Thinkcar Thinktool Master CV Truck Diagnostic Tool

The Thinkcar Thinktool Master CV is a high-end, professional diagnostic platform specifically designed for the demanding environment of the modern truck and transport workshop. This system is built around a robust 10-inch HD touchscreen tablet that runs on a fast and stable Android 10 operating system. The Master CV combines OE-level diagnosis, bidirectional control, a very extensive package of service functions, and advanced calibration capabilities, exclusively focused on heavy commercial vehicles (Heavy Duty, 24V).

Technically, the tablet communicates wirelessly via Bluetooth with the Thinkdiag HML VCI. This powerful Vehicle Communication Interface is specially designed for 24V systems and supports a wide range of communication protocols used in the truck industry. The case is standard equipped with an extensive set of 13 non-standard HD connectors, enabling direct connection to a wide variety of truck brands. The license includes standard two years of free software updates, giving the user continuous access to the latest functionalities and an expanding vehicle coverage.

Diagnostic functions (HD):

In combination with the optional HD module, the Thinktool Euro Master CV offers extensive diagnostic capabilities for 24V vehicles such as trucks, buses, and agricultural vehicles. The system supports a wide range of brands and component suppliers.

• Complete system diagnosis (OE-level): Provides in-depth access to all electronic systems of the vehicle, including engine, transmission (e.g. Allison, Eaton, ZF), ABS/EBS, AdBlue (SCR) systems, tachograph, cabin electronics, retarder, climate control, fuel system and more. Supports fault code reading, clearing, and system status.
• Topology mapping: Visualizes all present control units in an interactive network diagram, including communication status and fault indications. This makes it easy to locate faults in the CAN network or specific subsystems.
• Active tests (bidirectional control): Sends commands to components for functional tests, such as cylinder deactivation, EGR valve control, relay testing, injectors, or operating electronic cooling fans – without disassembly.
• Live datastream: Displays real-time data from sensors and systems in text, graph, or analog instrument format. Supports simultaneous display of multiple data streams for comparison of parameters such as turbo boost pressure, engine speed, vehicle speed, or brake pressure.
• AutoVIN technology: Automatically recognizes trucks via the chassis number (VIN) and selects make, model, and year if supported. This speeds up the selection process and reduces the chance of user errors.

Specific truck service functions:

The Thinktool Euro Master CV combined with the HD module offers a range of specialized maintenance and calibration functions for heavy vehicles (24V), focusing on engine management, emission systems, and fuel controls among others. These functions are indispensable for professional maintenance of trucks, buses, and industrial vehicles.

• DPF regeneration: Starts a phased or forced regeneration of the diesel particulate filter (DPF) to burn off accumulated soot particles and restore filter function.
• Injector coding: Programs the unique IMA/IQA codes of new injectors into the ECU for correct fuel injection and engine balance.
• Reset service (MIL): Resets the maintenance interval and the malfunction indicator lamp (MIL) after scheduled maintenance.
• Bleed AdBlue circuit: Removes air from the SCR system (Selective Catalytic Reduction) after replacement of pipes, pumps, or injectors, to prevent urea injection faults.
• VGT electronic actuator calibration: Calibrates the electronic actuator of a VGT turbo (variable geometry), essential after replacement or repair of the turbo system.
• Reset differential pressure sensor: Resets the differential pressure sensor that measures the load of the soot filter, after replacement or fault detection.
• Reset pressure limiting valve: Calibrates the fuel pressure control valve in the high-pressure system for stable injection pressure after component replacement.
• Parked SCR efficiency test: Performs a standstill test of the AdBlue system to evaluate the efficiency of the SCR circuit, required after regeneration or AdBlue faults.
• DPF ash accumulator reset: Resets the internal ash accumulation counter of the DPF system after maintenance or replacement of the soot filter.

Programming and coding functions (HD):

The Thinktool Euro Master CV with HD module supports essential parameter calibrations for trucks, allowing adjustments to ECU settings without manufacturer software intervention. This function is crucial for optimizing vehicle behavior within legal and operational limits.

