THINKTOOL Expert 391 is a brand new diagnostic tool with powerful online programming function. It supports 120+ passenger vehicles, 70+ EV vehicles with EV package and 150 + heavy duties with HML package. The newly developed TCOS system provides optimized user interface and easier operations.

Dual Video Remote Diagnostics
THINKCAR remote diagnosis provides a safe, stable and efficient cloud data channel. Users can get helps via audio or video calls from qualified cloud technicians on diagnosis, programming, anti-theft matching, ADAS calibration, troubleshooting, etc.

Equipped THINKLINK Lite VCI
Support CAN 2.0/CAN FD/DOIP/J2534 commonly used diagnostic protocols, supports more than 300+ passenger vehicles, EV cars and heavy duties.

OE-Level Full System Diagnostics
The new Expert 391 support advanced diagnostics function, such as full system scan, special function, actuation test, coding and online programming functions.

Powerful Online Programming Function
Support powerful online programming function for AUDI,BMW,HYUNDAI,JAGUAR,KIA,LANDROVER,BENZ,NISSAN,PORSCHE,RENAULT,SEAT, SKODA,SUBARU,VW,SAICMG,MAXUS,TRUMPCHI,SPRINTER,HONDA.More to come!

Expansion Functional Module Support
Support THINKCAR functional modules such as battery tester clips, Video Scope, Scope box, TPMS tools, PROG key programmer, ADAS etc.