OBDSTAR P004 Basic Kit | Accessories
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The OBDSTAR P004 Basic Kit is an accessory kit for ECU programming and reading and writing data in bench mode. The kit includes the P004 adapter and associated jumper cables, and works with the OBDSTAR KeyMaster G3 and P50 for airbag reset and related ECU operations. The adapter keeps peripheral devices in normal communication, whether the 12V power button is on or off.
During operation, the P004 adapter connects the ECU to the diagnostic device via a DB15 connector that communicates with any OBDII-16 I/O interface. The adapter can enable or disable the 120Ω resistor for CAN bus ECUs at any time and supports simultaneous 6&14 and 3&11 CAN bus communication. Additionally, the adapter provides support for GM Single CAN (GM SCAN) and K-line communication, and functions as a diagnostic platform in combination with external equipment for ECU diagnostics or remote operations.
KEY FEATURES
IMPORTANT NOTES
Applications and Features
The OBDSTAR P004 Basic Kit supports the following bench operations:
- ECU programming: Executes programming commands on the ECU in bench mode, allowing technicians to edit firmware or data directly at the workbench.
- Data reading and writing: Reads and writes ECU data for operations such as airbag reset and related repair work.
- CAN-bus communication: Supports both 6&14 and 3&11 CAN bus pinouts simultaneously, allowing multiple ECU types to be connected without swapping adapters.
- GM Single CAN (GM SCAN): Provides communication with GM vehicles via the Single CAN protocol for diagnostics and programming.
- K-line communication: Supports legacy ECUs that communicate via K-line protocol.
- OBDII-16 I/O interface: The DB15 connector connects to any standard OBDII-16 I/O interface for broad compatibility with existing diagnostic equipment.
Special features and capabilities
The P004 stands out with these features:
- Power-independent communication: The adapter keeps connected devices in communication even when the 12V power button is switched on or off, preventing interruptions during extended bench sessions.
- Switchable termination resistor: The 120Ω resistor for CAN bus ECUs can be toggled on or off at any time, depending on the requirements of the connected ECU.
- External device platform: Acts as an intermediary between the diagnostic tool and external equipment for ECU diagnostics or remote operations.
Package contents
- 1x OBDSTAR P004 Basic Kit | Accessories
- 1x P004 adapter
- 1x P004 jumper wire set
Technical specifications
| Specification | Description |
|---|---|
| Product brand | OBDSTAR |
| Product model | P004 Basic Kit |
| Product type | Adapter kit for ECU programming and bench operations |
| Compatible devices | OBDSTAR KeyMaster G3, OBDSTAR P50 |
| Primary application | Airbag reset |
| Connector | DB15 to OBDII-16 I/O Interface |
| CAN-bus Support | 6&14 and 3&11 Simultaneously |
| Additional Protocols | GM Single CAN (GM SCAN), K-line |
| Termination Resistor | 120Ω Switchable |
| Power Mode | Communication Maintained at 12V On or Off |
| Kit Contents | P004 Adapter, P004 Jumper Wire Set |







