Remove/install emergency tensioning retractor - AR91.40-P-1011GQ

MODEL 166 with CODE 494 (US version) 

Shown on model 166.0, left front seat 

Fig 1: Identifying Emergency Tensioning Retractor Remove/Install Components - Shown On Model 166.0

Courtesy of MERCEDES-BENZ USA

	Remove/install
	Risk of injury  . Moving parts can pinch, crush or, in extreme cases even sever extremities.	No parts of the body or limbs should be within the operating range of the mechanism when moving components.	AS00.00-Z-0009-01A
	Risk of injury caused by performing testing or repair work on airbag or emergency tensioning retractor units.	Store airbag units with deployment side facing up; do not expose to temperatures greater than 100 °C. When working on these units, disconnect the power supply.	AS91.00-Z-0001-01A
	Notes on performing repair, body work and welding on vehicles with airbags and RTE units		AH91.00-P-0002-01M
	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
	Assessment of airbag and belt tensioner units in accident vehicles		AH91.00-P-0006-01B
	Legal requirements on handling and storing airbags and emergency tensioning retractor units		AH91.00-P-0004-01A
1	Move seat all the way forwards
2	Disconnect battery ground line		AR54.10-P-0003GZ
3	Remove trim (1)		AR91.10-P-1200GQ
4	Unclip and remove cover (2)
5	Remove bolt (3)	Bolt, locking plate on belt end fitting/tensioner	*BA91.40-P-1002-01R
6	Remove locking plate (4)
7	Remove seat belt (5) toward front	Do not twist seat belt (5).
8	Disconnect electrical connector (6)	Ensure correct routing and attachment of electrical line.
9	Remove screw/bolt (7) and remove belt anchor fitting tensioner (8)	If the belt anchor fitting tensioner (8) is replaced, the defective belt anchor fitting tensioner (8) has to be disposed of correctly.
		Bolt, belt end fitting/tensioner on front seat	*BA91.40-P-1001-01R
10	Install in the reverse order
11	Check supplemental restraint system using STAR DIAGNOSIS	When replacing the belt anchor fitting tensioner (8)
			AD00.00-P-2000-04A