Remove/Install Restraint Systems Control Unit - AR91.60-P-0624LW

Model 205 

Model 213 

Model 238 

Model 253 

Model 293 

Shown on model 205 

Courtesy of MERCEDES-BENZ USA

	Risk of injury  during testing and repair operations related to pyrotechnical components	Do not expose pyrotechnical component parts to temperatures above 100°C or 212°F. Disconnect current supply when working on such component parts.	AS91.00-Z-0008-01A
Topical note	Notes on the use of paint scraping nuts on ground connections		AH00.19-P-1000-20A
Topical note	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
	Information, assessment and legal requirements when working with, handling and storing pyrotechnical components		AH91.00-Z-0000-10A
	Notes on safety-relevant components		AH00.00-Z-0019-01A
	Remove/install
1	Carry out commissioning of SRS control unit (N2/10).	When replacing supplemental restraint system control unit (N2/10).
		Model 293	AD00.00-P-2000-06FR
		Model 205, 213, 253	AD00.00-P-2000-04B
		Model 238	AD00.00-P-2000-06LWO
2	Switch off ignition and store transmitter key outside of transmission range (min. 2 m).
3	Detach ground line of on-board electrical system battery.	Model 293	AR54.10-P-0003EQ
		Model 205, 213, 253	AR54.10-P-0003LW
		Model 238	AR54.10-P-0003LWO
4	Remove head unit.	Model 293	AR82.85-P-1101EQ
		Model 205 as of model year 2019 with code 531 (COMAND APS) Model 205 with code 506 (Audio 20 NTG 5.5 radio)	AR82.85-P-1101LWM
		Model 205, 253 with code 520 (Audio 20 USB) Model 205, 253 with code 522 (Audio 20 radio) Model 205 up to model year 2019 with code 531 (COMAND APS) Model 253 with code 531 (COMAND APS)	AR82.85-P-1100LW
		Model 213, 238	AR82.85-P-1101LWE
5	Remove foam parts (1).
6	Disconnect electrical connection (2, 3).
7	Detach nuts (4, 5).	Restraint system control unit to vehicle floor	*BA91.60-P-1007-01O
8	Remove SRS control unit (N2/10).
9	Install in the reverse order.