Obd2 Port Diagram

I m trying to find the vss and an injector signal and would like to go through the obd instead of tapping into the wires coming from the pcm.

Obd2 port diagram. How to install obd 2 port in your ls swap project duration. Show them should be suitable for most modern gm cars buick cadillac chevrolet daewoo gmc holden opel vauxhall. If you don t see your vehicle listed please call 800 711 5800 for help. Answered by a verified dodge mechanic.

Does any one have a diagram that shows what each pin on the obd connector is for. Obd i begins standardized dtc s obd ii adds specific tests to determine the vehicles emission performance obd iii adds more features and is in the regulatory development phase. It is also the primary location of tracking devices such as dongles as the port provides ongoing power to the device. The obd port is the location where you can plug in any obd tool into the vehicle to pull vehicle information.

Obd ii cars have a port usually located under the dashboard on the driver s side that devices can plug into and connect to a car s computer. The position of the port varies based on the manufacturer and is normally hidden in a blind spot for aesthetic reasons. Most gm cars produced in 1996 2003 use j1850 vpw interface. Typically it uses black black red and white cable colors.

Where s my obd ii port. This pinout is associated with 47 compatible devices or models. In accordance with wiring diagram for obd2 port to usb you will find only four wires used in the cable. If the vehicle s onboard diagnostic system detects a malfunction a dtc corresponding to the malfunction is stored in the vehicle s computer as well as realtime data.

Gm cars produced in 2003 2006 use j1850 vpw interface or can. Jump to latest follow 1 8 of 8 posts. Then the uart board is connected to a computer. Once you find the port hook up the connector and connect the other end to stn1110 obd uart board.

The red one is to get sure wire with dc power of 5 liter. Using wiring harness but when i install and reconnect the truck battery i have a dodge dakota with a broken obd2 plug. Companies have plenty of ideas about what. Obd ii connector wiring for ls swaps today we do a short tutorial on wiring your obd2 connector on your ls swap.

The diagram of the wiring for just the scanner port data link connector black 16 way the pinout listing is color coded. Discussion starter 1 feb 9 2009. Black wire serves as ground exactly like in any other apparatus. Just select your vehicle below and we ll show you exactly where to plug in your hum obd reader.

Obd 2 pinout for gm cars.