Retrofit audio 20 CD with CD changer - AN82.60-P-0012NKB

MODEL 117.3## 1#, 156.9, 176.0## 1# with CODE 523 (Audio 20 CD) without CODE 494 (US version) without CODE 498 (Japanese version) without CODE 830 (Vehicles for China, additional parts) 

MODEL 246.2## 1# with CODE 523 (Audio 20 CD) without CODE 494 (US version) without CODE 498 (Japanese version) without CODE 830 (Vehicles for China, additional parts) 

Shown on MODEL 246 

Fig 1: Locating Radio

Courtesy of MERCEDES-BENZ USA

	Remove
1	Remove radio (A2) (MB Audio 20 radio)
			AR82.60-P-7502NKB
		The removed radio (A2) (MB Audio 20 radio) is a discontinued part.
	Install
2	Install new radio (A2) (Audio 20 with CD changer)
			AR82.60-P-7502NKB
	Update Vehicle Documentation (VeDoc)
3	Delete special equipment in online vehicle data card	CODE 523 (MB Audio 20 radio)
4	Enter special equipment in online vehicle data card	Code 510 (Audio 20 with CD changer)
5	Attach "Audio 20 with CD changer retrofitted in accordance with AN82.60-P-0012NKB " note under field organization texts to design group 82
6	Connect diagnostic system and select vehicle via the vehicle identification number (VIN)
			AD00.00-P-2000-04A
7	Carry out variant coding using software calibration number (SCN)	"Instrument cluster"
8	Carry out variant coding using software calibration number (SCN)	Vehicles with CODE 218 (reversing camera) "Reversing camera"
9	Disconnect diagnostic system
			AD00.00-P-2000-04A
	Check
10	Perform function test	See Owner's Manual.