1. Introduction
The LAUNCH CRP123I V2.0 OBD2 Scanner is an advanced diagnostic tool designed for comprehensive vehicle health monitoring. Building upon previous versions, this scanner features an Android 8.1 OS, a quad-core processor, and 32GB ROM for enhanced performance and storage. It provides extensive diagnostic capabilities for key vehicle systems and offers multiple reset services, making it suitable for both DIY enthusiasts and professional mechanics.
Key features include:
- Next-level performance with Android 8.1 OS and 32GB ROM.
- Comprehensive diagnostics for Engine (ENG), Transmission (AT), Anti-lock Braking System (ABS), and Supplemental Restraint System (SRS).
- Seven essential reset services: Oil Reset, Electronic Throttle Control (ETC) Reset, Steering Angle Sensor (SAS) Reset, ABS Bleeding, Battery Management System (BMS) Reset, Brake Reset, and Diesel Particulate Filter (DPF) Regeneration.
- Support for 2017+ FCA vehicles via AutoAuth, covering over 85 car brands and 20,000 models from 1996 to 2025.
- Automatic Vehicle Identification (AUTO VIN) for quick vehicle recognition.
- Access to DTC Lookup, Maintenance Academy, Online Feedback, and Cloud Health Report features.
- Live data stream with graphical display for up to four PIDs simultaneously.
- Lifetime free software updates via Wi-Fi.
2. What's in the Box
Upon opening the package, verify that all the following items are included:
- 1 x LAUNCH CRP123I V2.0 3 Resets Service + 4 System Diagnostic Scanner
- 1 x Charging Cable
- 1 x OBDII Cable
- 1 x User Manual
- 1 x Quick Start Guide
- 1 x Carry Bag
- 1 x Color Box
Figure 2.1: LAUNCH CRP123I V2.0 package contents.
3. Setup
- Initial Power On: The device comes pre-loaded with the latest software. Simply power on the device.
- Connect to Vehicle: Locate your vehicle's OBD2 port (typically under the dashboard on the driver's side). Connect the provided OBDII cable from the scanner to the vehicle's OBD2 port.
- Ignition On: Turn your vehicle's ignition to the "ON" position (engine off) or start the engine, as required by the specific diagnostic function.
- Wi-Fi Connection: For updates and online features, connect the device to a Wi-Fi network. Navigate to "Settings" on the scanner's main menu and select "Wi-Fi" to connect.
- Software Update: Once connected to Wi-Fi, navigate to the "Upgrade" icon on the main menu. The device offers lifetime free updates with easy one-click updates. Ensure your device is charged or connected to power during updates.
Figure 3.1: LAUNCH CRP123I V2.0 OBD2 Scanner.
4. Operating Instructions
The LAUNCH CRP123I V2.0 offers a user-friendly interface with a 5-inch HD touchscreen and physical buttons for navigation.
4.1. Vehicle Diagnosis
From the main menu, select "Diagnose" to begin. The scanner supports automatic VIN detection to identify your vehicle. Alternatively, you can manually select your vehicle's make, model, and year.
Figure 4.1: Main menu of the LAUNCH CRP123I V2.0 scanner.
4.1.1. 4-System Diagnosis
This tool provides comprehensive diagnostics for the following four main systems:
- Engine (ENG): Reads and clears engine fault codes, views live data, and performs emission-related tests.
- Transmission (AT): Accesses transmission control module information, reads/clears codes, and displays live data.
- Anti-lock Braking System (ABS): Diagnoses ABS issues, reads/clears ABS codes, and views live data related to braking.
- Supplemental Restraint System (SRS/Airbag): Checks airbag system status, reads/clears SRS codes, and displays live data.
Figure 4.2: 4-System Diagnosis overview.
4.2. 7 Reset Services
The CRP123I V2.0 includes seven commonly used maintenance reset functions:
- Oil Reset: Resets the oil life system after an oil change.
- Electronic Throttle Control (ETC) Reset: Relearns the throttle body position.
- Steering Angle Sensor (SAS) Reset: Resets the steering angle sensor.
- ABS Bleeding: Performs ABS brake bleeding to restore ABS brake sensitivity.
- Battery Management System (BMS) Reset: Registers the new battery replacement.
- Brake Reset (EPB Reset): Resets the electronic parking brake pads after replacement.
- Diesel Particulate Filter (DPF) Regeneration: Manages DPF regeneration process.
Figure 4.3: Overview of 7 Reset Services.
4.3. Full OBD2 Functions
The scanner supports all 10 OBD2 test modes for comprehensive emission-related diagnostics:
- Read Codes
- Clear Codes
- Live Data Stream
- DTCs Help
- EVAP Test
- O2 Sensor Test
- I/M Readiness
- Freeze Frame
- On Board Monitoring
- Vehicle Info
Figure 4.4: Full OBD2 Functions.
4.4. Live Data Stream & Cloud Health Report
The device allows for real-time monitoring of various vehicle parameters. You can select up to four different PIDs (Parameter IDs) to graph simultaneously, providing a visual analysis of vehicle performance. All diagnostic records can be saved in the cloud system for future reference and can be printed or shared.
Figure 4.5: Advanced features including Live Data Stream and Health Report.
5. Maintenance
To ensure optimal performance and access to the latest vehicle data and features, regular software updates are recommended. The LAUNCH CRP123I V2.0 offers lifetime free updates via Wi-Fi. Simply navigate to the "Upgrade" icon on the main menu and follow the on-screen prompts for a one-click update.
Keep the device clean and store it in its provided carry bag when not in use to protect the screen and components.
6. Troubleshooting
If you encounter any issues with your LAUNCH CRP123I V2.0 scanner, consider the following:
- Device Not Powering On: Ensure the OBDII cable is securely connected to the vehicle's OBD2 port and the vehicle's ignition is in the "ON" position. Check the device's internal battery charge level.
- Communication Errors: Verify the OBDII cable connection. Ensure the vehicle's ignition is on. Try restarting both the scanner and the vehicle.
- Inaccurate Readings/Codes: Ensure the software is up-to-date. Use the AUTO VIN feature or manually select the correct vehicle information (make, model, year) to ensure compatibility.
- DTC Lookup: Utilize the built-in DTC library for definitions of diagnostic trouble codes. The device also provides access to online repair videos and code analysis for further assistance.
- Online Feedback: If issues persist, use the "Diagnostic Feedback" feature to send detailed reports to LAUNCH technical support for assistance.
7. Specifications
| Feature | Detail |
|---|---|
| Model | Launch CRP123i V2.0 |
| Operating System | Android 8.1 |
| Processor | Quad-core |
| ROM | 32GB |
| Display | 5-inch HD Touchscreen |
| Display Resolution | 1280x720 |
| Battery | 6100 mAh |
| Connectivity | Wi-Fi, OBDII Cable |
| Product Dimensions | 11.02"L x 3.54"W x 9.06"H |
| Item Weight | 2.27 pounds |
| Automotive Fit Type | Universal Fit |
| Supported Car Brands | 85+ (1996-2025 models) |
Figure 7.1: Key hardware and software specifications.
8. Warranty and Support
The LAUNCH CRP123I V2.0 Diagnostic Scanner comes with a 5-year warranty, ensuring long-term reliability and peace of mind. Additionally, users benefit from lifetime free software updates, providing continuous access to the latest vehicle data and diagnostic features.
For any technical assistance or inquiries, 7*24 Tech Support is available. Utilize the "Diagnostic Feedback" function within the device to directly communicate with the support team.