OBDSTAR Marine Master (A+B+C+D) | Diagnostic Tool | Motorboat
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 the complete version of the OBDSTAR marine diagnostic tool. You can diagnose jet skis (A), outboard motors (B), inboard motors (C) and generators (D): ECU information, fault codes, live data, freeze frames, actuation tests, settings and coding, operating hours and helm setup.
The device has an 8-inch screen, Android 11 and a Samsung Exynos processor, and supports 24 V. It operates via Wi-Fi (OTA) and includes wiring diagrams, screen recording, wireless screen mirroring and remote assistance from OBDSTAR. When purchased via AsTools, you receive 2 years of software updates and assistance via TeamViewer.
ADVANTAGES
POINTS TO NOTE
Applications and functionality
The Marine Master is intended for shipyards and marine mechanics who service many different brands. Below is what the device can do.
Diagnostic functions
- ECU information: Software and hardware numbers of the control unit.
- Fault codes: Read and clear, with description.
- Live data: As text, graph or gauge.
- Freeze frames: Values at the moment of the fault.
- Actuation tests: Activating components to test them.
- Settings and coding: Adjusting after replacing components.
- Operating hours: Reading the engine's running hours.
- Helm setup: Setting the helm position.
- Auto Scan: Scanning all control units present.
- Data logging: Recording live data and reviewing it.
Software and app
- Wiring diagrams: Interactive, with component descriptions.
- Diagnostic connector: Finding the location via the OBDSTAR app.
- Blink codes: Looking up the meaning via the app.
- Technical bulletins: Via the OBDSTAR app.
- Screen recording: Record for your report.
- Screen mirroring: Wirelessly showing the screen on a monitor.
- Remote assistance: One-button help from OBDSTAR technicians.
- OTA update: One-button update via Wi-Fi.
How to use it
- Register: Register the device and update it via Wi-Fi.
- Connect: Connect the M001B and the correct brand adapter.
- Select brand: Select brand and engine, or start Auto Scan.
- Read out: Read out fault codes, freeze frames and live data.
- Restore: Use tests and service functions and clear the codes.
Service and maintenance functions
The Marine Master has the following service and maintenance functions. Which function works varies by brand, engine and year of manufacture.
Engine
- ECU reset: Resetting the control unit to its basic values.
- Oil service reset: Resetting the oil indicator after an oil change.
- Oil pressure reset: Resetting the oil pressure warning and counter.
- Tachometer: Setting the rev counter display.
- Fuel settings: Adjust fuel parameters within limits.
- Throttle position sensor reset: Reset the TPS learned values.
- Throttle idle: Adjust the zero position of the throttle valve.
Trim and drive
- Trim reset: Reset the trim and tilt positions.
- Tilt limit: Set the tilt limit of the drive.
Steering and navigation
- Steering angle sensor: Calibrate the zero position after replacement.
- Compass: Calibrate the electronic compass.
General
- Service mode: Enable service mode for maintenance.
- Winterisation: Carry out the procedure for long periods of inactivity.
- Maintenance indicators: Reset service lights, also via the app.
Special functions and capabilities
In addition to diagnostics and service:
- BCM simulator: Simulate BCM signals for diagnostics.
- Instance Setting: Configure engines in a multi-engine setup.
- Maintenance Setting: Set maintenance parameters.
- Remote control reset: Reset and pair the electronic remote control.
- System calibration: Calibration procedures on engine systems.
- Torque setting: Adjust torque parameters within limits.
Supported vehicle makes
What matters is the combination of brand, engine and year of manufacture, not the brand alone. Coverage differs per function; check in advance whether your engine and the function you need are included.
Supported engine brands
Jet ski, outboard, inboard and generator.
- European: DAF, FNM, FPT, Lombardini, MAN, MTU, Perkins, Scania, Selva, Sisu, Steyr, Vetus, VM Motori, Volkswagen, Volvo Penta
- 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, Mercury Diesel, OMC, Panther, PCM, Sea-Doo (BRP), Seven Marine, Turnkey, Vanguard
- Chinese: Aiqidi, CFMoto, Hidea, Parsun, Seanovo
OBDSTAR usually updates the coverage list at the end of each month.
