OBDSTAR (M004) | Universal 3-pin OBD – 16-pin OBD2 Adapter Cable | Moped/Motorcycle
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Warranty directly via AsTools
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2 years warranty on all products
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The OBDSTAR M004 is an adapter cable that converts a universal 3-pin OBD connection to a 16-pin OBD2 (J1962) connection, specifically designed for use with OBDSTAR diagnostic devices or programmers. The cable is suitable for diagnosing and programming mopeds and motorcycles from brands such as Aprilia, Ducati, Honda, KTM, Piaggio, Vespa, and Yamaha. The 3-pin connector on the vehicle side connects to the diagnostic port commonly used by many two-wheelers in their engine management system.
The M004 adapter cable translates the vehicle's 3-pin diagnostic pinout to the standard 16-pin OBD2 format recognized by OBDSTAR diagnostic equipment. Through this connection, the reader can communicate with the vehicle's electronic control unit (ECU) over the available diagnostic bus, such as K-line. This allows for reading fault codes, retrieving system data, and performing programming tasks supported by the connected OBDSTAR device.
ADVANTAGES
IMPORTANT NOTES
Applications and functionalities
The OBDSTAR M004 Adapter Cable supports the following diagnostic applications via compatible OBDSTAR equipment:
- Read fault codes: Fault codes are retrieved from the vehicle’s ECU via the 3-pin connection and transmitted to the connected OBDSTAR device using the OBD2 protocol.
- Clear fault codes: After diagnosis, stored error codes in the two-wheeler’s control unit can be cleared via the OBDSTAR device.
- Request live data: Real-time sensor data from engine management systems is read and displayed on the connected diagnostic device.
- ECU programming: Depending on the OBDSTAR model and vehicle support, programming tasks can be performed via the 3-pin connection.
Compatible vehicles and applications
The brands and vehicle categories below are confirmed compatible via the 3-pin OBD connection. Exact model years depend on OBDSTAR device support.
Aprilia:
- Various models with 3-pin diagnostic connector
Ducati:
- Various models with 3-pin diagnostic connector
Honda:
- Various motorcycle and moped models with 3-pin diagnostic connector
KTM:
- Various models with 3-pin diagnostic connector
Piaggio:
- Various scooter and moped models with 3-pin diagnostic connector
Vespa:
- Various models with 3-pin diagnostic connector
Yamaha:
- Various motorcycle and moped models with 3-pin diagnostic connector
Package Contents
- 1x OBDSTAR (M004) | Universal 3-pin OBD – 16-pin OBD2 Adapter Cable | Moped/Motorcycle