• Parameter calibrations: Provides the ability to adjust various vehicle-specific settings in the vehicle's ECU. Supported functions include:
  • Adjust maximum speed: Changes the set speed limiter, for example after tachograph adjustment or fleet policy.
  • Change idle speed: Adjusts the speed at idle, useful for PTO applications or refrigerated transport.
  • Set cruise control parameters: Determines the sensitivity, minimum, and maximum values of the cruise control system.
• Important limitation: Unlike the passenger car version, the Euro Master X with HD module does not support online ECU programming (flashing). The system is primarily focused on diagnosis, reading, active tests, and parameter adjustment, and not on full ECU software reprogramming.

Cloud and reporting functions (HD):

The Thinktool Euro Master X offers advanced cloud functionality and professional reporting capabilities, also for heavy vehicles. This makes the system highly suitable for fleet managers, truck dealers, and universal workshops with digital work processes.

• Cloud storage and management: All diagnostic reports of trucks and 24V systems can be automatically stored in the Thinkcar Cloud. This ensures data is securely backed up, centrally managed, and accessible at any time from other devices or locations.
• Professional reports: The system generates extensive diagnostic reports, including fault codes, system status, vehicle data, and (if applied) test results of active functions or component measurements. Reports are fully customizable with workshop information, customer data, and remarks, and exportable as PDF.
• Remote diagnostics (TeamViewer): Thanks to the built-in TeamViewer integration, with user permission, an external expert or supplier can take over the device remotely. This is invaluable for complex HD diagnostics, brand-specific settings, or support from importers.

Additional functions and special features (HD):

The HD extension of the Thinktool Euro Master CV offers specialized functions essential for professional maintenance and advanced diagnostic applications on heavy vehicles (24V). This makes the system immediately usable for truck brands in the European and international market.

• Extensive adapter kit: The Euro Master CV with HD module is standard delivered with a set of 13 heavy-duty adapters, suitable for brands such as CAT, MAN, IVECO, Mercedes-Benz (BENZ), Renault Trucks, Volvo Trucks and Isuzu. This makes the tool immediately usable without additional conversion cables.
• ADAS calibration for trucks: The system is compatible with ADAS calibration frames for heavy vehicles, allowing driver assistance systems such as Lane Departure Warning (LDW), Front Collision Warning (FCW) and Adaptive Cruise Control to be accurately calibrated. This is indispensable when replacing or realigning cameras, sensors, and windshields.

Optional expansions and modules (HD):

The Thinktool Euro Master X can be expanded with various professional accessories that make the system even more versatile within the maintenance of heavy vehicles, buses, and industrial applications.

• Printer: Supports connection to a wireless Wi-Fi printer for direct printing of diagnostic reports, fault code summaries, and service reports from the tablet – without the need for a PC.
• Videoscope: Compatible with the Thinkcar Videoscope, a digital inspection camera that allows visual inspection in hard-to-reach places, such as engine compartments, wiring looms, exhaust channels, or components behind the dashboard.
• Battery Tester (24V): Supports connection with a professional Battery Tester for 24V systems, enabling a complete analysis of starting capacity, charge status, internal resistance, and voltage drop. Ideal for heavy trucks and agricultural vehicles.
• Oscilloscope: Expandable with a 4-channel oscilloscope module (e.g. Scope Box) for analyzing electronic signals, including CAN bus, sensors, injectors, and actuator lines. Indispensable for in-depth electrical fault diagnosis.

Supported vehicle brands and vehicle modules:

