C 320 Wagon (203.264) V6-3.2L (112.946) (2004)
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Model 209 with engines 112, 113
157
Firewall catalytic converter
G3/3
Left O2 sensor upstream of catalytic converter x1 plug connection
G3/4
Right O2 sensor upstream of catalytic converter x1 plug connection
G3/5
Left O2 sensor downstream of catalytic converter x1 plug connection
G3/6
Right O2 sensor downstream of catalytic converter x1 plug connection
