E30 O2 Sensor Wiring Diagram. I did a motor swap on my e30 to m50 and the place i got the motor from ripped the. Green afaik the two white wires are for the sensor heater and are interchangeable.
O2 sensor wiring help. Ntk manufactures two general types of oxygen sensors. The o2 connector has 4 wires black gray and 2 white i want to confirm that black is power gray is signal and white is ground.
On e30 connect to pin m52b28 engine plug 1 blue pin 16 blue plug inst cluster charge light 25 blue 2 blueblack pin 16 check panel static oil level if fitting oil level sensor connect here 3 4 brownpurple pin 26 blue plug inst cluster temp gauge 12 brownpurple 5.
For instance when a module is usually powered up also it sends out a new signal of half the voltage in addition to the technician will not know this he would think he offers a problem as he or she would expect a. On e30 connect to pin m52b28 engine plug 1 blue pin 16 blue plug inst cluster charge light 25 blue 2 blueblack pin 16 check panel static oil level if fitting oil level sensor connect here 3 4 brownpurple pin 26 blue plug inst cluster temp gauge 12 brownpurple 5. E30 1983 to 1992 3 series wiring diagrams. 15 air temperature sensor 16 exhaust gas recirculation valve 17 fuel filter 18 knock sensor 19 speed sensor 20 engine temperature sensor 21 oxygen sensor 22 diagnostic connector 23 diagnostic control lamp 24 differential pressure sensor 25 fuel pump.