ML 55 AMG (163.174) V8-5.5L (113.981) (2001)
Oxygen Sensor: Locations
O2 Sensors, Location
O2 Sensors, Position
Engine 112, 113
G3/4
O2 sensor on right, upstream of TWC
Engine 112, 113
G3/3
O2 sensor on left, upstream of TWC
Engine 111
G3/2
O2 sensor upstream of TWC
Located below exhaust manifold