FULL OBD2 TEST MODES: this OBD2 code reader to pull and clear codes. Get real-time sensor readings from emissions/ rpm/ mph/ fuel trim/ O2 sensors/ mass airflow and such, to easily find catalytic converter/ fuel delivery/ vacuum problems. I/M READINESS: check I/M readiness status to help pass smog tests. Identify emission issues ahead of time and save on expensive repair costs. Works for most OBD2 / EOBD compliant cars worldwide. AUTO VIN DECODER: this OBD2 scanner features automatic VIN technology for easy car identification. It enables you to read freeze frame data recorded by the ECU, aiding in effectively solving emission-related faults. MULTI-LANGUAGE: 7 languages are supported English, French, German, Italian, Spanish, Portuguese, Russian. WIDE COMPATIBILITY: this OBD2 code reader works on most US-based cars since 1996, EU-based cars after 2000, and Asian-based cars after 2008. Our hotline provides 24-hour technical support for prompt problem resolution at support@topdon.com