M-Jet Seabob Diagnostic Tool
From $999.00
COMING SOON – Q4 2026
Stay Tuned!
Developed by M-JET Powersports LLC, FL USA, the SeaBob Diagnostic tool enables full Can-Bus communication with the Seabob F5, F5S & F5SR
Seabob F9, F9S models coming soon.
This is a COMPLETE Diagnostic tool with all of the features that Seabob original software includes. There are other tools on the market that view only batteries and basic diagnostic, but our tool has EVERY SINGLE FUNCTIONALITY needed to diagnose and repair your Seabob.
Ideal For:
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Service Centers and marine workshops
- Super Yachts and Charter Companies
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Seabob resellers and maintenance providers
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High-end repair shops seeking fast and accurate diagnostics
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Enthusiasts and engineers involved in battery performance analysis
- Description
- Additional information
Description
Diagnostics. Without a laptop.
Plug in the dongle, open the app, done. For your Seabob F5, F5S, F5SR
Seabob F9, F9S models coming soon.

The M-JET Seabob Diagnostic tool allows you to do all OEM functionality of your Seabob device in a small compact system that fits in your pocket. No huge case to carry around. Our connector will support connecting the factory charger to power the unit, as well as XT90 connectors for aftermarket battery chargers.

Overview
- See Model
- Serial Number
- Operating Hours
- Operating Mode
- Charging Mode
Motor Control
- See Software Version
- See Hardware Version
- See Serial Number
Display
- See Software Version
- See Serial Number
Batteries
- See Software Version
- See Hardware Version
- See Cell information

Faults
The app reads the fault memory and shows each fault in plain language.
- Active Errors
- Error Memory
- Warnings
- Power Limitation
- Left Battery
- Right Battery
- Fuses
- Clear Fault Memory
- Reset Battery Fuse Fault
- Save Charge cycles in Battery

Live data
- Cell View
- Drive
- Temperatures
- Batteries
- Charging
- Diving Depth & Sensors
Device Data
- Operating Hours
- Serial Number
- Battery Serial Number
- Display Serial Number
- Model

Service
Time & Timer
- Set Time
- Set Time in Battery
- Set Timer
PIN Codes
- Show PIN codes
- Remove PIN prompt at Start-up
- Change Start-up PIN
- Change Owner PIN
- Owner PIN
- Start-up PIN

Diving Depth
- Maximum Diving Depth
- Save Maximum Diving Depth
- Display Color by Diving Depth
Calibration
- Calibrate Water Temperature
- Callibrate Charging Current Measurement
- Adjust Motor Controller Temperature
- Adjust Battery Current Measurement
Battery Replacement
- Register New Battery
- Reset Batteries State

Speed Levels & Power
- Number of Speed Levels
- Speed per Level
- Percentage Display per Speed Level
- Acceleration & Deceleration
- Power Limitation at Low Battery Level
- Maximum Motor Current
- Maximum Motor Temperature
- Impeller out of Water detection
- Display off & Sleep
- Quick Start after Charging
Display & Camera
- Display Test Pattern
- Turn on Display Brightness
- Display Type
- Display Color
- Align Selfie Camera
- Target Heading
Transport
- Activate Transport / Cargo Mode
All trademarks belong to their respective owners. M-JET Powersports LLC is not affiliated with Cayago. Use at your own risk.
Additional information
| Weight | 4 lbs |
|---|---|
| Dimensions | 12 × 12 × 6 in |
| LIcense | 1 SeaBob, 3 SeaBob, 5 SeaBob, Unlimited SeaBob |

















