LAUNCH X431 CR300 OBD2 Code Reader

Professional OBD2 Diagnostics Made Simple

The CR300 focuses on what matters most: diagnosing engine-related faults quickly and accurately. It helps identify issues before they become costly repairs and allows you to clear trouble codes after maintenance is completed.

Whether you’re checking why the Check Engine Light is on, preparing for an emissions inspection, or monitoring engine performance, the LAUNCH CR300 delivers accurate results in real time.

Full OBDII/EOBD Functions

The LAUNCH CR300 supports all major OBD2 diagnostic modes:

Read Fault Codes

Retrieve Diagnostic Trouble Codes (DTCs) and identify engine-related problems quickly.

Clear Fault Codes

Erase stored codes and switch off the Check Engine Light after repairs.

Live Data Stream

Monitor real-time engine data and sensor readings for accurate troubleshooting.

Freeze Frame Data

View vehicle operating conditions recorded when a fault was detected.

I/M Readiness Check

Verify emissions system readiness before inspection or registration testing.

O2 Sensor Test

Check oxygen sensor performance and identify sensor-related faults.

On-Board Monitor Test

Access results from emission-related system self-tests.

EVAP System Test

Perform EVAP leak checks on supported vehicles.

Vehicle Information

Read VIN, Calibration ID (CID), Calibration Verification Number (CVN), and other vehicle information.

Component Test

Test supported engine-related components directly through the scanner.

Built-In DTC Library

Instantly view detailed fault code definitions without needing external references.

Bred fordonstäckning

The CR300 supports more than 10,000 vehicle models worldwide and works with standard OBD2-compliant vehicles.

American Vehicles

Compatible with OBD2 vehicles from 2000 onwards, including:

• Ford
• Chevrolet
• GMC
• Cadillac
• Buick
• Dodge
• Chrysler
• Jeep
• Lincoln
• And more

European Vehicles

Compatible with OBD2 vehicles from 2003 onwards, including:

• Volkswagen
• Audi
• Skoda
• Sittplats
• BMW
• Mercedes-Benz
• Porsche
• Opel
• Peugeot
• Citroën
• Renault
• Volvo
• Jaguar
• Land Rover
• Fiat
• Alfa Romeo
• Ferrari
• Maserati
• Bentley
• Lamborghini
• And more

Japanese & Korean Vehicles

Compatible with OBD2 vehicles from 2008 onwards, including:

• Toyota
• Lexus
• Honda
• Acura
• Nissan
• Infiniti
• Mazda
• Subaru
• Mitsubishi
• Suzuki
• Hyundai
• Kia
• And more

Chinese Vehicles

Compatible with most OBD2-compliant vehicles from 2014 onwards.

Stöd för flera språk

The LAUNCH CR300 supports 9 languages:

• Engelska
• Franska
• Spanska
• Tysk
• Italienska
• Portugisiska
• Ryska
• Polsk
• Holländska

Compact Plug-and-Play Design

Designed for convenience and portability, the CR300 requires no batteries and no complicated installation.

Benefits include:

• Lightweight and portable
• Powered directly from the vehicle’s OBD2 port
• Simple menu navigation
• Fast startup and scanning
• Perfect for home garages and professional workshops

OBD2-protokoll som stöds

• ISO9141-2
• ISO14230-4 (KWP2000)
• SAE J1850
• ISO15765-4 (CAN)

Viktiga anmärkningar

• Supports Engine System diagnostics only.
• Does NOT support ABS, SRS, Airbag, Transmission, EPB, SAS, or other advanced vehicle systems.
• Compatible only with OBD2-compliant vehicles.
• Not compatible with 24V trucks.
• Some vehicle models may vary depending on regional OBD2 implementation.

Technical Specifications

• Display Size: 1.77-inch screen
• Main Cable Length: 120 cm
• Upgrade Method: PC software update
• Bluetooth: No
• WiFi: No
• Power Supply: Directly from OBD2 port
• Product Weight: Approx. 700g

Package Contents

• 1 × LAUNCH X431 CR300 OBD2 Code Reader
• 1 × Användarhandbok
• 1 × Retail Packaging

Why Choose the LAUNCH X431 CR300?

✅ Full OBD2/EOBD Diagnostic Functions

✅ Reads & Clears Check Engine Light Codes

✅ Live Data & Freeze Frame Analysis

✅ I/M Readiness & Emissions Testing Support

✅ Covers 10,000+ Vehicle Models

✅ Multi-Language Interface

✅ Compact Plug-and-Play Design

✅ Trusted LAUNCH Diagnostic Technology

The LAUNCH X431 CR300 is an excellent entry-level OBD2 scanner that provides professional engine diagnostics, helping you save time and money by identifying vehicle problems before they become major repairs.