Water can damage the weight sensor in the front, passenger seat, causing the SRS (airbag) light to illuminate. There is an electrical component in the seat cushion susceptible to fluid damage. Any spills should be dried up immediately in order to try and prevent damage to the sensor.
SRS Light Due to Damage from Liquid Spilled onto Passenger Seat on Mercedes-Benz E55 AMG
Average mileage: 80,000 (50,000–110,000)
6 people reported this problem
SRS light is on. Dealer wants $1,100 to replace passenger seat switch. This was not fixed.