Retrofit Audi 50 APS navigation system - AN82.61-P-0004V

MODEL 171.442 /456 1# with CODE (523) MB Audio 20 radio with CODE (533) Front and rear speakers - without radio A2/ 

Fig 1: Identifying Radio And Navigation Unit

Courtesy of MERCEDES-BENZ USA

	Remove
1	Remove instrument cluster
			AR54.30-P-6015V
	Risk of explosion  caused by oxyhydrogen gas. Risk of poisoning and caustic burns  caused by swallowing battery acid. Risk of injury  through burns to skin and eyes from battery acid or when handling damaged lead-acid batteries	No fire, sparks, open flames or smoking. Wear acid-resistant gloves, clothing and safety glasses. Pour battery acid only into suitable and appropriately marked containers.
2	Disconnect battery ground cable	Do not connect quiescent current retention device.
			AR54.10-P-0003V
	Notes on battery	All models	AH54.10-P-0001-01A
3.1	Remove stowage compartment in center console	Vehicles with  code (533) front and rear speaker -without radio-. Stowage compartment is no longer required. Removal see: ↓
		Remove radio	AR82.60-P-7502V
3.2	Remove radio	Vehicles with  code (523) MB Audio 20 radio. The MB Audio 20 radio is no longer required.
			AR82.60-P-7502V
4	Remove front seat	Right
			AR91.10-P-1000V
5	Remove cover below instrument panel (left)
			AR68.10-P-1500V
6	Remove paneling in footwell	Right
			AR68.30-P-4010V
7	Fold back floor covering in right footwell and remove base plate
	Install
8	Retrofit antenna for global positioning system (GPS)		AN82.61-P-7474-04VV
9	Retrofit wiring harness	Wiring harness for voltage supply of audio gateway control unit.	AN82.61-P-0001-01VA
10	Retrofit audio gateway control unit		AN82.61-P-0001-07V
11	Retrofit wiring harness	Wiring harness for voltage supply of radio and navigation operating unit.	AN82.61-P-0001-01VB
12	Retrofit wiring harness	Wiring harness for speakers and wake-up of audio gateway control unit.	AN82.61-P-0001-01VC
13.1	Retrofit MOST fiber optic cable wiring harness	Vehicles without  code (386) Preinstallation for "portable CTEL" UPCI system without  code (388) "Portable CTEL" UPCI system without  code (819) 6-disc CD changer.	AN82.61-P-0001-06V
13.2	Extend wiring harness for MOST fiber optic cable for components to be retrofitted	Vehicles with  code (386) Preinstallation for "portable CTEL" UPCI system or with  code (388) "Portable CTEL" UPCI system and/or  Code (819) 6-disc CD changer.	AN82.64-P-0001-05V
14	Install radio	The new radio and navigation unit (A2/56).
			AR82.60-P-7502V
15	Install remaining parts onto vehicle	Steps 7 up to 1.
16	Perform subsequent version coding with STAR DIAGNOSIS.	Register the new system and reconfigure MOST ring (if available). Enter navigation parameters such as tire size etc. using STAR DIAGNOSIS.
		STAR DIAGNOSIS diagnosis system.	*WH58.30-Z-1048-13A
17	Enter special equipment in the vehicle data card and in the vehicle's online data card	Code (525) MB Audio 50 APS radio.