1988 190E 2.3 O2 sensor

[chris]

Where is the O2 Sensor located on my 1988 190E 2.3?

Chris Prestridge

[MB STARS]

Your O2 sensor is under your vehicle,located
center of car close by your shifter knob.
It has three wires (O2 sensor) ,
O2 sensor wire connector is located under right front floor mats close by front seat.
to remove O2 sensor you need 22mm open wrench
have fun

------------------
MB STARS Master Guild Technician,12 years MB tech
5 years independent shop owner