diy gm obd1 cable to 16 pin connector usb

Tip: Program the arduino so that it writes to the serial monitor with some short delays in between, then connect a jumper cable to the TX pin of the arduino and poke around with the other end on the board to see where you get some serial activity, the surface mounted LEDs wil flicker as communication happens, unfortunately this will not work for the RX side but in the pictures its easy enough to see where I soldered it onto the board. Solder 2 wires to the TX and RX pins on the board, in the attached photos i have included the pin-out information of the USB Bridge chip.

Pretty Simple Add Tip Ask Question Comment Download Step 1: Prepare the ELM327 Board to Bypass the USB Bridge Chip Start by removing the sticker on ELM327 Cables Enclosure, remove the 4 screws with a smallish star screwdriver. Diy Gm Obd1 Cable To 16 Pin Connector Usb Code A Bit.Diy Gm Obd1 Cable To 16 Pin Connector Usb Free To Check.If you have the GM 16 pin OBDII style connector used on some 94-95 OBDI cars, buy the 16 pin cable. If you have some other connector configuration other than the GM 12 pin (such as Lotus cars) or a mid-1980's GM car with the serial data on pin D, buy the bare pin cable. Pin M indicates 8192 baud and pin E indicates 160 baud rate serial communication speed. This cable works on cars that have the serial data pin on pin M or pin E of the GM 12 pin OBD1 ALDL connector, which is most every 1982 to 1995 GM car.

See our GM OBD1 home page for references and diagrams of the connectors styles. This cable is the most convenient to use if your car is equipped with the 12 pin connector style, as it allows you to just feel under the dash to plug it in. This cable has a 12 pin OBD1 connector shell to plug in under your cars dash to interface to your cars ECM. OBD2 All-In-One Scan Tool w/ USBĪLDL (GM OBD1) Cable with 12 pin ConnectorĪLDL (GM OBD1) Cable with 12 pin Connector, USB

Diy gm obd1 cable to 16 pin connector usb