OBDSTAR (EM001) | NIU 5-pins OBD – 16-pins OBD2 Adapter Cable | Moped
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The OBDSTAR EM001 is an adapter cable for the 5-pin OBD connector on NIU mopeds. It converts that connector to a standard 16-pin OBD2 connector (J1962). The 5-pin side connects to the diagnostic socket on the moped; the 16-pin side connects to your diagnostic device or to an intermediate RS232/RS485 converter.
NIU uses a proprietary 5-pin diagnostic connector on its electric two-wheelers instead of the automotive OBD2 connector. The cable provides access to both the battery diagnostic port and the vehicle diagnostic socket, making data from the battery management system (BMS) available alongside standard diagnostic information. The cable unlocks the moped's diagnostic socket; what you retrieve from it depends on your own device's software. The source lists the NIU U-series and M-series as supported ranges, without specifying model years.
KEY FEATURES
LIMITATIONS
Applications and functionality
Via this connection you can access the diagnostic socket and battery side of the moped.
Control units you can access
- Battery Management System (BMS): Accessible via direct connection to the battery diagnostic port, for battery status and cell data.
- Vehicle diagnostic connector: The standard diagnostic socket on the moped for fault code reading and system diagnostics.
What you can do
- Read BMS data: Query the battery pack status and cell information.
- Read fault codes: Retrieve stored diagnostic trouble codes from the moped for system diagnostics.
- Access special functions: Perform information queries and specific functions via the vehicle's diagnostic socket.
- Connect additional adapters: Use the cable as a standard OBD connection towards, for example, an RS232/RS485 converter.
- Please note: Available data and functions vary by model and OBDSTAR device.
Compatible vehicles and applications
The 5-pin NIU connector is the determining factor, not the model. The source lists the U-series and M-series as supported ranges and does not specify production years; therefore, check the connector on the moped itself.
NIU:
- U-series: Models with 5-pin OBD connector.
- M-series: Models with 5-pin OBD connector.
Package contents
- 1x OBDSTAR (EM001) | NIU 5-pin OBD – 16-pin OBD2 Adapter Cable | Moped
Technical specifications
| Specification | Description |
|---|---|
| Brand | OBDSTAR |
| Part number | EM001 |
| Type | Adapter cable |
| Application | Diagnostics for electric mopeds |
| Vehicle-side connection | 5-pin OBD (NIU) |
| Device-side connection | 16-pin OBD2 (J1962) |
| Control units | Battery management system (BMS) and vehicle diagnostic connector |
| Segment | Moped |
| Supported brands | NIU |
| Model range | NIU U-series and M-series with 5-pin OBD connector; model years not specified |
| Required to use | OBDSTAR diagnostic device with motorcycle coverage, such as the MS50, MS70 or MotoMaster |
| Additionally required | RS232/RS485 connector for 4-inch devices such as the MotoMaster (not included) |
| Weight | 0.1 kg |






