Hello , i have installed d15b7 engine with p06 ecu from 5 generation Honda Civic to 4 generation ED3(sedan). I've used OBD1 engine harness , but main connectors on the left and right side are from OBD0 wiring. D15B2 have 1 wire oxygen (o2) sensor. D15B7 have 4 wire o2 sensor . Where i need to connect them on ?