
The OBD Port, is the location where you can plug in any OBD tool into the vehicle to pull vehicle information. The screw style switch is activated by turning the screw one way then back the other way. Next locate the mode switch on the computer which is either a small toggle or a screw style switch.

Step 1 – To boot the computer in mode four make sure the key is in the “OFF” position. When possible we give the more commonly known OBD II component name. The codes are defined as to what system is affected. The codes are listed seperately for Maxima and Sentra models as needed. Nissan Corporation OBD I diagnostic page explains how to get the codes without any special tools. Where can I find the OBD code on a Nissan Maxima? There are two generations of OBD ports, OBD1 and OBD-ii aka OBD2. It is also the primary location of tracking devices such as dongles as the port provides ongoing power to the device.

The ECM fault memory can also be checked using diagnostic equipment connected to the data link connector (DLC). Trouble codes are displayed by the malfunction indicator lamp (MIL). Easy way to read, accessing, erasing and resetting obd1 codes on nissan cars. How To Read (Retrieve) Nissan OBD 1 Codes without OBD Scanner. How to read NISSAN OBD 1 codes without OBD scanner?
