Obd2 Port Wiring

Obd 2 pinout for gm cars.

Obd2 port wiring. Buy a team performance obd ii obd2 dash port wire pigtail wiring harness plug in cable connector compatible with chevy gmc ls lsx ls1 ls2 ls3 ls6 ls7 l92 lq4 lm7 48l 53l 57l 60l 62l 70l. The obd port can found on the dashboard near the steering wheel of every car. Pinout of obd vag vehicle diagnostic interface and layout of 16 pin car obd2 special connectorobd stands for on board diagnostics and defines the modern fuel managed vehicles electronic interface system. Including but not limited to lt1 ls1 lm7 lr4 lq9 lq4 48 53 57.

Hi guys im trying to fix an obd port issue. So you have found your obd2 port and now you are wondering what is all this talk about protocols and what does this mean for the 16 pins on my obd2 port wiring. Diagnostic cable signals assignment. I have no connection to my engine to be able to read codes i can read driver chassis and body but not engine and the eml light comes on and off periodically.

Application 1993 2015 v8 drive by cable and drive by wire gm harnesses. When you look at your obd2 port you will notice that not all the pins have a metal connecter in them. Pin 4 5 ground usually only pin 5 is needed however some scan toolscode readers will need ground on pin 4 as well. All obd2 ports for ls1 vortec truck are the same.

The position of the port varies based on the manufacturer and is normally hidden in a blind spot for aesthetic reasons. Pinouts devices connectors. Then the uart board is connected to a computer. Ls swap wire harness fuse block standalone wiring harness obd2 port connector 1993 2015 lt1ls1 diy factory harness mod kit.

Once you find the port hook up the connector and connect the other end to stn1110 obd uart board. Obd2 diagnostic port wiring. Serial data from the pcm.