Where is the diagnostic plug located?

The OBD-II port is usually located under the dashboard, beneath the steering wheel column (1 – 3 in the diagram below).

Where is a typical OBD-II scan tool connector located?

The OBD II connector is typically located inside the vehicle under the dashboard on the drivers side. For vehicles sold in International markets outside the US, the vehicle’s OBD II connector pins can assist in determining whether the Auterra scan tool will work with your vehicle.

Is there a fuse for the OBD port?

Usually there is a fuse for the OBD port, if you cannot find they the fuse for the cigarette lighter and the auxiliary ports. Even a fuse dedicated solely to the car’s computer diagnostics can blow for no apparent reason. Check your fuses to see if any have gone bad.

Are all OBD ports the same?

As a result, in 1996 car manufacturers started to equip cars and trucks with an OBD-II port. Every system is mostly the same, but there are slight variations. These are known as protocols, and are specific to vehicle manufacturers.

What year did OBD 3 start?

OBD1 was the first version and was released in 1991. OBD2 is the second generation software and was introduced in 1995.

What is the difference between OBD 1 and OBD 2?

1. OBD1 is connected to the console of a car, while OBD2 is remotely connected to the vehicle. 2. OBD1 was used during the earlier years of the car manufacturing industry, while OBD2 was only introduced in car models produced in the early 1990’s.

How do I know if my OBD port is working?

With a multimeter set to “ohms” check the resistance between these two terminals (the ignition must be in the off position / key removed) as shown. If there is 60 ohms (+/- 2 ohms) your vehicle is equipped with CAN communication and the gaugeART CAN OBD Link is compatible with your vehicle.

How can I tell if a fuse is blown?

Look at the fuse wire. If there is a visible gap in the wire or a dark or metallic smear inside the glass then the fuse is blown and needs to be replaced.

What year did OBD start?

1968 — The first OBD computer system with scanning capability was introduced by Volkswagen. 1978 — Datsun introduced a simple OBD system with limited non-standardized capabilities. 1979 — The Society of Automotive Engineers (SAE) recommends a standardized diagnostic connector and set of diagnostic test signals.

Are OBD and OBD2 ports the same?

All OBD-II pinouts use the same connector, but different pins are used with the exception of pin 4 (battery ground) and pin 16 (battery positive). As a result, in 1996 car manufacturers started to equip cars and trucks with an OBD-II port. Every system is mostly the same, but there are slight variations.

Where can I Find my GM trouble code?

If you own a 1982 to 1995 GM car or truck, you just might be able to read your trouble codes for free! If you have a connector like this under your dash, read on… (note: this connector may have a black plastic cover over it, so also look for a cover shaped like this, sorry for the messy wires here)

How to read GM OBD diagnostic codes for free?

How to read the codes 1 Ground terminals A and B (see diagram below) with the ignition “ON” and engine not running. The system will enter the… 2 After Code 12 is displayed, any stored trouble codes will be displayed by flashing the “CHECK ENGINE”, “SERVICE… More …

Where can I get an OBD plug for my car?

Step 1: Get 16-pin (not 12-pin) ALDL cable which you can buy separately from USA or Australia. Step 2: Do eBay search for: YOUR-CAR-BRAND obd plug (or) YOUR-CAR-BRAND obd port. Eg: BMW obd plug Step 3: All you’re doing is this: (a) Plug ALDL cable into laptop (b) Plug extension cable into ALDL cable and car.

What kind of diagnostic interface does a GM car use?

Most GM cars produced in 1996-2003 use J1850-VPW interface. GM cars produced in 2003-2006 use J1850-VPW interface or CAN. Most cars produced after 2006 are equipped with CAN bus.

Where do I find the OBD port on my car?

To determine which one you have, if your vehicle was built and sold in the US after January 1st, 1996 you will have an OBD 2 port. This service will allow you to find the OBD2 port location. Check out our other services! Get the year make model and engine type of a VIN.