Preparations for distance and comparison measurements - AR40.30-P-0401V

MODEL 171

Fig 1: Identifying Rear Engine Crossmember

Courtesy of MERCEDES-BENZ USA

Fig 2: Identifying Retaining Bolt And Bubble Level

Courtesy of MERCEDES-BENZ USA

Fig 3: Identifying Telescopic Measuring Rod And Threaded Pin

Courtesy of MERCEDES-BENZ USA

MODIFICATION NOTES

9.2.04

Value changed from 45 Nm to 50 Nm

Value changed to BA22.10-P-1003-01O on engine 271 in model 171

	Check
1	Align the vehicle	Align the vehicle horizontally in the longitudinal direction by loading with weights as appropriate. Measure the inclination across the door sills, e.g. using a spirit level
2	Detach lower engine compartment paneling		AR61.20-P-1105V
3	Turn-in threaded bolt (07n)	Threaded bolt (07n) of suspension (07) Screw threaded studs into threaded sockets "k." For this purpose, unscrew the corresponding bolts (see Figure) from the rear engine crossmember (63).	Fig 4
4	Install cradle (07) horizontally and adjust fixtures (07r, 07s) according to the vehicle model concerned		-
		Cradle	Fig 4
5	Install telescopic measuring rod (06) with connecting pieces onto retaining bolt using a bubble level (024b)	Use the relevant measuring bolt and measuring tip (024) for the corresponding distance or comparison measurement.
		Connecting parts	Fig 8
		Telescopic measuring rod	Fig 5
		Telescopic measuring rod	Fig 6
		Set of measurement fixtures	Fig 7
6	Carry out distance and comparison measurements on front and rear axles		AR40.30-P-0402V
7	Detach cradle (07) and threaded bolts (07n)
8	Screw the bolts into the left and right sides of the rear engine cross member (63)	Engine 271.944: Rear engine crossmember bolt to body	*BA22.10-P-1003-01O
		Engine 27: Rear engine crossmember bolt to body	*BA22.10-P-1003-01O
9	Install lower engine compartment paneling.		AR61.20-P-1105V