If you need to hook up a diagnostic code reader or scanner to your Infiniti you will need to know where the diagnostic port is located. Here we have all Infiniti diagnostic port pictures which should tell you straight away where to look. A diagnostic port is also known as an OBD2 port or EOBD port which is used for the purpose of communicating with a vehicle to diagnose faults or reprogram modules within the vehicle. The diagnostic port is a direct link to the Infiniti ECU.

Infiniti QX30
Infiniti QX30 1st generation OBD2 diagnostic port location (2015 - 

Infiniti QX70
Infiniti QX70 1st generation OBD2 diagnostic port location (2003 - 2008)
Infiniti QX70 2nd generation OBD2 diagnostic port location (2008 -