Licence information
When purchased via AsTools, you receive 2 years of software updates.
- On purchase: Register the device and update it via Wi-Fi.
- Two years of updates: New engines, functions and corrections, via Wi-Fi.
- Purchase support: We help you get started remotely via TeamViewer.
- Renewal: With the OBDSTAR D800 / Marine Master (A&B&C&D) update licence, sold separately in our webshop.
Package contents
- 1x OBDSTAR Marine Master reader
- 1x Charger 12 V / 2 A
- 1x M000A extension cable (4 metres)
- 1x M001B main cable
- 1x M002D power cable (6 metres) with battery clamps
- 1x M003A multifunctional jumper cable
- 22x Brand-specific adapter cables (see table)
- 1x Carry case
| Reference | Connection |
|---|---|
| M005 | Kawasaki |
| M015A | Honda |
| M021A | Parsun |
| M043 | BRP |
| M060 | Mercury |
| M061 | Yamaha |
| M062 | Suzuki |
| M063 | PCM, Crusader, Ilmor, Indmar, Kodiak Marine, Marine Power, MerCruiser, Panther Airboats, Seven Marine, Volvo Penta |
| M064 | Mercury |
| M065A | Evinrude |
| M070 | Tohatsu |
| M071 | Tohatsu |
| M072 | MerCruiser |
| M073 | Indmar |
| M074 | Yanmar |
| M075 | Yanmar |
| M078 | Mercury Diesel |
| M080 | Caterpillar |
| M081 | MAN |
| M083 | Cummins |
| M084 | Scania |
| M086 | Volvo |
Technical specifications
General
- The manufacturer of the diagnostic device. Useful if you already know which brand works well in your workshop.Brand
- OBDSTAR
- Whether it is a tablet, a standalone handheld unit, a dongle with an app, or an interface for a PC.Type of device
- Diagnostic tablet
- Which types of vehicles or machines the device supports. An engine tester, for example, will not work on a truck.Vehicle types
- Boats and jet skis
- Which parts of the world the supported brands come from. This shows whether American or Chinese vehicles are also covered.Brand origin
- European brands
- Asian brands
- American brands
- Chinese brands
Diagnostics
- The device shows sensor readings while the engine is running. This lets you check whether a component is working correctly.Live data
- Yes
- The device can operate components directly, such as a fan or valve. This allows you to test them without removal.Active tests
- Yes
- The device recognises the vehicle automatically by its chassis number, saving time searching through menus.Automatic vehicle recognition
- Yes
Special functions
- Adjusting control unit settings, for example after replacing a component. Required for more than just reading data.ECU coding
- Yes
- A technician from the manufacturer can view and assist remotely via the internet. Useful for difficult faults.Remote assistance
- Yes
Service and maintenance
- Resetting the service light and maintenance interval after an oil change. One of the most commonly used functions in a workshop.Oil reset
- Yes
- Recalibrating the steering angle sensor after wheel alignment or steering work. Important for ESP and driver assistance systems.Steering angle sensor (SAS)
- Yes
Hardware
- The system the device or app runs on. For a dongle, this determines compatibility with your phone.Operating system
- Android 11
- The screen size. A larger screen is easier to read, while a smaller device is more convenient in the vehicle.Screen size
- 8.0 inch
- Whether the device has Wi-Fi. This allows you to install updates and share reports without a cable.Wi-Fi
- Yes
Licence
- How long you receive free new software and vehicle coverage. After this, updates often require payment.Free updates
- 2 years
Other specifications
- Model
- Marine Master (A+B+C+D)
- Application
- Jet ski, outboard, inboard and generator
- Processor
- Samsung Exynos
- Display
- 8 inch touchscreen
- Power supply
- 24 V supported; charging with 12 V / 2 A
- Language
- English
- Shipping weight
- 7.1 kg







