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WiFi Upgrade Connect your device to WiFi or a mobile hotspot when you receive our product. This will ensure a smoother experience and allow you to update the app and diagnostic software for better performance.

Online Support MUCAR provides 24/7 professional support to help you with any issues. You can chat with our experts through the in-app support or contact our official customer service team via email.

Maintenance Reset and Upgrades The CS90 diagnostic tool offers lifetime free access to 28+ reset and upgrade services, including oil, SAS calibration, and more. It will also restore partial parameters after repair and maintenance.

Professional Engine System OBD2 Scanner This tool allows you to read codes and check security measures for Basic Engine Systems (ECM). You'll receive code definitions, possible causes, and corrections for specific vehicle codes.

Full OBD2 Functions The CS90 scanner supports 10 OBD2 function modes, including reading codes, clearing codes, and viewing live data. You can also perform oxygen sensor tests and check vehicle information.

Smarter and User-Friendly The tool features a multilingual menu and fast operating speed. You can quickly access vehicle information, add multiple parameters, and record data for easy analysis.

Note After clearing fault codes, we recommend repairing the car before clearing the codes. If the fault persists, it may indicate a hardware issue.