ThinkTool Expert 399 car scanner — diagnostic tablet with ThinkLink Pro VCI and retail box
FlagshipAI DiagnosisBS6 Ready2024 New

ThinkTool Expert 399 — 14″ AI Diagnostic Tablet

Thinkcar · Car & Truck Scanners
Ask for best price Inclusive of GST · EMI available · Pan-India delivery 5–7 days
  • ✓14″ AI diagnostic tablet on TCOS — BS6-ready full-system diagnostics
  • ✓48 maintenance functions + full-system diagnostics (read/clear codes, live data)
  • ✓Dual-vehicle diagnosis + ThinkLink Pro VCI · video remote

Best for: advanced multi-brand workshops & EV / commercial service centres

Enquire on WhatsApp Call
EditionIndian Version
Free updates2 Yr · P+EV+HD
Warranty2 Years
Technical support1 Year
Working voltage9–18V
Support hours11:00 AM – 6:30 PM
Support daysMon – Sat
Vehicle type:PassengerEVCommercialHD
Quick answer

ThinkTool Expert 399 is a car & truck scanner from Thinkcar, sold in India by Car Tool India, with a GST invoice and pan-India delivery in 5–7 days. 14″ AI diagnostic tablet on TCOS — BS6-ready full-system diagnostics.

Product description

The ThinkTool Expert 399 is THINKCAR’s flagship 14″ AI diagnostic tablet (2024), built on the all-new TCOS system. It pairs complete OBD II + OE-level diagnostics with bi-directional control, ECU coding, online programming, 41+ service functions and AI-guided repair guidance — plus dual-vehicle diagnosis with an additional VCI.

The wireless ThinkLink Pro VCI supports CAN 2.0, CAN FD, DoIP and J2534, with VCI data synced to the tablet in real time via split screen. It is BS6-ready and includes 2-year free updates for Passenger, EV and HD software (incl. EV Tesla) — covering passenger cars, electric vehicles and commercial / heavy-duty vehicles in one tool. Video remote diagnosis is built in.

Backed by Car Tool India's 1-year support — our team helps with setup, activation, adapters and real-time troubleshooting.

Key features
  • ✓14″ HD IPS display on the new TCOS system — large, fast workspace with a 20 MP rear & 8 MP front camera.
  • ✓AutoSearch + VIN scan instantly identifies the vehicle’s make, model and year for quick access.
  • ✓Full-system fault diagnosis — engine, ABS, SRS/airbag, transmission, body and more across all main systems.
  • ✓Full-system OE-level diagnostics on 1996 and newer US, European and Asian vehicles.
  • ✓Complete OBD II with actuation / bi-directional control, special functions, ECU coding & 41+ service functions.
  • ✓Powerful online programming for Audi, BMW, Land Rover, Mercedes-Benz, Nissan, Porsche, Seat, Skoda, Subaru, VW and more.
  • ✓ThinkLink Pro VCI — CAN 2.0 / CAN FD / DoIP / J2534, dual-band WiFi, 155+ brands; EV & HD included.
What’s in the box
Main hardware
1×ThinkTool Expert 399 (THINKCAR T399) tablet
1×ThinkLink Pro VCI
1×OBD diagnostic cable
1×OBD adaptor
Connectors & adaptors
1×Clipper cable (LCDSS)
1×Cigarette lighter cord
1×Fuse (AC250V/5A, φ5×20mm)
1×Fuse (AC250V/5A, φ6×30mm)
1×BMW-20 · BZ-38 · CR-6 · TA-22 · TA-17
1×HA-3 · G/V-12 · M/H-12+16 · NN-14+16 · FT-3
Cables & power
1×3-in-1 charger (US, UK & EU plugs)
1×Charging cable
1×Programming cable
1×Ethernet cable
1×Type-C to USB cable
Documents & case
1×Quick start manual
1×Activation card (serial number & activation code)
1×Heavy-duty plastic carrying case
Specifications
Tablet specifications
Operating systemTCOS System
Screen14″ HD IPS
RAM8 GB
Storage256 GB
Battery22,400 mAh / 3.8V
Camera20 MP rear + 8 MP front
Wi-FiDual-band
VCIThinkLink Pro
ProtocolsCAN 2.0, CAN FD, DoIP, J2534
Vehicle brands155+
Free updates2 yrs · Passenger + EV + HD
Warranty2 Years
VCI — ThinkLink Pro
ModelThinkLink Pro
ProtocolsCAN 2.0, CAN FD, DoIP, J2534
ConnectionDual-band Wi-Fi + Bluetooth
Vehicle brands155+
RemoteVideo remote diagnosis
EV & HDIncluded
Functions (48)
AFA/F ResetWindows CalibrationTyre ResetTransport ModeTPMS ResetODO MeterSus ResetSun RoofAOFFStop/Start ResetSeats CalibrationSAS ResetOil ResetNOxNOx Sensor ResetALanguage ChangeInjectorImmoGearBox LearnGear LearnElec. Throttle RlrnEGREGR AdaptionDPFDPF Reg.Coolant BleedBrake ResetBAT. Match(ABS)BleedingAirbag ResetAFS ResetSCRAdBlue ResetAC System Relearn/InitializationEngine Power Balance MonitoringIntelligent Cruise Control SystemMotor Angle CalibrationHigh Voltage Battery DiagnosticsGPFGas Particulate Filter RegenerationIMMO PROGClutch MatchingECUECU ResetFRM MatchingRainfall Light SensorTurbocharging MatchingGateway Module Data CalibrationODO CheckCoolant ReplacementCompressor testHigh voltage power outage48VMild Hybrid Electric VehicleDCDC-DC ConvertorOnboard Charger
FAQ
Is the ThinkCar ThinkTool Expert 399 a genuine product?

Yes — it is a 100% genuine ThinkTool Expert 399 with official software activation and a 2-year warranty.

Does the ThinkCar ThinkTool Expert 399 support BS6 vehicles?

Yes — it supports BS6 vehicles from Mahindra all the way to Mercedes-Benz, with strong BS4 backward coverage for older Indian vehicles.

Will the scanner work on my car?

It covers a wide range of Indian, Asian, European, American and Chinese makes. Share your vehicle details and our team will confirm exact coverage for your model.

Does it perform actuation / active tests?

Yes — the ThinkTool Expert 399 supports actuation / bi-directional active tests to command components and verify repairs, plus full-system diagnostics and 48 maintenance functions.

Does it perform BS6 DPF regeneration?

Yes — BS6 DPF (Diesel Particulate Filter) regeneration is supported.

Does it support SCR / AdBlue reset?

Yes — SCR (AdBlue) reset is supported.

Are software updates free?

Yes — the ThinkTool Expert 399 comes with <strong>2-year free updates</strong> for Passenger, EV &amp; HD software (Wi-Fi).

Does it cover EV &amp; heavy-duty (HD) vehicles?

Yes — the Expert 399 includes Passenger, EV and HD (heavy-duty) software, with 2-year free updates for each. EV Tesla software is included too.

Is the connection wireless or wired?

The ThinkTool Expert 399 uses the wireless ThinkLink Pro VCI (CAN 2.0 / CAN FD / DoIP / J2534), so you can move freely around the vehicle while you work.

What about EMI and delivery?

EMI options are available, and pan-India delivery takes 5–7 days. Contact us on WhatsApp or call for the current details.

Do you provide setup support?

Absolutely. Car Tool India provides 1-year support for setup, activation, adapters and real-time troubleshooting.

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Sold and supported by Car Tool India · 1-year warranty · GST invoice