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AD20

The XTOOL AD20  is a wireless OBD2 code reader and diagnostic tool designed to deliver complete OBDII diagnostics through a mobile device. It supports all 10 essential OBDII test modes, enabling users to read and clear trouble codes, view live data, access freeze frame data, and retrieve detailed vehicle information. In addition to diagnostics, the AD20 functions as a real-time vehicle monitoring tool when left plugged into the OBDII port. With smart driving and trip analysis features, it helps drivers better understand vehicle performance and driving behavior.


Key Benefits of Diagnostic Tools - AD20

Supports complete OBDII diagnostics with all 10 essential test modes, covering daily diagnostic and emissions-related needs.

Provides dedicated engine diagnostics to accurately detect and interpret check engine light fault codes.

Features real-time vehicle performance monitoring, including acceleration, fuel efficiency, coolant temperature, engine speed, and voltage.

Sends alert notifications when high coolant temperatures or OBD2 fault codes are detected during driving.

Smart Dash feature displays key engine data on the windshield, improving driving safety and convenience.

Includes battery voltage testing with real-time monitoring through the mobile app.

Offers detailed trip analysis, including driving time, distance, average fuel consumption (reference), and speed data.

Comes with lifetime free updates, lifetime technical support, and lifetime online services with no subscription fees.

Specifications of Diagnostic Tools - AD20

  • Parameters
Read car informationY
Component testingY
CPUARM Cortex-M0
BluetoothBLE 4.2
Operating temperature-20-+60℃
Storage temperature-40-+85℃
Working humidity10%-90%
Operating VoltageDC 9V-28V
LED lightPower Indicator
OBD diagnosisY
Code reading/clearingY
Live DataY


Unlock the New Era of Automotive Diagnostic Solutions
This update covers mainstream passenger vehicles, commercial models, and new energy brands including Subaru, Proton, Perodua, SAIC-GM, BMW, Landian EV, DFSK, SAIC MAXUS, FAW, Brilliance Jinbei, BAIC Motor, IM, XPeng, Mercedes‑Benz and more.
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Apr 09, 2026
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