WebA8- orn- ALDL Serial data. This is your ALDL pin E data for your lap top. A9- wht/blk- ALDL pin B diag mode. When jumpered to ground will set the ECM to ALDL diagnostic mode. A10- brn- VSS speed sensor signal to the ECM (optional) A11- ppl or blk- MAP sensor ground. A12- blk/wht- System ground. Can be tied with D1. Goes to engine ground. WebOBD2-style ALDL connectors in the 1994 to 1995 era that actually have an OBD1 system. For more detailed information on any aspect of this cable, you can read information from our website at www.aldlcable.com Quick Start Instructions: 1. Boot up your PC or Laptop and insert the provided CD-ROM 2. Plug the ALDL-USB cable into one of the
How to read older GM OBD diagnostic codes for free
WebMay 28, 2011 · So, now it seems the ALDL to RS232 circuit I made is not connecting the ECM to the Parallax converter. I could use a diagram for a known good circuit to convert the ALDL to RS232. Here are the specs on the ECM. 16156647. Application: 1992-93 truck 2.5 L4 TBI “A” L38. 1992 truck 4.3 V6 CPI “W” L35. http://aldlcable.com/instructions/ALDL2-USBinstructions.pdf bluse windsor
GM OBD-I (OBD1) ALDL Microcontroller LCD Interface, …
WebSep 4, 2003 · I'm looking for a pinout diagram for a GM TBI ALDL connector (w/7747 computer). It appears that the images have been removed from the diy-efi site and I was … WebALDL OBD1 Cable Instructions This package includes an ALDL Cable w/ OBD1 12 pin connector. This cable is intended to be used with cars and trucks using GM ECM/PCM's … WebJun 17, 2016 · Truck Year. 1987. Truck Model. V10. Engine Size. 5.3 LS. Let me first apologize because I simply find the wiring schematics we have at our disposal for our … blush 11053