• Vans: Bremach, Blue Bird, Bremach, Chrysler, Citroën, Fiat, Ford, GM, GWM, Huanghai, Hyundai, Isuzu, Iveco, Mazda, Mercedes-Benz, Nissan, Peugeot, Renault, Sprinter, Toyota, Volkswagen, Volvo
• Buses: Allegro, American Coach, Ankai, AsiaStar, Battisti, BCI, Berkshire, Bonluck, Champion, Claval, Cloosin, Cobus, Credo, Dayun, Dina, Eicher, Eldorado, Elkhart, ENC, Fleetwood, Forest River, Fuso, Gillig, Golden Dragon, Higer, Holiday Rambler, IC, Iris Bus, Irizar, Kinglong, MCI, NABI, Neoplan, New Flyer, Nova Bus, Orion, Prevost, Renegade, Setra, Shaolin, Silver Bus, Sitcar, Starcraft, Startrans, Sunlong, Sunwin, Temsa, Van Hool, Winnebago, Yutong, ZhongTong
• Trucks: American LaFrance, Ashok Leyland, BeiBen, BharatBenz, C&C Truck, CAMC, Capacity, CTruck, DAF, DFL, E-One, ERF, FAW, Ferrara, Foton, Freightliner, Hino, Hongyan, International, JAC, JMC, Kalmar Ottawa, Kama, Kamaz, Kenworth, KME, Mack, Mahindra, MAN, Mitsubishi, Oshkosh, Paccar, Peterbilt, Pierce, Scania, Shacman, Sinotruk, Spartan, Sterling, Tata, Thomas Built, UD, WA, Western Star
• Off-road and Construction Machines: AGCO, Agricultural, Case, Caterpillar, Flexi-Coil, JCB, John Deere, Kobelco, Machinery, Miller, New Holland, Steyr, Trailer, Volvo, XuGong
• Combustion Engines: Changchai, Chaochai, CNG/LNG, Cummins, Dachai, Detroit, Deutz, Diesel, Doosan, ECU Calibration, Hino, Laidong, Maxx force, PSI, QuanChai, Shangchai, SIDA, SiHuan, Volvo_Penta, WP, Xichai, Yangchai, Yuchai, Yunnei
• Control Units: ABS, Allison, Bendix, Bosch, Delphi, Denso, Eaton, EcTek, Haldex, Knorr, MWM, NOX, SCR, Siemens, Voith, Wabco, ZF

Package Contents:

• Thinkcar Thinktool Master CV Diagnostic Tool
• Thinkcar Thinkdiag HML Interface
• Thinkcar 15 Pins DB15 - 16 Pins OBD2 Adapter Cable
• USB-A - Micro-USB Adapter Cable
• USB-A - USB-C Adapter Cable
• Charging Plug
• Manual
• Storage Case
• Thinkcar Isuzu 3 Pins OBD1 - 16 Pins OBD2 Adapter Cable
• Thinkcar 6 Pins J1708 - 16 Pins OBD2 Adapter Cable
• Thinkcar Volvo 8 Pins OBD1 - 16 Pins OBD2 Adapter Cable
• Thinkcar 9 Pins J1939 - 16 Pins OBD2 Adapter Cable
• Thinkcar CAT 9 Pins OBD - 16 Pins OBD2 Adapter Cable
• Thinkcar MAN 12 Pins OBD1 - 16 Pins OBD2 Adapter Cable
• Thinkcar Renault 12 Pins OBD1 - 16 Pins OBD2 Adapter Cable
• Thinkcar Mercedes-Benz 14 Pins OBD1 - 16 Pins OBD2 Adapter Cable
• Thinkcar Hyundai 16 Pins OBD1 - 16 Pins OBD2 Adapter Cable
• Thinkcar Isuzu 20 Pins OBD1 - 16 Pins OBD2 Adapter Cable
• Thinkcar Iveco 30 Pins OBD1 - 16 Pins OBD2 Adapter Cable
• Thinkcar MAN 37 Pins OBD1 - 16 Pins OBD2 Adapter Cable
• Thinkcar Iveco 38 Pins OBD1 - 16 Pins OBD2 Adapter Cable
• Thinkcar Multifunctional OBD - 15 Pins DB15 Adapter
• Thinkcar Electrically Controlled Switching Line A (4 pcs)
• Thinkcar Electrically Controlled Switching Line B (4 pcs)
• Thinkcar Electrically Controlled Switching Line C (4 pcs)
• Thinkcar Electrically Controlled Switching Line D (4 pcs)
• Thinkcar Electrically Controlled Switching Line E (4 pcs)
• Thinkcar Electrically Controlled Switching Line F (4 pcs)
• Thinkcar Electrically Controlled Switching Line G (4 pcs)
• Thinkcar Electrically Controlled Switching Line H (4 pcs)
• Thinkcar Electrically Controlled Switching Line I (4 pcs)

License information:

• Including 2 years of updates: A 24-month update license is included with purchase.

After the first year, the license can be renewed for an annual fee. The device remains fully functional for already supported models, even without license renewal. However, new software updates can no longer be installed, and some online features may be limited or no longer supported.

Technical specifications