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There were generally only three pins used for basic ALDL -ground, battery voltage, and a single line for data-, although other pins were often used for additional vehicle-specific diagnostic information and control interfaces.
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Unfortunately, the definition of which signals were present on each pin varied between vehicle models. 12 Pin ALDL - GM 82-93 & some 94-95 Supports both 160 Baud Pin E and 8192 Pin M protocols. Connect to your OBD1 GM vehicle wirelessly. Note the difference in pin ordering between the connectors and the fact that the letter I is not used. Available in 12 USA,16 USA or AUS, or 6 pin Holden/Commodore AUS versions. The pins are given letter designations in the following layouts (as seen from the front of the vehicle connector): General Motors implemented both a 5-pin connector and a 12-pin connector, with the 12 pin connector being used in the vast majority of GM cars. LHD car, the ALDL can be found plugged into a square black ‘female’ plastic housing. USB to ALDL Cable comes with 5' USB extension cable, and Driver/Software CD. The resistor can also be switched off if needed. 12 Pin versions have built in the 10K ohm resistor required by some ECMs. There were at least four different connectors used with ALDL. This is a small blue plastic electrical connector affixed within a storage socket, which is located under the dashboard within the passenger’s footwell. The cable may be ordered with the 12 pin connector shown here, the 94 & 95 16 pin connector, or with universal bare pins. : LEDs to indicate power on and ALDL bus activity
ALDL CONNECTOR ANDROID
: Logs four external analog signals when used with our 'ALDL Scan' Android App. This cable is intended to be used with cars and trucks using GM ECM/PCMs originally equipped with 12 pin ALDL connectors in the 1982 to 1995 era. : Switch selectable 10K resistor across A and B pins (required on certain vehicles to enable ALDL mode) ALDL OBD1 Cable Instructions This package includes an ALDL Cable w/ OBD1 12 pin connector. : Compatible with most 1982-1995 General Motors (GM) vehicles.
ALDL CONNECTOR WINDOWS
: Most MS Windows applications that use a COM port to communicate to ALDL at 9600 baud : ALDLDroid (Demo Video) Get ALDLDroid here!
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Analog channels can be monitored and recorded right along with the ALDL data being read by the application. This allows for the connection of devices such as wide band oxygen sensors. When used with our 'ALDL Scan' application, the user can also log four additional analog data channels via the rear RJ45 connector. Thread starter TurboTer Start date TurboTer Zap Commander.
ALDL CONNECTOR BLUETOOTH
The adapter can also connect via Bluetooth to laptop computers for use with computer applications such as 'TTS Datamaster'. Ive seen the 6 pin aldl and even 4 pin but not a 9 pin. Im trying to set base timing but not sure which pins to bridge. This adapter can be used with our own 'ALDL Scan' Android application. 9 pin aldl connector for a 304 - posted in Engine: Ok has anyone out there seen a 9 pin aldl connector.
ALDL CONNECTOR CODE
Our '12 Pin ALDL OBD1 Bluetooth Scanner / Code Reader / Adapter' allows for the monitoring and recording of General Motors (GM) vehicle performance data to the user's Android device. The cable may be ordered with the 12 pin connector shown here, the 94. Compatible with GM OBDI data streams that use the 8192 Baud, Pin M protocol AND 160 Baud Pin E protocol. : 12 Pin ALDL OBD1 Bluetooth Scanner / Code Reader / Adapter (MK II) Plug your laptop into the ALDL port of your 82 to 95 GM computer controlled car or truck and see what is happening under the hood.