C 240 4MATIC Wagon (203.281) V6-2.6L (112.916) (2003)
Oxygen Sensor: Application and ID
Oxygen Sensor and Catalyst Configuration Example
V6/V8/V12 Engine W/2 Exhaust Banks & 4 Catalysts
V6/V8/V12 Engine W/2 Exhaust Banks & 3 Catalysts
L4 Engine W/1 Exhaust Banks & 2 Catalysts