Supplemental restraint system function - GF91.60-P-0003GN

MODEL 166 as of model year 2016

MODEL 292

Fig 1: Supplemental Restraint System Block Diagram

Courtesy of MERCEDES-BENZ USA

Function requirements, general

The supplemental restraint system must be programmed to the vehicle (left or right-hand drive vehicle, equipment programming and configuration parameters)
Circuit 15R ON

The electronic ignition lock control unit sends the status of circuit 15 via chassis CAN 1 to the supplemental restraint system control unit.

After circuit 15R is switched off, parts of the supplemental restraint system remain active for a certain run-on time.

Power reserve: The supplemental restraint system control unit provides a power reserve for at least t = 300 ms if the battery has been disconnected.

Supplemental restraint system, general information

The supplemental restraint system is intended for occupant protection and with CODE U60 (Active engine hood (pedestrian protection)) also for pedestrian protection.

Belt lock: The belt is prevented from extending in certain situations, irrespective of the status of the supplemental restraint system.

The following subfunctions are described in separate documents:

Passenger-side seat occupied recognition function
Supplemental restraint system deployment function
Pedestrian protection, function (with CODE U60 (Active engine hood (pedestrian protection)))

Passenger-side seat occupied recognition function		GF91.60-P-1100GN
Actuate supplemental restraint system, function		GF91.60-P-2012GN
Pedestrian protection function	MODEL 166 as of model year 2016 with CODE U60 (Active Bonnet (Pedestrian protection)) MODEL 292 with CODE U60 (Active Bonnet (Pedestrian protection))	GF91.60-P-1005GN