Questions tagged [obd]
OBD means "On-Board-Diagnostics" for motor vehicles. Originally proprietary, there are now standards such as OBD-II and EOBD which define the connectors, electrical signalling systems and a standard set of messages.
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Female OBD2 Connector
Does anyone know what's this exact connector:
I got it from here, but I lost these metal connectors, and I was hoping to find them at DigiKey or similar sites, but the one that I was able to find is ...
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OBD2 Pwr+Gnd causes poor GPS reception in device plugged into it, looking for causes & solutions
Myself and a few others have built a custom device (PCB & components) which is designed to run while plugged into an OBD2 connector in a vehicle and capture GPS location data and transmit it via ...
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Can an auto reset fuse and capacitor save my tracking device from surges while keeping it running?
I work with a few tracking devices and the newest model keeps popping. I've narrowed it down to possible short term current spikes in the trucks they are installed on. The device receives power from ...
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STN1110 UART-RX-LED is flashing rapidly
I did a pcb mount for a stn1110 "Multiprotocol OBD to UART Interpreter" and followed exactly schematic from datasheet.
The issue I have is that after is starting, there is a sequence of ...
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STN1110 LED1 keep flashing rapidly
I did a pcb mount for a stn1110 "Multiprotocol OBD to UART Interpreter" and followed exactly schematic from datasheet.
The issue I have is that after is starting, there is a sequence of flashing the ...
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I am trying to make a OBD logger for heavy-duty vehicles
The thing is that I have to use one CAN transceiver and one CAN controller. Both have one interface (CANH and CANL). I use dip switches to route different CAN signals whenever I need to using a DIP ...
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Help with ISO 14230 K-Line initialisation
I have an OBD-II scanner hardware built using STM32 and it is working fine with most vehicles.But I'm facing difficulty with ISO 14320 K-Line fast.
Even though the firmware works fine when tested ...
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OBD II Female connector with datasheet and measurements
I need an OBD II J1962 female port with 90 degree angled pins for pcb mount.
I am struggling to find a part which has a data sheet or enough info so I can create a pcb footprint for it.
Do you know ...
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Hooking up a device which is powered externally, to the OBD port of a car
I have a device called AutoPi (https://www.autopi.io) which is simply a Raspberry Pi Zero aggregated with a couple of more components.
The device takes it's power from the OBD port.
I want to make ...