Retrofit Audio 20 CD With CD Changer - AN82.60-P-0012GQ

MODEL 166.0##/8## 1# with CODE 523 (MB Audio 20 radio) without CODE 494 (US version) without CODE 498 (Japanese version) without CODE 512 (COMAND APS with DVD changer) without CODE 527 (COMAND APS with single DVD drive (with navigation)) without CODE 830 (China version) 

Fig 1: Identifying Retrofit Audio 20 CD With CD Changer

Courtesy of MERCEDES-BENZ USA

	Remove
1	Remove Audio 20 radio (A2)
			AR82.60-P-7502GQ
		The MB Audio 20 radio (A2) is no longer required.
	Install
2	Install MB Audio 20 radio (A2) with CD changer
			AR82.60-P-7502GQ
3	Remove and enter special equipment in online vehicle data card using the vehicle documentation system (VeDoc)	Delete:  CODE 523 (MB Audio 20 radio) Add:  CODE 510 (Audio 20 with CD changer)
4	Document retrofitted equipment through VeDoc	Attach "Audio 20 with CD changer retrofitted, as per AN82.60-P-0012GQ " note under the field organization texts to design group 82.
5	Connect Star Diagnosis and select vehicle via the vehicle identification number (VIN)
			AD00.00-P-2000-04A
6	Perform variant coding with XENTRY using the software calibration number (SCN)	Carry out SCN coding of following control unit with the Diagnosis Assistance System (DAS): "Audio 20 radio with CD changer"
7	Disconnect STAR DIAGNOSIS
			AD00.00-P-2000-04A
	Check
8	Perform function test	See operating instructions for Audio 20 radio (A2) with CD changer.