DongfengVR ABS electronic control unit assembly 3601010-C1103

Engineered for exceptional anti-lock braking performance, this ABS ECU assembly uses a 32-bit high-speed microprocessor (operating frequency ≥80 MHz) to process real-time data from wheel speed sensors at a sampling rate of 1000 times per second. It accurately detects wheel slip (threshold set to 8-12% per OEM calibration) and adjusts brake hydraulic pressure within 50-80 ms via the brake modulator—preventing wheel lockup during emergency braking or on slippery surfaces (wet roads, ice, gravel). Rigorous testing shows the ECU reduces braking distance by 15-20% compared to non-ABS systems and maintains vehicle steering control during hard braking, significantly lowering the risk of skidding or jackknifing (critical for heavy-duty trucks with high payloads). Additionally, it supports auxiliary functions such as Electronic Brake-Force Distribution (EBD), which optimizes front/rear brake force distribution based on vehicle load, further improving braking stability

The 3601010-C1103 ABS ECU assembly is built to withstand the harsh operating conditions of commercial truck environments. Its housing is made of impact-resistant ABS plastic (reinforced with glass fiber) that meets IP6K9K ingress protection standards—providing complete protection against dust ingress and high-pressure, high-temperature water jets (up to 80°C, 80-100 bar). This ensures reliable performance in dusty construction sites, rainy weather, or when the vehicle is subjected to high-pressure washing. The ECU’s operating temperature range is -40°C to 85°C, enabling stable function in freezing winter climates (e.g., cold starts at -40°C) or hot summer conditions (e.g., engine bay temperatures exceeding 70°C). It also resists electromagnetic interference (EMI) in accordance with ISO 11452-2, preventing signal disruption from nearby vehicle electrical components (e.g., alternators, radios)

To ensure long-term reliability and vehicle safety, the ECU integrates multi-layer protection mechanisms and advanced fault diagnostics. It features overvoltage protection (up to 36V) and overcurrent protection (≤10A) to shield internal circuits from electrical surges (e.g., from a faulty alternator). A short-circuit protection system prevents damage if sensor or modulator wires are accidentally shorted to ground. The ECU also includes a self-diagnostic function that continuously monitors the ABS system (sensors, valves, power supply) and stores fault codes (compliant with SAE J1939 protocol) if anomalies are detected. These codes can be read via standard OBD-II scanners or Dongfeng’s proprietary diagnostic tool, enabling mechanics to quickly identify and resolve issues (e.g., faulty wheel speed sensor, clogged brake valve)—reducing maintenance time and vehicle downtime

Designed for user convenience, the 3601010-C1103 ABS ECU assembly supports quick, plug-and-play installation. It mounts to the vehicle’s chassis (typically near the brake modulator) via pre-fitted brackets that align with Dongfeng VR’s original mounting points, requiring only basic hand tools for attachment. The electrical connector uses a push-to-lock design with a rubber seal, ensuring a secure, waterproof connection to the vehicle’s wiring harness—installation can be completed in 30-45 minutes by a single technician. The ECU requires no periodic calibration or maintenance beyond routine system checks (e.g., during vehicle service intervals); its solid-state design has no moving parts, ensuring a service life of 150,000+ kilometers under normal use. The housing is laser-marked with the part number, voltage rating (12V/24V), and manufacturing date for easy identification, simplifying inventory management for fleet operators