82.60-P-7502EW
		The removed audio component is no longer required.
2	Remove left front door sill
3	Remove left rear door sill molding
4	Remove molding from left C-pillar
			AR68.30-P-4490EL
5.1	Remove multifunction antenna	MODEL 218.3## (except 218.374/375/376/392) 1# up to 28.02.13 with CODE 228 (Stationary heater) with CODE 510 (Audio 20 with CD changer), MODEL 218.3## (except 218.374/375/376/392) 1# up to 28.02.13 with CODE 228 (Stationary heater) with CODE 523 (MB Audio 20 radio), MODEL 218.3## (except 218.374/375/376/392) 1# up to 28.02.13 with CODE 386 (Comfort telephony) with CODE 510 (Audio 20 with CD changer), MODEL 218.3## (except 218.374/375/376/392) 1# up to 28.02.13 with CODE 386 (Comfort telephony) with CODE 523 (MB Audio 20 radio)
			AR82.70-P-8951EL
		The multifunction antenna is no longer required.
5.2	Remove multifunction antenna mock-up	MODEL 218.3## (except 218.374/375/376/392) 1# up to 28.02.13 with CODE 510 (Audio 20 with CD changer) and except CODE 228 (Stationary heater) except CODE 386 (Comfort telephony), MODEL 218.3## (except 218.374/375/376/392) 1# up to 28.02.13 with CODE 523 (MB Audio 20 radio) and except CODE 228 (Stationary heater) except CODE 386 (Comfort telephony) The removal of the multifunction antenna mock-up is performed in the same manner as the removal of the multifunction antenna. The multifunction antenna mock-up is no longer required.
6.1	Remove left side bolster of rear backrest	MODEL 218.3## (except 218.374/375/376/392) 1# up to 28.02.13 with CODE 287 (Folding rear seat backrests) with CODE 510 (Audio 20 with CD changer), MODEL 218.3## (except 218.374/375/376/392) 1# up to 28.02.13 with CODE 287 (Folding rear seat backrests) with CODE 523 (MB Audio 20 radio)
			AR91.12-P-1710CW
6.2	Remove backrest in rear	MODEL 218.3## (except 218.374/375/376/392) 1# up to 28.02.13 with CODE 510 (Audio 20 with CD changer) and except CODE 287 (Folding rear seat backrests), MODEL 218.3## (except 218.374/375/376/392) 1# up to 28.02.13 with CODE 523 (MB Audio 20 radio) and except CODE 287 (Folding rear seat backrests)
			AR91.12-P-1620CW
7	Remove left side trim in rear passenger compartment
8	Remove front center console
			AR68.20-P-2000EL
9	Remove upper paneling from left B-pillar and place to one side with seat belt installed
10	Remove lower molding from left B-pillar
11	Release driver seat and place toward rear with the electrical lines still connected
			AR91.10-P-1000CW
	Install
12	Install new multifunction antenna
		MODEL 218.3## (except 218.374/375/376/392) 1# up to 28.02.13 up to model year. 2014	AR82.70-P-8951EL
13	Retrofit global positioning system (GPS) antenna line		AN82.61-P-7474-01EL
14	Retrofit Audio 50 APS radio with auto pilot system (A2/56)
			AR82.60-P-7502EW
15	Install remaining parts	Operation steps 11 to 6.2 or 6.1 and operation steps 4 to 2.
	Update Vehicle Documentation (VeDoc)
16.1	Delete special equipment in online vehicle data card	MODEL 218.3## (except 218.374/375/376/392) 1# up to 28.02.13 with CODE 510 (Audio 20 with CD changer) Code 510 (Audio 20 with CD changer)
16.2	Delete special equipment in online vehicle data card	MODEL 218.3## (except 218.374/375/376/392) 1# up to 28.02.13 with CODE 523 (MB Audio 20 radio) CODE 523 (MB Audio 20 radio)
17	Enter special equipment in online vehicle data card	CODE 525 (MB Audio 50 APS radio)
18	Attach note "Audio 50 APS retrofitted as per AN82.61-P-0003EL " under field organization texts to design group KG 82
19	Connect diagnostic system and select vehicle via the vehicle identification number (VIN)
			AD00.00-P-2000-04A
20	Carry out variant coding using software calibration number (SCN)	"Instrument cluster" "Radio with auto pilot system (A2/56) Audio 50 APS"
21	Disconnect diagnostic system
			AD00.00-P-2000-04A
	Check
22	Perform function test	See operating instructions for radio with auto pilot system (A2/56) Audio 50 APS.