Automotive Grade OBD-II Harnesses: Zero-Defect Data Integrity
Your vehicle’s data is too critical to trust to standard components. As a leading supplier of Automotive Grade wiring, Jiatel specializes in OBD-II harnesses engineered for zero-defect data integrity in the most demanding environments. We provide the turnkey solutions required for high-compliance applications, covering complex ECU diagnostics, real-time telematics, and fleet management.
1. Quality & Compliance: Your Zero-Risk Guarantee
Compliance and quality assurance are the foundations of our OBD solutions. We adhere to the strictest global automotive standards to ensure reliability from the start.
| Standard / Certification | Commitment | Relevance |
| IATF 16949:2016 | Certified Quality Management System. | Guarantees rigorous process control from design to delivery. |
| PPAP (Production Part Approval Process) | OEM Diagnostic Harnesses strictly adhere to all PPAP requirements. | Essential for factory-installed and volume solutions. |
| AEC-Q100 | Components tested to automotive component reliability standards. | Ensures robust performance and longevity. |
| Environmental | Fully RoHS & REACH Compliant. | Global safety and environmental responsibility. |
2. Comprehensive OBD Product Line
We offer a focused range of products, ensuring compatibility with global standards and future-proofing your systems.
2.1 OBD II Connectors (SAE J1962 Compliant)
Standard 16-pin OBD II connectors compliant with SAE J1962 and ISO 15031-3, designed for secure, plug-and-play diagnostic access:
- OBD II Male/Female Connectors: For secure vehicle ECU integration and reliable diagnostic tool interfaces.
- Waterproof OBD II Connectors: IP67/IP68 rated for use in exposed or harsh environments.
2.2 Custom & Smart Diagnostic Harnesses
Turnkey wired assemblies connecting OBD ports to ECUs, sensors, or diagnostic platforms:
- OEM & Aftermarket Harnesses: Reliable factory-installed and retrofit solutions.
- Multi-Protocol Ready: Supports CAN FD (up to 2 Mbps), LIN, SAE J1850, and SAE J1939 (Heavy-Duty).
- Smart Integration: High-tech assemblies for next-gen connectivity, including Bluetooth, 5G/V2X, and Edge Computing integration for remote fleet management.
3. Uncompromising Performance Features
Our harnesses are engineered for the extreme requirements of on-road operation, ensuring reliable, low-latency data transmission.
| Feature | Specification | Value to Commercial/EV Clients |
| Vibration Resistance | Tested to 5G RMS (IEC 60068-2-64). | Guarantees stability during sustained vehicle operation. |
| Temperature Range | -40°C to +125°C extended tolerance. | Essential for engine compartments and commercial vehicles. |
| Data Integrity | Guaranteed EMI/EMC Compliance (CISPR 25 Class 3). | Ensures signal reliability in electromagnetically noisy environments. |
| EV Readiness | Supports High-Voltage Diagnostics (HVIL compliant) and BMS integration. | EV-specific assemblies for electric vehicle health monitoring. |
Conclusion: Your Turnkey Partner in OBD Connectivity
We deliver more than just a component; we provide a fully compliant, zero-defect connectivity solution. From DFM (Design for Manufacturability) support on your initial concept to delivering mass production harnesses that withstand the road, Jiatel is your single source for high-reliability OBD systems across the Passenger, Commercial, and EV segments.
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jiatel J1708 6-Pin to OBD2 16-Pin Female Truck Adapter Cable
OBD Wiring Harness -
jiatel K+CAN Universal Jumper Cable for ECU Bench Programming
OBD Wiring Harness -
jiatel L-Shaped 90-Degree OBD2 Splitter Extension Cable – 16-Pin, 0.3m
OBD Wiring Harness -
jiatel L-Shaped OBD2 One-to-Three Splitter Extension Cable
OBD Wiring Harness -
jiatel L-Shaped OBD2 Splitter Extension Cable – 90-Degree, 1-to-2 Adapter
OBD Wiring Harness -
jiatel L-Shaped OBD2 Splitter Extension Cable – Flat Ribbon, 16-Pin, 1-to-2
OBD Wiring Harness -
jiatel Large-Size OBD2 Male Connector Housing – Nickel-Plated Brass
OBD Wiring Harness -
jiatel Mercedes-Benz 38-Pin to 16-Pin OBD2 Adapter Cable
OBD Wiring Harness -
jiatel Mitsubishi 12-Pin to 16-Pin OBD2 Adapter Cable
OBD Wiring Harness -
jiatel OBD2 Extension Cable – Male to Female Diagnostic Connector
OBD Wiring Harness -
jiatel OBD2 Female 16-Pin Jumper Tester for K-Line and CAN-bus
OBD Wiring Harness -
jiatel OBD2 Female Adapter Cable for Mercedes-Benz & Iveco Diagnostic Tools
OBD Wiring Harness -
jiatel OBD2 Flat Splitter Extension Cable – 1-to-3 16-Pin
OBD Wiring Harness














