does this tool can do on-board monitoring test ?

Hello Dear, yes! ediag ya-101 obd2 scanner can do on-board monitoring test.it reads 40 live data PIDs,including FUELSYS(fuel system status), LOAD_PCT(Calculated load value), ECT(Engine Coolant Temperature), SHRTFT(Short term fuel trim-bank), LONGFT(Long term fuel trim-bank), Engine RPM, VSS(Vehicle Speed Sensor), SPARKADV(Ignition timing advance for cylinder 1), IAT(Intake air temperature), MAF(Mass Air Flow), TP(Absolute Throttle Position), EQ_RATB1S1(Equivalence Ratio Bank 1, Sensor1), O2B1S1(Oxygen sensor output voltage), EVAP_PCT(Commanded Evaporative Purge), etc.

what’s the difference from ad310 and ms309?

Here are differences among ya101,ad310 and ms309 as follow: -software difference: ad310 and ms309 only provide some basic obd2 functions. But ediag ya-101 obd2 scanner is capable of full OBD2 diagnostic functions like Read/Erase codes, I/M Readiness, Data Stream, Freeze Frame, Support to O2 Sensor Test, On-board Monitor Test(mode 6), EVAP System Test(mode 8), Vehicle Information. -Hardware difference: ediag ya-101 obd2 scanner equipped with 35.5 inch long diagnostic cable.but ad310 only has 2.5 feet cable. Our ya-101 comes with 1.8 inch color screen,but ad310 and ms309 only have black and withe screen.

ya 101 tool is compatible with toyota solara year of 2001 ?

Yes any car or truck, that's 97 and up, , take note,,,it monitors/checks everything , but no abs sensors,

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🚗 Diagnose Like a Pro, Drive with Confidence!

UNIVERSAL COMPATIBILITY - Works seamlessly with all 12V gasoline vehicles post-1996 across all OBD2 protocols and 9 languages.
REAL TIME LIVE DATA STREAMING - Monitor engine RPM, coolant temp, O2 sensors, and misfires as they happen for instant insights.
COMPLETE 10 MODE OBD 2 DIAGNOSTICS - Unlock every engine code and system test to ace your smog check and vehicle health.
PLUG PLAY WITH LIFETIME UPDATES - Effortless setup with USB-enabled free lifetime software updates keeps your tool future-proof.
MECHANIC APPROVED GARAGE ESSENTIAL - Trusted by YouTube pros and backed by lifetime warranty—your ultimate DIY diagnostic sidekick.

The 2025 EDIAG YA-101 is an upgraded OBD2 scanner designed for all 12V gasoline vehicles since 1996, offering full support for all 10 OBD2 diagnostic modes including live data streaming, EVAP and O2 sensor tests, and smog readiness. Featuring universal protocol compatibility, a multilingual interface, plug-and-play ease, and free lifetime software updates, it’s a must-have tool for professional-grade vehicle diagnostics at home or in the garage.

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Brand	EDIAG
Product Dimensions	3"L x 2"W x 6"H
Operating System	Windows XP
Display resolution	128x64
UPC	753215881475
Manufacturer	EDIAG
Item Weight	7 ounces
Item model number	1
Manufacturer Part Number	1

2025 Ver. EDIAG OBD2 Scanner YA-101 Auto Code Reader for Check Engine Light,O2 Sensor,EVAP Test,On-Board Monitor Test,Smog Check,OBD2 Diagnostic Scan Tool for All OBD2 Cars Since 1996-Upgrade Version

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