Component Description For Weight Sensing System (WSS) Control Unit - GF91.60-P-4069RF
WARNING: This page is about a different car, the 2023 Mercedes-Benz GLC300, 2022 Mercedes-Benz GLC300, 2021 Mercedes-Benz GLC300, 2020 Mercedes-Benz GLC350e, and 2020 Mercedes-Benz GLC300. However, it is still accessible from the selected car via links, so may be relevant.
Model 205, 253
with code U10 (Automatic seat occupancy recognition and child seat recognition)
Location
The WSS control unit is located beneath the seat cushion at the front passenger seat cushion frame.
Task
The WSS control unit determines the weight applied to the front passenger seat by means of a pressure measurement in a seat mat filled with silicone. The WSS control unit sends information on the weight classification over the seat occupancy LIN (LIN E2) to the supplemental restraint system control unit (N2/10).
| Wiring diagram for Supplemental Restraint System control unit | Model 205 up to model year 2019 with code U10 (Automatic seat occupancy recognition and child seat recognition) Model 253 (except 253.99) with code U10 (Automatic seat occupancy recognition and child seat recognition) | PE91.60-P-2106-97FBA | |
| Model 205 as of model year 2019 with code U10 (Automatic seat occupancy recognition and child seat recognition) | PE91.60-P-2106-97FBB |