XAUCY offers handheld OBD2 scanners and automotive battery testers for reading vehicle fault codes, checking engine data, and supporting routine diagnostic tasks.
XAUCY offers handheld OBD2 scanners, vehicle code readers and automotive battery testers for vehicle diagnostic tasks.
Browse available manuals for setup instructions, safety precautions, fault-code reading, live data and troubleshooting. Features and vehicle compatibility vary by model, so consult the matching manual before use.
For warranty or service assistance, check your product documentation or contact the seller.
Selected manuals from manuals+ curated for this brand.
Common questions about manuals, registration, and support for this brand.
Look for the exact model number in this category. The YM319 manual also identifies a QR code on the back of the tool for downloading its user manual.
With the ignition off, connect the scanner to the vehicle's 16-pin diagnostic connector. Turn the ignition on, then select OBD II from the main screen. Follow the manual's safety precautions.
No. Compatibility depends on the model and supported OBD II/EOBD protocols. The V519 manual excludes hybrid vehicles, new energy vehicles and vehicles that do not conform to OBD2 requirements.
Check that the ignition is on, the connector is secure and the vehicle is OBD II compliant. Turn the ignition off, wait about 10 seconds and retry as directed in the manual. Contact the seller if the problem persists.
Consult the paperwork supplied with your product or contact the seller. No verified brand-wide warranty page or registration portal is identified in the available information.