Remove/install frontal acceleration sensor - AR91.60-P-0750MCU

MODEL 451.3/4

Fig 1: Identifying Frontal Acceleration Sensor Remove/Install Components

G10979205

Courtesy of MERCEDES-BENZ USA

	Remove/install
1	Disconnect ground line of battery		AR54.10-P-0003MCC
2	Remove front CBS		AR88.00-P-1010MCC
3	Undo bolt (3) on driver-side frontal acceleration sensor (B48/1) or on the passenger-side frontal acceleration sensor (B48/2)	Replace self-locking bolt (3). Counterhold the driver-side frontal acceleration sensor (B48/1) or the passenger-side frontal acceleration sensor (B48/2) at the rear.
			*BA91.60-P-1008-01C
4	Remove driver-side frontal acceleration sensor (B48/1) or the passenger-side frontal acceleration sensor (B48/2) from the CMS front (1) and detach the electrical connector (4)	The guide (2) must be inserted into the CMS front (1).
5	Install in the reverse order
6	Check supplemental restraint system using STAR DIAGNOSIS	When replacing the driver-side frontal acceleration sensor (B48/1) or passenger-side frontal acceleration sensor (B48/2)
	Connect STAR DIAGNOSIS and read out fault memory		AD00.00-P-2000-04MCC

AIRBAG

Number	Designation		Model 451.3	Model 451.4
BA91.60-P-1008-01C	Torx screw, frontal acceleration sensor to CMS front	Nm	8	8