1. Introduction
The AUTOPHIX OM126P OBD2 Scanner is a professional diagnostic tool designed to help vehicle owners and technicians identify and resolve issues related to the vehicle's On-Board Diagnostics II (OBDII) system. It can read and clear diagnostic trouble codes (DTCs), turn off the Check Engine Light (MIL), and provide comprehensive vehicle data to assist in troubleshooting and maintenance. This device is engineered for ease of use and provides accurate, real-time diagnostic information.
An introductory video showcasing the AUTOPHIX OM126P OBD2 Car Scanner's features and quick diagnostic capabilities.
2. Key Features
- Reads and clears Diagnostic Trouble Codes (DTCs): generic, pending, and manufacturer-specific codes.
- Turns off the Malfunction Indicator Lamp (MIL - Check Engine Light) and resets monitors.
- I/M Readiness status check to determine if the vehicle is ready for an emission test.
- Live Data Stream display, including graphical representation of real-time sensor data.
- Freeze Frame data capture, providing a snapshot of operating conditions at the time of a fault.
- O2 Sensor Test to monitor and adjust the air/fuel mixture.
- On-Board Monitor Test for specific components/systems.
- EVAP System Test to initiate a leak test for the evaporative emission control system.
- Vehicle Information retrieval (VIN, CID, CVN).
- Built-in DTC Lookup library for code definitions.
- Ability to review and print diagnostic reports.
- 2.4" TFT 262K true color LCD display screen for clear results, visible even in sunlight.
- Durable silicone keypad for comfortable and efficient operation.
- Supports all OBDII protocols: CAN, J1850 PWM, J1850 VPW, ISO9141, KWP2000.
- Multilingual support: English, French, Spanish, German, Russian, Italian, Finnish, Portuguese, Polish, Dutch.
- Lifetime free online software updates.
- Comfort ergonomic design with a unique black shell grip.
3. Setup
The OM126P scanner is powered directly from the vehicle's OBDII port. No external batteries are required for operation.
3.1 Connecting the Scanner
- Locate the 16-pin Data Link Connector (DLC) in your vehicle. This is usually located under the dashboard on the driver's side.
- Ensure the vehicle's ignition is OFF.
- Plug the scanner's OBDII connector securely into the vehicle's DLC.
- Turn the vehicle's ignition to the ON position (engine can be off or running, depending on the test).
- The scanner will automatically power on and initiate communication with the vehicle.
The AUTOPHIX OM126P OBD2 scanner with its integrated OBDII connector, ready for connection to a vehicle's DLC port.
4. Operating Instructions
4.1 Device Layout and Buttons
Diagram illustrating the layout of the AUTOPHIX OM126P, including the LCD Screen, Left/Up through Button, I/M Button, Enter (OK) Button, Cable with OBDII connector, Read DTC Button, Right/Down through Button, Exit Button, and USB Button.
- READ DTC Button: Directly accesses the Read DTC function.
- I/M Button: Directly accesses the I/M Readiness function.
- ENTER (OK) Button: Confirms selections or actions.
- EXIT Button: Returns to the previous menu or cancels an operation.
- Left/Up Arrow Button: Navigates up or left in menus.
- Right/Down Arrow Button: Navigates down or right in menus.
4.2 Diagnostic Menu Navigation
Screenshot of the AUTOPHIX OM126P's diagnostic menu, showing options like Read Codes, Erase Codes, I/M Readiness, Data Stream, Freeze Frame, O2 Sensor Test, On-Board Monitor Test, EVAP System Test, Vehicle Info, and Review the recorded DTC.
- From the main menu, use the arrow buttons to highlight the desired function.
- Press the ENTER button to select the highlighted function.
- Press the EXIT button to return to the previous menu or cancel an operation.
4.3 Core Diagnostic Functions
- Reading and Clearing DTCs:
- Select "Read Codes" from the Diagnostic Menu. The scanner will display current, pending, and manufacturer-specific codes.
- To clear codes, select "Erase Codes". Confirm the action when prompted. This will turn off the MIL.
The AUTOPHIX OM126P displaying DTC Lookup (P0042, P0123) and I/M Readiness status, indicating various monitor checks.
- I/M Readiness:
- Select "I/M Readiness" to check if the vehicle's emission-related monitors are ready for testing.
- The display will show the status of various monitors (e.g., IGN, MIL, MIS, FUE, CCM, CAT, HCAT, O2S, HRT, EGR).
- Live Data Stream:
- Select "Data Stream" to view real-time data from the vehicle's sensors.
- Data can be displayed graphically for better analysis.
The AUTOPHIX OM126P displaying real-time data stream graphs for parameters like Car Speed, Calculated Load Value, Engine Coolant Temp, Engine RPM, Intake Manifold Absolute Pressure (IMAP/CLV), Vehicle Speed (VSS/IAT), and Engine RPM (RPM/AFM).
- Freeze Frame:
- Select "Freeze Frame" to view a snapshot of operating conditions at the time an emission-related fault occurred.
The AUTOPHIX OM126P displaying Freeze Frame data, including Fuel system status, Calculated LOAD Value, Engine Coolant Temperature, and Short Term Fuel Trim.
