The MT13 Wiring Harness Assembly (Part No. 812W25458-6037) is a specialized component for SINOTRUK’s LNG-powered lean-burn engines, integrating ECI throttle control and NGK ignition systems. It ensures precise signal transmission between the ECU, lean-burn sensors, and LNG fuel modules to meet NOx ≤0.3g/kWh and CH₄ ≤1.0g/kWh emission limits under China VI standards.
Key Features
High-Temperature Resilience: Silicone-coated wiring with Aramid fiber shielding, rated for -45°C to 220°C (compatible with LNG cryogenic environments).
Precision Compatibility:
Supports NGK laser spark plugs and ECI electronic throttle valves for adaptive air-fuel ratio control.
Color-coded connectors (ISO 19642 compliant) for error-free installation on D7B LNG engines.
Diagnostics: SAE J1939 and CAN FD protocols for real-time monitoring (e.g., DTC P0107, P2135 for throttle position errors).
Application Scenarios
Vehicle Models: SINOTRUK HOWO TX LNG lean-burn dump trucks, ZZ4257N3247D mining vehicles, and LNG-powered municipal buses.
Critical Use Cases:
High-load operations in extreme temperatures (e.g., desert mining, Arctic logistics).
Emission-sensitive urban zones requiring ultra-low NOx/CH₄ output.
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MT13 Wiring Harness Assembly Part No. 812W25458-6037