S 600 Sedan (140.057) V12-6.0L (120.982) (1996)
Vertical Acceleration Sensor: Description and Operation
Positon on model 140
Position on model 129
Position
At left wheelhouse
Task
Detecting vertical vehicle movements
Design/function
The body acceleration sensor (B27/4) consists of an electronic vibration module (operating on the spring mass system principle). It detects the vertical
body accelerations at the front wheelhouse and module.
On a poor road surface, the engine irregular running analysis integrated in the ME-SFI control module is switched to a less sensitive setting.