ESC [ELV] motor group, location/task/design/function - GF46.15-P-4101GA

MODEL 463.244 /245 /247 /248 /250 /254 /309 /332 /333 up to 31.8.08 with STEERING 765.503 as of 1.12.00

MODEL 463.270 /271 /303 /340 /341 up to 31.5.12 as of Model Year 2007

MODEL 463.202 /222 /236 /237 up to 31.5.12 as of Model Year 2009 /YoM 08

Location

Fig 1: Identifying Steering Column In/Out And Up/Down Motors

Courtesy of MERCEDES-BENZ USA

	Location of steering column adjustment motor group	The steering column fore and aft motor (M20/1) and the steering column up and down motor (M20/2) are located on the steering column.
	Steering column adjustment motor group, task	Vertical and longitudinal adjustment of the steering column.
	Steering column adjustment motor group, design	The steering column fore and aft motor (M20/1) and the steering column up and down motor (M20/2) are DC motors, the RPM of which depends on the level of the actuation voltage. For position measurement they each have a Hall sensor.
	Function of steering column adjustment motor group	The steering column fore and aft motor (M20/1) moves the steering column towards the driver or away from him. The steering column up and down motor (M20/2) makes possible the height adjustment of the steering column.