Advanced Guides
Understanding the Multi-Function Button
Android – Using MX and the Internet Simultaneously
Understanding the Multi-Function Button
Android – Using MX and the Internet Simultaneously
The factory default Wi-Fi Key is found on bottom of MX Wi-Fi, is lowercase and includes periods.
Visit the OBDLink app page in the App Store.
Note: The OBDLink app can be installed on each of your iOS devices. The OBDLink app works exclusively with OBDLink brand adapters.
The diagnostic connector is always located in or near the interior dashboard of your vehicle. The diagnostic connector will usually be exposed, but sometimes it’s hidden under a decorative plastic cover, or behind an ashtray or coin tray. The most common location is below the steering column, just below the driver’s dash area.
Don’t use excessive force, but make sure it fits snugly.
OBDLink MX Bluetooth is used in the above video, but the process is the same for all OBDLink devices.
On some vehicles the ‘ON’ position is marked with the Roman numeral ‘II’. If there are no markings, turn the key clockwise and stop just short of starting the engine.
Once plugged in, the ‘Power’ LED will turn solid green.
For Wi-Fi models, the white ‘Wi-Fi’ light will emit a flash every 3 seconds.
If all LEDs are off, check the cigarette lighter/auxiliary power port fuse.
Note: A checkmark next to ‘OBDLink MX’ indicates a successful connection. Remember that the Password is lowercase and includes periods.
Note: The ‘Wi-Fi’ LED will change to a slow blink.
Open the OBDLink app. To establish the link between the app and your vehicle, tap the ‘Connect’ button on the main menu:
The app will now establish a connection with MX Wi-Fi and detect which OBD-II protocol your vehicle uses. Once the connection is established, the ‘Wi-Fi’ LED will turn on solid. Tap ‘Diagnostics’ to start a scan.
The factory default Wi-Fi Key is found on the bottom of MX Wi-Fi, is lowercase and includes periods.
There are two options to download the app to your smartphone or tablet:
From your Android device, tap the ‘Google Play‘ app. Search for “OBDLink“.
Tap the ‘Install’ button, then ‘Accept‘ the app’s permissions. The OBDLink app automatically completes the installation on your Android device.
Visit the OBDLink app page on Google Play using your preferred web browser. Log into Google Play. If you have multiple Android devices, select the target device. Click the ‘Install‘ button:
Note: The OBDLink app can be installed on each of your Android devices. The OBDLink app works exclusively with OBDLink brand adapters.
The diagnostic connector is always located in or near the interior dashboard of your vehicle. The diagnostic connector will usually be exposed, but sometimes it’s hidden under a decorative plastic cover, or behind an ashtray or coin tray. The most common location is below the steering column, just below the driver’s dash area.
Don’t use excessive force, but make sure it fits snugly.
OBDLink MX Bluetooth is used in the above video, but the process is the same for all OBDLink devices.
On some vehicles the ‘ON’ position is marked with the Roman numeral ‘II’. If there are no markings, turn the key clockwise and stop just short of starting the engine.
Once plugged in, the ‘Power’ LED will turn solid green.
For Wi-Fi models, the white ‘Wi-Fi’ LED will emit a flash every 3 seconds.
If all LEDs are off, check the cigarette lighter/auxiliary power port fuse.
Note: The network status will change to ‘Connected,’ and the ‘Wi-Fi’ LED will change to a slow blink. Remember that the Password is lowercase and includes periods.
Open the OBDLink app. Tap ‘Connect.’
The app will now establish a connection with OBDLink and detect which OBD-II protocol your vehicle uses. Once the app establishes a connection with MX, the ‘Wi-Fi’ LED will turn on solid. Tap ‘Diagnostics’ to start a scan.
The factory default WiFi Key is found on bottom of device, is case-sensitive, and includes periods.
This step will require your PC to be connected to the Internet.
Download and install the latest version of OBDwiz.
The diagnostic connector is always located in or near the interior dashboard of your vehicle. The diagnostic connector will usually be exposed, but sometimes it’s hidden under a decorative plastic cover, or behind an ashtray or coin tray. The most common location is below the steering column, just below the driver’s dash area.
Don’t use excessive force, but make sure it fits snugly.
OBDLink MX Bluetooth is used in the above video, but the process is the same for all OBDLink devices.
Once plugged in, the ‘Power’ LED will turn solid green.
For Wi-Fi models, the ‘Wi-Fi’ light will emit a flash every 3 seconds.
On some vehicles the ‘ON’ position is marked with the Roman numeral ‘II’. If there are no markings, turn the key clockwise and stop just short of starting the engine.
Vehicles with push button start: press the button without stepping on the brake pedal.
Open the Windows System tray and right-click on View Available Wireless Networks.
Select OBDLink MX from available networks, click Connect.
When prompted, enter the WiFi Key your wrote down in Step 2 in the Network key field. Confirm network key and click Connect.
OBDLink MX will be listed as Connected on the list of wireless networks:
From Windows Start menu, open OBDwiz. On the Setup screen, select Wifi from the Communication Type drop-down list:
OBDwiz default TCP/IP settings work with OBDLink MX Wi-Fi factory settings. Click Connect.
OBDwiz will cycle through all legislated OBD-II protocols and detect which is used by your vehicle. A status screen will indicate progress of the automatic protocol detection:
On many vehicles, there are multiple on-board computers (ECUs) that reside on the OBD-II network.
Since OBD-II protocol dictates that you can only connect to one ECU at a time, it’s recommended you connect to the ECU reporting the most Supported PIDs first (you can always re-connect and select an alternate ECU). Click ‘Continue’.
OBDWiz can diagnose ‘Check Engine’ trouble codes, monitor real-time vehicle performance, check emissions readiness, log trips and much more. To begin exploring these capabilities, click on a task along the left-hand side of the main screen:
Each task has multiple tabs that provide more specific information or actions associated with the selected task:
Below each tab, you can click on a specific action button:
The diagnostic connector is always located in or near the interior dashboard of your vehicle. The diagnostic connector will usually be exposed, but sometimes it’s hidden under a decorative plastic cover, or behind an ashtray or coin tray. The most common location is below the steering column, just below the driver’s dash area.
On some vehicles the ‘ON’ position is marked with the Roman numeral ‘II’. If there are no markings, turn the key clockwise and stop just short of starting the engine.
Don’t use excessive force, but make sure it fits snugly.
OBDLink MX Bluetooth is used in the above video, but the process is the same for all OBDLink devices.
Once plugged in, the ‘Power’ LED will turn solid green.
For Bluetooth models, the ‘BT’ light will flash slowly. For Wi-Fi models, the ‘Wi-Fi’ light will flash slowly.
If all LEDs are off, check the cigarette lighter/auxiliary power port fuse.