Installation details of the lambda probe of the M120 LH engine
G3 / 3 - Left lambda probe (in front of the catalytic converter)
G3 / 4 - Right lambda probe (in front of the catalytic converter)
Installation details of the lambda probe of the M120 ME engine
G3 / 3 - Left lambda probe (in front of the catalytic converter)
G3 / 4 - Right lambda probe (in front of the catalytic converter)
G3/3x1, G3/4x2 - Wiring connectors