- O2 Sensor Test: Select "O2 Sensor Test" to monitor and adjust the air/fuel mixture.
- EVAP System Test: Select "EVAP System Test" to initiate a leak test for the vehicle's evaporative emission control system.
- Vehicle Information: Select "Vehicle Information" to retrieve the Vehicle Identification Number (VIN), Calibration ID (CID), and Calibration Verification Number (CVN).
4.4 Language Selection
- Navigate to the "Setup" menu from the main screen.
- Select "Language" and choose your preferred language from the available options.
The AUTOPHIX OM126P displaying available languages for operation, including English, French, Spanish, German, Russian, Italian, Finnish, Portuguese, Polish, and Dutch.
5. Compatibility
5.1 Supported OBDII Protocols
- CAN (Controller Area Network)
- J1850 PWM (Pulse Width Modulation)
- J1850 VPW (Variable Pulse Width)
- ISO9141
- KWP2000 (Keyword Protocol 2000)
5.2 Vehicle Coverage
The OM126P is compatible with most OBDII compliant vehicles. General guidelines are:
- USA Cars: All OBDII & CAN compliant vehicles from 1996 onwards (e.g., Chrysler, Ford, GM, Jeep).
- European Cars: All OBDII & CAN compliant vehicles from 2004 onwards (e.g., Alfa Romeo, SAAB, Acura, Opel, Audi, Seat, Bentley, Skoda, Daewoo, Benz, Daihatsu, Land Rover, BMW, Vauxhall, Volvo, VW, Ford, Jaguar).
- French Cars: From 2006 onwards (e.g., Citroen, Fiat, Renault, Peugeot).
- Japanese Cars: All OBDII & CAN compliant vehicles from 2005 onwards (e.g., KIA, Isuzu, Honda, Mitsubishi, Hyundai, Dacia, Lexus, Mazda, Nissan, Subaru, Suzuki, Toyota).
- Chinese Cars: All OBDII & CAN compliant vehicles from 2008 onwards (e.g., BYD, Chery, Geely, Great Wall, Karry).
Visual representation of the AUTOPHIX OM126P's wide compatibility with various car brands (Honda, BMW, Ford) and support for 10 languages.
5.3 Important Notes and Limitations
- Not compatible with Russian cars (VAZ, UAZ, LADA).
- Not compatible with trucks.
- Specific Ssangyong models (Actyon 2009-2017, Korando 2.0 TD Diesel 2013-2017, Kyron 2.0 Diesel 2010-2017, Rexton 2011-2017) may have limited compatibility.
- Not compatible with Opel Corsa C 2004 1.3 CDTI.
- Not compatible with VW Golf 4 2002.
- This device only supports standard OBD2 functions; it does not include special functions like ABS Reset or Airbag Reset.
- Compatibility may vary by region and specific vehicle design. If unsure about your vehicle's compatibility, please provide vehicle details (make, year, engine size, fuel type) for verification.
6. Maintenance
6.1 Software Updates
The OM126P offers lifetime free online software updates to ensure compatibility with new vehicle models and diagnostic protocols.
Requirements:
- A computer running Windows 7/8/10. (Windows 7 may require driver installation; other systems can run the update software directly).
- Internet access.
- The provided USB cable.
Procedure:
- Download the update tool from the official Autophix website.
- Connect the OM126P scanner to your computer using the provided USB cable.
- Run the update tool and follow the on-screen instructions to load the latest software onto the device.
- Ensure the device screen is lit during the update process.
Diagram illustrating the process of connecting the AUTOPHIX OM126P scanner to a laptop via USB for software updates.
7. Troubleshooting
- Device Not Powering On:
- Check if the OBDII connector is securely plugged into the vehicle's DLC.
- Ensure the vehicle's ignition is in the ON position.
- Verify the vehicle's battery has sufficient charge (12V DC).
- Communication Error:
- Ensure the vehicle is OBDII compliant (refer to Section 5.2 for general guidelines).
- Check for loose connections between the scanner and the vehicle's DLC.
- Try the scanner on another compatible vehicle to rule out a device issue.
- Codes Not Clearing:
- Ensure the ignition is ON and the engine is off when attempting to clear codes.
- Some persistent faults may require multiple drive cycles or professional repair before codes can be permanently cleared.
- Screen Issues:
- If the screen is dim or unreadable in bright sunlight, adjust your viewing angle. The 2.4" TFT 262K true color LCD display uses advanced reflective technology for visibility in sunlight.
8. Specifications
| Parameter | Value |
|---|---|
| Display | 2.4 inch TFT, 320*240 LCD |
| Operating Voltage | 12V DC |
| Operating Temperature | 0 to 60°C (32 to 140 F°) |
| Storage Temperature | -20 to 70°C (-4 to 158 F°) |
| External Power | 8.0 to 18.0 V power provided via vehicle battery |
| Net Weight | 0.26kg (0.57lb) |
9. User Tips
No specific user tips were available from provided reviews or Q&A content.
10. Warranty and Support
The AUTOPHIX OM126P comes with a 1-year warranty. Technical support is available for assistance with product operation, troubleshooting, and software updates. Please refer to the official Autophix website or contact customer service for support.
