OBDSTAR Marine Master (A+B+C+D) | Diagnostic Tool | Motorboat
Sign up and receive an email as soon as it is back in stock.
Warranty directly via AsTools
Warranty directly via AsTools
We handle warranty cases ourselves, quickly and without involving the manufacturer. Thanks to our own parts inventory and technical expertise, we can usually assist you immediately. Only in exceptional cases do we still send the product to the supplier.
2 years warranty on all products
2 years warranty on all products
All our products come with a 2-year factory warranty. This ensures you long-lasting quality and service.
Easy returns
Easy returns
You can easily request your return through your account. We will send you the return label by email. Return shipping costs are your responsibility.
Professional customer service
Professional customer service
Our experts are ready to help you quickly and professionally, both online and in our physical store. Questions? Feel free to contact us!
The OBDSTAR Marine Master (A+B+C+D) is a diagnostic tool for the marine sector and supports diagnostics on jetskis, outboard motors, inboard motors, and generators. The device features an 8-inch touchscreen, runs on Android 11, and is powered by a Samsung Exynos processor. The A+B+C+D configuration is the full version covering all four marine segments. The license is valid for 2 years and provides access to software updates via Wi-Fi and OTA (Over-The-Air). Standard functions include reading and clearing fault codes, displaying live data, freeze frames, actuator tests, coding, reading ECU information, and reading operating hours.
Additionally, the Marine Master features Car Scan, BCM simulator, Instance Setting, Maintenance Setting, remote control reset, system calibration, and torque setting. Through the accompanying mobile app, functions such as DLC location, flash code search, technical bulletins, and manual service procedures are available. Data display is possible as text, waveform, or instrument graph. The device also supports interactive wiring diagrams, screen recording, wireless screen mirroring, and remote support by OBDSTAR technicians.
ADVANTAGES
IMPORTANT NOTES
Diagnostic functions
The Marine Master offers full diagnostic functionality on connected marine engine control systems. Available functions may vary by brand, model, and year of the vessel.
- Read ECU information: Displaying software versions, hardware numbers, and identification data of the connected control unit.
- Read fault codes: Reading active and stored fault codes with descriptions.
- Clear fault codes: Removing fault codes from the control unit memory after repairs.
- Live data: Real-time display of sensor and actuator values for fault localization.
- Freeze frames: Retrieving snapshots of sensor values at the time a fault code was stored.
- Actuator test: Activating components to check operation without running the engine.
- Coding: Adjusting software settings in the control unit after component replacement or modification.
- Operating hours reading: Reading the engine running hours for maintenance planning.
- Auto Scan: Automatically scanning all available systems for existing fault codes.
- Data recording and playback: Capturing and reviewing live data streams for detailed fault analysis.
Key and EEPROM functions
The Marine Master supports key programming for specific brands of jetskis and watercraft in combination with optional IMMO kits.
- Key programming: Registering new or replacement keys on the immobilizer of compatible Yamaha and Kawasaki vessels (in combination with M029 or M039 IMMO kit).
Service and maintenance functions
The diagnostic tool supports multiple service and maintenance functions on marine engines. The availability of these functions varies by engine brand, model, and year of manufacture.
Engine and drivetrain
- ECU reset: Restoring the control unit to default values after maintenance or component replacement.
- Oil service reset: Resetting the oil maintenance indicator after an oil change.
- Oil pressure reset: Resetting the oil pressure warning and associated counter.
- Tachometer setting: Calibrating the display of the engine speed.
- Fuel settings: Adjusting fuel parameters within the manufacturer’s specified limits.
- Throttle position sensor reset: Resetting the learned values of the throttle position sensor after maintenance.
- Throttle position sensor idle adjustment: Calibrating the throttle zero position for a stable idle speed.
Trim and drive
- Trim reset: Reset the trim and tilt positions of the drive.
- Set tilt limit: Set the mechanical tilt limit of the drive.
Steering and navigation
- Steering angle sensor calibration: Calibrate the zero position of the steering angle sensor after removal or replacement.
- Compass calibration: Calibrate the electronic compass after installation or display malfunctions.
Other service and maintenance functions
- Set service mode: Activate service mode to perform maintenance tasks.
- Winterizing: Perform the winterizing procedure to protect the engine during long-term inactivity.
- Reset maintenance indicators: Manually reset service lights via the mobile app.
Special functions and capabilities
In addition to standard diagnostic and service functions, the Marine Master offers various additional features for workshop use.
- Car Scan: Automatically detect and scan all present control units.
- BCM simulator: Simulate BCM signals for diagnosis and control.
- Instance Setting: Configure specific engine instances within a multi-engine setup.
- Maintenance Setting: Set maintenance parameters for the connected engine.
- Remote control reset: Reset and re-pair electronic remote controls.
- System calibration: Perform calibration procedures on various engine systems.
- Torque setting: Adjust torque-related parameters within factory limits.
- Interactive wiring diagrams: Consult electrical diagrams and component descriptions during diagnosis.
- Flash code search function: Lookup meanings of flashing fault codes via the mobile app.
- DLC location: Lookup the location of the diagnostic connector by brand and model.
- Technical bulletins: Access technical information and service documentation via the app.
- Screen recording: Record screen images during diagnostic work for reporting.
- Wireless screen mirroring: Display the screen of the diagnostic device on an external monitor.
- Remote support: Remote assistance by OBDSTAR technicians via a remote connection.
- OTA updates: Update software via Wi-Fi with one action.
Supported vehicle brands
The Marine Master supports a wide range of marine engine brands from various regions. Coverage includes jetskis, outboard motors, inboard motors, diesel engines, and generators.
