Hand Motion Sensor, Basic Function - GF82.90-P-2007A

Model All (CAR) 

with code 77B (Contactless gesture control at front) 

Model All (CAR) 

with code 78B (Contactless gesture control at rear) 

Overview 

This document contains information on:

• General 
• Function requirements 
• Function 

General 

Using a camera, the hand motion sensor detects hand movements made by the vehicle occupants and turns them into operation signals for vehicle functions.

The front hand motion sensor is located in the overhead control panel.

The rear hand motion sensor is located in the rear area in the headliner.

Function requirements 

• Circuit 30t on.
• The gesture recognition system is activated.

Function 

The movements recorded by the hand motion sensor are converted into an electrical signal and evaluated by the hand motion sensor control unit, which triggers vehicle functions in accordance with the movements.

	Component descriptions
	Hand motion sensor, component description	Model 118 as of model year 2023 Model 177, 247 as of model year 2022	GF82.90-P-4025L
		Model 167 as of model year 2023	GF82.90-P-4025M
	Hand motion sensor control unit, component description	Model 243 with code 77B (Contactless gesture control at front)	GF82.90-P-4026B