AR14.40-P-2038OGE Remove/Install NOx Sensor With Controller Unit

AR14.40-P-2038OGE Remove/Install NOx Sensor With Controller Unit
-ENGINES 642 in MODEL 212, 221
- with CODE (U42) BlueTEC (SCR) diesel exhaust treatment





Shown on model 212

1 Electrical connector
3 Nuts

N37/7 Nitrogen oxides control unit downstream of diesel particulate filter
N37/7b1 NOx sensor downstream of diesel particulate filter





Shown on model 212

N37/8 Nitrogen oxides control unit downstream of SCR catalytic converter
N37/8b1 NOx sensor downstream of SCR catalytic converter