Setting up an OBD2 Bluetooth adapter My car was behaving a bit more sluggishly than I expected, so I decided to investigate. The goal was to plug an OBD2 bluetooth adapter into the OBD2 port of my car (a 2004 Opel/Vauxhall Astra 1.6) and make it talk to an Acer Aspire One laptop running Linux (CentOS 6.3). The end goal is to get graphs like this one (click on it for a larger version): We'll work our way from the car 'upwards': • • • • • • • Most recent cars will have an OBD2 connector. Here's what it looks like on my car: Check your service manual or look online to find the location of the connector in your car. Tachyontechtools.com OBDII Scan Tool tachyontechtools.com T1 Toyota OBD2 Scan Tool will convert your laptop or PC in to a sophisticated. 6 programs for 'obd2 linux'. Simple OBD2 DTC reader (Linux and Win32). J2534 obd software. In my case I had to use a flat head screwdriver to flip open a panel below the handbrake to expose the connector. There are very many of these. If you're looking to use one of the several iPad apps for connecting to your car, you may want to look into a Wifi OBD2 adapter instead. After browsing some reviews, I ended up getting this one: (for £11.95). This is what it looks like (note the small bluetooth symbol after the 'POWER2'): And this is what it looks like connected (the red light is always on): Note: just now I found that my car battery is dead, after not having used the car for a few days, and left the adapter in. I can't be sure it was the adapter that drained the battery (I won't leave it in anymore though). My very simple Acer Aspire One laptop (1GB memory, Intel Atom 1.6 GHz processor, running CentOS 6.3) does not have bluetooth, so I first had to get a USB bluetooth adapter. I bought this for about 13 pounds. Note that it works fine under Linux (the product page only mentions Windows). If you get a different/newer adapter, do verify that it works under Linux (often people mention this in product reviews). The adapter is tiny (those squares are 5mm x 5mm): After connecting it, lsusb shows this (the various numbers may be different for you): Bus 002 Device 009: ID 050d:016a Belkin Components Bluetooth Mini Dongle I had most success with the blueman bluetooth software. To install, run: yum install blueman as root. The gnome bluetooth software only gave me trouble. You can ditch it by running (as root): rpm -e gnome-bluetooth gnome-bluetooth-libs --nodeps Once installed, there should appear a small bluetooth icon in your panel (you can double check you're using the Blueman applet by selecting the 'About' option). Get into your car and turn the ignition key to 'II' (or whatever setting powers the car without starting the engine). Turn on the laptop, and once started up and logged in, right-click the bluetooth icon in the panel and select 'Setup new device.' , then click the 'Forward' button. Best ground textures for fsx. In the dialog that appears next, a device 'OBDII' should show up in the list. Select it, and then click 'Forward'. Next, select 'Use Custom Passkey', and type '1234' as the key (this number may be different for your OBD2 adapter): Next, select 'Serial Port': After that, you should get a confirmation like this: What we now need is a piece of software that supports the OBDII protocol and allows us to log the incoming values. I managed this with the 'ScanTool' program, downloaded from the. Get the scantool_net121src.zip source archive. There may be other, better solutions by now (send me a note using the form below if you know of one:-). For example, looks interesting.
0 Comments
Leave a Reply. |