- European: DAF, FNM, FPT, Lombardini, MAN, MTU, Perkins, Scania, Selva, Sisu, Steyr, Vetus, VM Motori, Volkswagen, Volvo
- Asian: Daedong, Honda, Hyundai, Kawasaki, Suzuki, Tohatsu, Toyota, Yamaha, Yanmar
- American: Caterpillar, Crusader, Cummins, Evinrude, Flagship, Ford, Ilmor, Indmar, John Deere, Johnson, Kodiak, Kohler, Malibu, Marine Power, Mariner, Mercruiser, Mercury, OMC, Panther, PCM, Sea-Doo, Seven Marine, Turnkey, Vanguard
- Chinese: Aiqidi, CFMoto, Hidea, Parsun, Seanovo
Optional additions and expansions
The Marine Master can be expanded with additional hardware adapters and IMMO kits for brand-specific diagnostic and key programming functions.
Hardware modules and accessories
- M029 IMMO Kit (Yamaha): Kit for programming keys and performing immobilizer functions on compatible Yamaha vessels.
- M039 IMMO Kit (Kawasaki): Kit for programming keys and performing immobilizer functions on compatible Kawasaki vessels.
- M064 Diagnostic Adapter (Mercury): Adapter Cable for connecting the diagnostic tool to the specific diagnostic port of compatible Mercury engines.
- M066 Diagnostic Adapter (Kawasaki): Adapter Cable for connecting the diagnostic tool to the specific diagnostic port of compatible Kawasaki engines.
- M067 Diagnostic Adapter (Kawasaki): Adapter Cable for connecting the diagnostic tool to an alternative diagnostic port on compatible Kawasaki engines.
- M069 Diagnostic Adapter (Suzuki/Evinrude/Johnson/Selva): Adapter Cable for connecting the diagnostic tool to the specific diagnostic port of various outboard motors.
- M076 Diagnostic Adapter (VM Motori/Mercruiser): Adapter Cable for connecting the diagnostic tool to the diagnostic port of compatible VM Motori and Mercruiser engines.
- M077 Diagnostic Adapter (FPT): Adapter Cable for connecting the diagnostic tool to the specific diagnostic port of compatible FPT engines.
- M079 Diagnostic Adapter (MTU): Adapter Cable for connecting the diagnostic tool to the specific diagnostic port of compatible MTU engines.
- M082 Diagnostic Adapter (Evinrude): Adapter Cable for connecting the diagnostic tool to the specific diagnostic port of compatible Evinrude engines.
- M085 Diagnostic Adapter (MTU): Adapter Cable for connecting the diagnostic tool to an alternative diagnostic port on compatible MTU engines.
- M087 Diagnostic Adapter (Steyr Motors): Adapter Cable for connecting the diagnostic tool to the specific diagnostic port of compatible Steyr engines.
- M088 Diagnostic Adapter (Tohatsu): Adapter Cable for connecting the diagnostic tool to the specific diagnostic port of compatible Tohatsu outboard motors.
License Information
The OBDSTAR Marine Master (A+B+C+D) includes a 2-year software license. During this period, the user has access to software updates and online features via the OBDSTAR servers.
- License period: 2 years of free software updates from device activation.
- Software updates: Updates include expansion of supported marine brands and models, new service and diagnostic functions, improvements in existing protocols, and bug fixes.
- Extended features: An active license is required for OTA updates via Wi-Fi, remote support by OBDSTAR technicians, access to online technical bulletins, and interactive wiring diagrams via the mobile app.
- After license expiration: The device will continue to operate with the last installed software version. To access new updates and online features, license renewal is required.
Package Contents
- 1x OBDSTAR Marine Master Diagnostic Tool
- 1x 12V2A charger
- 1x M000A 4-meter extension cable
- 1x M001B main cable
- 1x M002D 6-meter power cable with battery clamps
- 1x M003A multifunction jumper cable
- 1x M005 adapter cable Kawasaki
- 1x M015A adapter cable Honda
- 1x M021A adapter cable Parsun
- 1x M043 adapter cable BRP
- 1x M060 adapter cable Mercury
- 1x M061 adapter cable Yamaha
- 1x M062 adapter cable Suzuki
- 1x M063 adapter cable PCM/Crusader/Ilmor/Indmar/Kodiak Marine/Marine Power/Mercruiser/Panther Airboats/Seven Marine/Volvo Penta
- 1x M064 adapter cable Mercury
- 1x M065A adapter cable Evinrude
- 1x M070 adapter cable Tohatsu
- 1x M071 adapter cable Tohatsu
- 1x M072 adapter cable Mercruiser
- 1x M073 adapter cable Indmar
- 1x M074 adapter cable Yanmar
- 1x M075 adapter cable Yanmar
- 1x M078 adapter cable Mercury Diesel
- 1x M080 adapter cable Caterpillar
- 1x M081 adapter cable MAN
- 1x M083 adapter cable Cummins
- 1x M084 adapter cable Scania
- 1x M086 adapter cable Volvo
- 1x Carrying case
Technical specifications
| Specification | Description |
|---|---|
| Product brand | OBDSTAR |
| Product model | Marine Master (A+B+C+D) |
| Product category | Diagnostic Tool for marine (jetski, outboard, inboard, generator) |
| Operating system | Android 11 |
| Processor | Samsung Exynos |
| Screen | 8-inch touchscreen |
| Connectivity | Wi-Fi |
| Nutrition | 12V2A charger, 6-meter power cable with battery clamps |
| License duration | 2 years of software updates |







