1. 서론
This manual provides instructions for the LAUNCH CRP123 OBDII Main Cable. This cable is designed to connect compatible LAUNCH diagnostic scan tools, such as the CRP123, CRP129, Creader VII+, and Creader VIII, to a vehicle's On-Board Diagnostics II (OBDII) port for diagnostic purposes.
The cable facilitates communication between the scan tool and the vehicle's Electronic Control Unit (ECU), enabling the retrieval of diagnostic trouble codes (DTCs), live data streams, and other vehicle information.
2. 설정
2.1 패키지 내용
- 1 x LAUNCH CRP123 OBDII Main Cable
2.2 케이블 연결
- OBDII 포트를 찾으세요: The OBDII port is typically located under the dashboard on the driver's side of the vehicle. Refer to your vehicle's owner's manual for the exact location.
- Connect to Scan Tool: Plug the 15-pin connector end of the LAUNCH CRP123 OBDII Main Cable into the corresponding port on your LAUNCH CRP123, CRP129, Creader VII+, or Creader VIII scan tool. Ensure a secure connection.
- 차량에 연결: Plug the OBDII connector end of the cable into the vehicle's OBDII port. Ensure the connection is firm.
- 전원 켜기: Once both ends of the cable are securely connected, power on your LAUNCH scan tool. The tool should automatically establish communication with the vehicle's ECU.

Image 1: The LAUNCH CRP123 OBDII Main Cable, showing its coiled black cable and the 15-pin connector designed to interface with compatible LAUNCH scan tools.
3. 운영
The LAUNCH CRP123 OBDII Main Cable acts as a conduit for data transfer between your vehicle and the diagnostic scan tool. Its operation is passive; the cable itself does not perform diagnostic functions but enables the scan tool to do so.
3.1 Using with Your Scan Tool
- 차량 점화: Ensure the vehicle's ignition is in the "ON" position (engine can be off or running, depending on the diagnostic procedure).
- Scan Tool Interface: Follow the on-screen prompts and instructions provided by your specific LAUNCH scan tool (CRP123, CRP129, Creader VII+, or Creader VIII) to perform diagnostic tasks.
- 데이터 검색: The cable will transmit data such as Diagnostic Trouble Codes (DTCs), live sensor data, freeze frame data, and vehicle information to your scan tool for analysis.
- 연결 해제: After completing diagnostic procedures, power off the scan tool, then carefully disconnect the cable from the vehicle's OBDII port and the scan tool.
4. 유지관리
Proper care and maintenance will extend the lifespan of your LAUNCH CRP123 OBDII Main Cable.
- 청소: 케이블과 커넥터를 부드럽고 마른 천으로 닦으십시오. 강한 화학 약품이나 연마성 세척제 사용은 피하십시오.
- 저장: Store the cable in a cool, dry place, away from direct sunlight and extreme temperatures. Coil the cable loosely to prevent kinks or damage to the internal wires.
- 손질: Always grasp the connector housing when plugging or unplugging the cable. Avoid pulling directly on the cable itself, as this can damage the internal wiring or strain relief.
- 점검: Periodically inspect the cable and connectors for any signs of wear, cuts, bends, or corrosion. If damage is observed, replace the cable to ensure reliable operation and prevent potential issues with your scan tool or vehicle.
5. 문제 해결
If you encounter issues while using the LAUNCH CRP123 OBDII Main Cable, consider the following troubleshooting steps:
- 차량과 통신이 되지 않음:
- Ensure both ends of the cable are securely connected to the scan tool and the vehicle's OBDII port.
- 차량의 시동 스위치가 "ON" 위치에 있는지 확인하십시오.
- Check the cable for visible damage (cuts, kinks, bent pins). A damaged cable may prevent communication.
- Confirm the scan tool is powered on and functioning correctly.
- Test the cable on a different compatible vehicle or with another known-good scan tool, if available, to isolate the issue.
- 간헐적인 연결:
- Ensure connectors are clean and free of debris or corrosion.
- Avoid excessive movement or strain on the cable during use.
- Check for loose internal wiring by gently flexing the cable near the connectors. If the connection drops, the cable may be faulty.
- Scan Tool Error Messages:
- Refer to your specific LAUNCH scan tool's manual for error code definitions and troubleshooting steps related to communication issues.
If troubleshooting steps do not resolve the issue, the cable may need replacement. Contact LAUNCH customer support for further assistance.
6. 사양
| 모델 | CRP123 (X431 Main Cable) |
| 호환성 | CRP123, CRP129, Creader VII+, Creader VIII 출시 |
| Connector Type (Scan Tool) | 15-pin D-sub (DB15) |
| 커넥터 유형(차량용) | OBDII (16-pin J1962) |
| 색상 | 검은색 |
| 전원 | 유선 전기 연결 (차량 OBDII 포트 이용) |
| 품목 무게 | 0.352 온스(약 10그램) |
| 패키지 크기 | 6.5 x 6 x 1.25 인치 |
| 한국어: | 777451883307 |
7. 보증 정보
The LAUNCH CRP123 OBDII Main Cable comes with a 1년 보증 구매일로부터. 본 보증은 제조상의 결함에 대한 보증이며, 정상적인 사용 조건에서 제품의 재질 및 제조상의 결함이 없음을 보장합니다.
The warranty does not cover damage caused by misuse, accident, unauthorized modification, or improper installation. For warranty claims or further details, please contact LAUNCH customer support.
8. 고객 지원
For technical assistance, troubleshooting, or warranty inquiries regarding your LAUNCH CRP123 OBDII Main Cable, please contact LAUNCH customer support.
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